---> uname -a: Linux 22dd4a60d871 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 6.9G 43.0G 14% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.9G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/dgexfoundry_go-mod-secrets_PR-55 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/dgexfoundry_go-mod-secrets_PR-55@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 626 123 0 1087 1105 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/11/20 _x86_64_ (4 CPU) 21:10:34 LINUX RESTART (4 CPU) 21:11:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:12:01 122.03 44.37 77.66 0.00 7594.38 29934.71 0.00 21:13:01 3.53 0.00 3.53 0.00 0.00 113.07 0.00 21:14:01 0.45 0.00 0.45 0.00 0.00 7.78 0.00 21:15:01 0.27 0.00 0.27 0.00 0.00 3.73 0.00 21:16:01 0.33 0.00 0.33 0.00 0.00 5.85 0.00 21:17:01 0.40 0.00 0.40 0.00 0.00 7.24 0.00 Average: 20.90 7.30 13.60 0.00 1248.86 4945.62 0.00 21:11:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 158744 0 545124 28.97 2620 1175068 1122484 38.31 416692 1145028 120 21:13:01 164556 0 539280 28.66 2620 1175100 1078864 36.82 413360 1143384 12 21:14:01 165912 0 537916 28.59 2620 1175108 1069612 36.50 412788 1143132 12 21:15:01 164680 0 539148 28.65 2620 1175108 1069612 36.50 414500 1142624 8 21:16:01 163580 0 540244 28.71 2620 1175112 1069780 36.51 418204 1139772 8 21:17:01 161336 0 542480 28.83 2620 1175120 1069928 36.51 421516 1138620 8 Average: 163135 0 540699 28.74 2620 1175103 1080047 36.86 416177 1142093 28 21:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 eth0 499.70 294.79 1063.29 90.24 0.00 0.00 0.00 0.00 21:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 docker0 1.40 1.35 0.27 2.39 0.00 0.00 0.00 0.00 21:13:01 eth0 2.43 1.22 2.12 0.09 0.00 0.00 0.00 0.00 21:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:14:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:15:01 eth0 1.23 0.08 0.11 0.01 0.00 0.00 0.00 0.00 21:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 eth0 1.77 0.60 0.61 0.40 0.00 0.00 0.00 0.00 21:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 eth0 1.28 0.58 0.69 0.42 0.00 0.00 0.00 0.00 21:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 83.31 48.90 175.44 14.99 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.23 0.22 0.04 0.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/11/20 _x86_64_ (4 CPU) 21:10:34 LINUX RESTART (4 CPU) 21:11:02 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 14.10 0.00 6.62 6.58 0.03 72.68 21:12:01 0 14.17 0.00 6.97 5.56 0.05 73.25 21:12:01 1 12.77 0.00 6.14 6.66 0.03 74.40 21:12:01 2 15.21 0.00 6.73 8.23 0.03 69.80 21:12:01 3 14.24 0.00 6.64 5.85 0.02 73.26 21:13:01 all 0.17 0.00 0.06 0.00 0.00 99.77 21:13:01 0 0.08 0.00 0.05 0.00 0.00 99.87 21:13:01 1 0.32 0.00 0.07 0.00 0.00 99.62 21:13:01 2 0.25 0.00 0.07 0.00 0.00 99.68 21:13:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:14:01 all 0.16 0.00 0.03 0.00 0.00 99.80 21:14:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:14:01 1 0.05 0.00 0.05 0.00 0.00 99.90 21:14:01 2 0.55 0.00 0.03 0.00 0.00 99.42 21:14:01 3 0.03 0.00 0.02 0.00 0.00 99.95 21:15:01 all 0.09 0.00 0.04 0.00 0.00 99.87 21:15:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:15:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:15:01 2 0.25 0.00 0.07 0.00 0.00 99.68 21:15:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:16:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:16:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:16:01 1 0.08 0.00 0.12 0.00 0.00 99.80 21:16:01 2 0.55 0.00 0.05 0.00 0.00 99.40 21:16:01 3 0.03 0.00 0.02 0.00 0.00 99.95 21:17:01 all 0.23 0.00 0.05 0.00 0.00 99.72 21:17:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:17:01 1 0.30 0.00 0.10 0.00 0.00 99.60 21:17:01 2 0.57 0.00 0.03 0.00 0.00 99.40 21:17:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 2.44 0.00 1.12 1.07 0.01 95.37 Average: 0 2.34 0.00 1.16 0.91 0.01 95.59 Average: 1 2.22 0.00 1.07 1.09 0.01 95.62 Average: 2 2.85 0.00 1.14 1.34 0.01 94.66 Average: 3 2.34 0.00 1.10 0.95 0.00 95.61