See how the padding changes for no apparent reason? This makes the log difficult to parse with awk. FWIW I ran this using -Xlog:all=debug.
[0.018s][debug][gc,metaspace,freelist] VirtualSpaceNode::take_from_committed() not available 524288 words
[0.018s][debug][gc,metaspace,freelist] VirtualSpaceNode::take_from_committed() not available 49152 words
[0.179s][debug][gc,metaspace,freelist] VirtualSpaceNode::take_from_committed() not available 512 words
[0.179s][debug][gc,metaspace,freelist] VirtualSpaceNode::take_from_committed() not available 256 words
[0.412s][debug][gc,metaspace,freelist ] VirtualSpaceNode::take_from_committed() not available 8192 words
[0.431s][debug][gc,metaspace,freelist ] VirtualSpaceNode::take_from_committed() not available 8192 words
[0.018s][debug][gc,metaspace,freelist] VirtualSpaceNode::take_from_committed() not available 524288 words
[0.018s][debug][gc,metaspace,freelist] VirtualSpaceNode::take_from_committed() not available 49152 words
[0.179s][debug][gc,metaspace,freelist] VirtualSpaceNode::take_from_committed() not available 512 words
[0.179s][debug][gc,metaspace,freelist] VirtualSpaceNode::take_from_committed() not available 256 words
[0.412s][debug][gc,metaspace,freelist ] VirtualSpaceNode::take_from_committed() not available 8192 words
[0.431s][debug][gc,metaspace,freelist ] VirtualSpaceNode::take_from_committed() not available 8192 words