---> uname -a: Linux prd-centos7-docker-4c-2g-17674.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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: 2933.442 BogoMIPS: 5866.88 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 Srbds: Not affected 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_go-mod-messaging_PR-79 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_go-mod-messaging_PR-79@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 704 108 0 1024 1028 Swap: 1023 1 1022 ---> 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:aa:f2:67 brd ff:ff:ff:ff:ff:ff inet 10.30.122.61/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:feaa:f267/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f1:3d:c7:53 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:f1ff:fe3d:c753/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/30/20 _x86_64_ (4 CPU) 00:28:58 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:31:01 6.18 0.63 5.54 0.00 42.61 142.86 0.00 00:32:01 0.37 0.00 0.37 0.00 0.00 6.11 0.00 00:33:01 0.32 0.00 0.32 0.00 0.00 4.56 0.00 00:34:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 00:35:01 0.27 0.00 0.27 0.00 0.00 3.95 0.00 00:36:01 0.27 0.00 0.27 0.00 0.00 3.26 0.00 Average: 1.27 0.11 1.17 0.00 7.10 27.27 0.00 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:31:01 157680 0 603536 32.08 2620 1117708 1109212 37.86 443584 1081772 24 00:32:01 160924 0 600284 31.90 2620 1117716 1083436 36.98 441836 1080372 20 00:33:01 158988 0 602216 32.01 2620 1117720 1083488 36.98 444872 1079568 12 00:34:01 158852 0 602352 32.01 2620 1117720 1083572 36.98 453440 1071348 12 00:35:01 157356 0 603840 32.09 2620 1117728 1083632 36.98 454332 1071952 12 00:36:01 157036 0 604156 32.11 2620 1117732 1083656 36.98 454664 1071948 12 Average: 158473 0 602731 32.03 2620 1117721 1087833 37.13 448788 1076160 15 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:31:01 eth0 19.27 12.50 19.77 5.87 0.00 0.00 0.00 0.00 00:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 docker0 1.45 1.15 0.34 2.64 0.00 0.00 0.00 0.00 00:32:01 eth0 4.33 0.38 0.65 0.17 0.00 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 eth0 3.73 0.82 1.02 0.63 0.00 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 eth0 3.78 0.62 0.74 0.40 0.00 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 eth0 4.75 0.83 1.21 0.65 0.00 0.00 0.00 0.00 00:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 eth0 1.97 0.85 0.87 0.60 0.00 0.00 0.00 0.00 00:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 6.30 2.67 4.04 1.39 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 0.24 0.19 0.06 0.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/30/20 _x86_64_ (4 CPU) 00:28:58 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:31:01 all 1.08 0.00 0.63 0.12 0.47 97.70 00:31:01 0 0.97 0.00 0.75 0.03 0.50 97.75 00:31:01 1 1.32 0.00 0.70 0.10 0.38 97.50 00:31:01 2 0.97 0.00 0.60 0.13 0.48 97.82 00:31:01 3 1.05 0.00 0.48 0.22 0.50 97.75 00:32:01 all 0.15 0.00 0.06 0.00 0.04 99.75 00:32:01 0 0.05 0.00 0.05 0.00 0.03 99.87 00:32:01 1 0.40 0.00 0.07 0.00 0.05 99.48 00:32:01 2 0.08 0.00 0.07 0.00 0.07 99.78 00:32:01 3 0.05 0.00 0.07 0.00 0.02 99.87 00:33:01 all 0.20 0.00 0.13 0.00 0.04 99.63 00:33:01 0 0.13 0.00 0.37 0.00 0.00 99.50 00:33:01 1 0.52 0.00 0.03 0.00 0.02 99.43 00:33:01 2 0.10 0.00 0.07 0.00 0.10 99.73 00:33:01 3 0.05 0.00 0.07 0.00 0.03 99.85 00:34:01 all 0.15 0.00 0.05 0.00 0.16 99.65 00:34:01 0 0.03 0.00 0.07 0.00 0.05 99.85 00:34:01 1 0.18 0.00 0.03 0.00 0.23 99.55 00:34:01 2 0.32 0.00 0.03 0.00 0.27 99.38 00:34:01 3 0.05 0.00 0.05 0.00 0.10 99.80 00:35:01 all 0.16 0.00 0.19 0.00 0.39 99.26 00:35:01 0 0.07 0.00 0.15 0.00 0.33 99.45 00:35:01 1 0.08 0.00 0.20 0.00 0.45 99.27 00:35:01 2 0.08 0.00 0.23 0.00 0.37 99.32 00:35:01 3 0.42 0.00 0.18 0.00 0.42 98.99 00:36:01 all 0.17 0.00 0.05 0.00 0.03 99.75 00:36:01 0 0.08 0.00 0.05 0.00 0.03 99.83 00:36:01 1 0.05 0.00 0.02 0.00 0.02 99.92 00:36:01 2 0.07 0.00 0.05 0.00 0.07 99.82 00:36:01 3 0.50 0.00 0.07 0.00 0.02 99.42 Average: all 0.32 0.00 0.19 0.02 0.19 99.29 Average: 0 0.22 0.00 0.24 0.01 0.16 99.38 Average: 1 0.42 0.00 0.17 0.02 0.19 99.19 Average: 2 0.27 0.00 0.18 0.02 0.22 99.31 Average: 3 0.35 0.00 0.15 0.04 0.18 99.28