---> uname -a: Linux 377ba216a88b 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-57 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/dgexfoundry_go-mod-secrets_PR-57@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 678 140 0 1018 1052 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) 09/16/20 _x86_64_ (4 CPU) 21:07:53 LINUX RESTART (4 CPU) 21:09:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 9.09 3.66 5.43 0.00 816.38 139.63 0.00 21:11:01 0.32 0.00 0.32 0.00 0.00 5.61 0.00 21:12:01 0.23 0.00 0.23 0.00 0.00 3.12 0.00 21:13:01 0.20 0.00 0.20 0.00 0.00 1.75 0.00 21:14:01 0.52 0.17 0.35 0.00 12.26 4.83 0.00 Average: 2.07 0.77 1.31 0.00 165.77 30.99 0.00 21:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 151612 0 599336 31.85 2620 1127988 1119304 38.20 465880 1104696 20 21:11:01 153072 0 597868 31.78 2620 1127996 1083144 36.97 466800 1102756 12 21:12:01 152632 0 598300 31.80 2620 1128004 1083364 36.97 467696 1102756 8 21:13:01 151660 0 599272 31.85 2620 1128004 1083316 36.97 476244 1095112 8 21:14:01 147592 0 602936 32.04 2620 1128408 1095264 37.38 480864 1094348 52 Average: 151314 0 599542 31.86 2620 1128080 1092878 37.30 471497 1099934 20 21:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 eth0 20.81 17.62 21.43 30.60 0.00 0.00 0.00 0.00 21:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 docker0 1.37 1.25 0.28 2.40 0.00 0.00 0.00 0.00 21:11:01 eth0 0.62 0.08 0.06 0.01 0.00 0.00 0.00 0.00 21:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 eth0 1.53 0.78 0.72 0.23 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:13:01 eth0 0.53 0.37 0.27 0.20 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 2.71 1.67 2.50 1.06 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 Average: eth0 5.24 4.10 5.00 6.42 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 0.27 0.25 0.06 0.48 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) 09/16/20 _x86_64_ (4 CPU) 21:07:53 LINUX RESTART (4 CPU) 21:09:01 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 1.32 0.00 0.76 0.05 0.00 97.86 21:10:01 0 1.37 0.00 0.82 0.02 0.00 97.80 21:10:01 1 1.54 0.00 0.72 0.02 0.00 97.73 21:10:01 2 1.34 0.00 0.75 0.08 0.00 97.83 21:10:01 3 1.05 0.00 0.75 0.08 0.02 98.10 21:11:01 all 0.14 0.00 0.04 0.00 0.00 99.82 21:11:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:11:01 1 0.13 0.00 0.05 0.00 0.00 99.82 21:11:01 2 0.38 0.00 0.05 0.00 0.00 99.57 21:11:01 3 0.03 0.00 0.02 0.00 0.00 99.95 21:12:01 all 0.15 0.00 0.03 0.00 0.00 99.82 21:12:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:12:01 1 0.25 0.00 0.02 0.00 0.00 99.73 21:12:01 2 0.27 0.00 0.03 0.00 0.00 99.70 21:12:01 3 0.07 0.00 0.03 0.00 0.00 99.90 21:13:01 all 0.15 0.00 0.03 0.00 0.00 99.82 21:13:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:13:01 1 0.52 0.00 0.03 0.00 0.00 99.45 21:13:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:13:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:14:01 all 0.21 0.00 0.09 0.00 0.00 99.69 21:14:01 0 0.07 0.00 0.05 0.00 0.00 99.88 21:14:01 1 0.57 0.00 0.18 0.00 0.00 99.25 21:14:01 2 0.12 0.00 0.07 0.02 0.00 99.80 21:14:01 3 0.10 0.00 0.07 0.00 0.00 99.83 Average: all 0.40 0.00 0.19 0.01 0.00 99.40 Average: 0 0.30 0.00 0.19 0.00 0.00 99.51 Average: 1 0.60 0.00 0.20 0.00 0.00 99.20 Average: 2 0.43 0.00 0.18 0.02 0.00 99.37 Average: 3 0.26 0.00 0.18 0.02 0.00 99.54