---> uname -a: Linux prd-centos7-docker-4c-2g-17536.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: 2933.438 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 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/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-81 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_go-mod-messaging_PR-81@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 697 116 0 1023 1034 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:85:63:23 brd ff:ff:ff:ff:ff:ff inet 10.30.123.24/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe85:6323/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:83:c6:86:e4 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::42:83ff:fec6:86e4/64 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) 12/28/20 _x86_64_ (4 CPU) 22:38:38 LINUX RESTART (4 CPU) 22:39:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:02 93.45 39.70 53.75 0.00 7794.41 9061.54 0.00 22:41:01 2.13 0.00 2.13 0.00 0.00 49.21 0.00 22:42:01 0.47 0.00 0.47 0.00 0.00 6.88 0.00 22:43:01 0.60 0.00 0.60 0.00 0.00 7.59 0.00 22:44:01 0.42 0.10 0.32 0.00 7.86 5.43 0.00 Average: 19.23 7.88 11.35 0.00 1545.20 1808.31 0.00 22:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:02 150236 0 595484 31.65 2620 1133204 1094984 37.37 439820 1092572 128 22:41:01 154176 0 591608 31.44 2620 1133140 1072792 36.61 438928 1090576 20 22:42:01 153592 0 592188 31.47 2620 1133144 1072972 36.62 444596 1085644 20 22:43:01 153228 0 592552 31.49 2620 1133144 1072960 36.62 444572 1085644 20 22:44:01 150636 0 594868 31.62 2620 1133420 1073468 36.64 445412 1087116 52 Average: 152374 0 593340 31.53 2620 1133210 1077435 36.77 442666 1088310 48 22:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:02 eth0 520.30 335.58 1066.53 99.94 0.00 0.00 0.00 0.00 22:40:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:02 docker0 1.85 1.49 0.36 2.55 0.00 0.00 0.00 0.00 22:41:01 eth0 0.73 0.08 0.06 0.01 0.00 0.00 0.00 0.00 22:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:01 eth0 4.11 1.77 3.30 0.26 0.00 0.00 0.00 0.00 22:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 eth0 1.00 0.73 0.57 0.41 0.00 0.00 0.00 0.00 22:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 eth0 4.91 3.21 4.66 1.76 0.00 0.00 0.00 0.00 22:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 105.20 67.63 212.95 20.28 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 0.37 0.30 0.07 0.50 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) 12/28/20 _x86_64_ (4 CPU) 22:38:38 LINUX RESTART (4 CPU) 22:39:02 CPU %user %nice %system %iowait %steal %idle 22:40:02 all 12.19 0.00 5.13 1.95 0.03 80.70 22:40:02 0 12.07 0.00 6.27 1.65 0.02 80.00 22:40:02 1 11.73 0.00 5.48 2.25 0.03 80.50 22:40:02 2 14.42 0.00 3.99 0.72 0.03 80.84 22:40:02 3 10.53 0.00 4.79 3.19 0.02 81.48 22:41:01 all 0.10 0.00 0.06 0.00 0.00 99.84 22:41:01 0 0.29 0.00 0.08 0.00 0.00 99.63 22:41:01 1 0.02 0.00 0.03 0.00 0.00 99.95 22:41:01 2 0.02 0.00 0.02 0.00 0.00 99.97 22:41:01 3 0.07 0.00 0.10 0.00 0.02 99.81 22:42:01 all 0.13 0.00 0.07 0.00 0.00 99.80 22:42:01 0 0.15 0.00 0.07 0.00 0.00 99.78 22:42:01 1 0.08 0.00 0.03 0.00 0.00 99.88 22:42:01 2 0.13 0.00 0.05 0.00 0.00 99.82 22:42:01 3 0.15 0.00 0.13 0.00 0.00 99.72 22:43:01 all 0.15 0.00 0.05 0.00 0.00 99.80 22:43:01 0 0.53 0.00 0.03 0.00 0.00 99.43 22:43:01 1 0.03 0.00 0.08 0.00 0.00 99.88 22:43:01 2 0.03 0.00 0.03 0.00 0.00 99.93 22:43:01 3 0.02 0.00 0.05 0.00 0.00 99.93 22:44:01 all 0.39 0.00 0.29 0.00 0.00 99.32 22:44:01 0 1.00 0.00 0.47 0.00 0.02 98.52 22:44:01 1 0.22 0.00 0.18 0.00 0.00 99.60 22:44:01 2 0.15 0.00 0.20 0.00 0.00 99.65 22:44:01 3 0.18 0.00 0.30 0.00 0.00 99.52 Average: all 2.55 0.00 1.10 0.38 0.01 95.96 Average: 0 2.77 0.00 1.36 0.32 0.01 95.54 Average: 1 2.38 0.00 1.15 0.44 0.01 96.02 Average: 2 2.91 0.00 0.85 0.14 0.01 96.10 Average: 3 2.14 0.00 1.05 0.62 0.01 96.17