---> uname -a: Linux prd-centos7-docker-4c-2g-20568.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-88 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_go-mod-messaging_PR-88@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 693 104 0 1039 1039 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:2b:3d:0e brd ff:ff:ff:ff:ff:ff inet 10.30.122.32/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fe2b:3d0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:1a:45:1b:b0 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::42:1aff:fe45:1bb0/64 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) 01/15/21 _x86_64_ (4 CPU) 18:39:30 LINUX RESTART (4 CPU) 18:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:41:01 56.36 17.78 38.58 0.00 5284.47 3668.95 0.00 18:42:01 1.70 0.00 1.70 0.00 0.00 30.42 0.00 18:43:01 0.25 0.00 0.25 0.00 0.00 3.88 0.00 18:44:01 0.22 0.00 0.22 0.00 0.00 3.10 0.00 18:45:01 48.70 46.90 1.80 0.00 3796.60 42.39 0.00 Average: 21.34 12.92 8.41 0.00 1805.21 740.43 0.00 18:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:41:01 163384 0 587456 31.22 2620 1128084 1096340 37.42 419564 1099340 136 18:42:01 167180 0 583688 31.02 2620 1128056 1072360 36.60 419700 1096304 20 18:43:01 166592 0 584272 31.05 2620 1128060 1072480 36.60 422380 1094464 20 18:44:01 164492 0 586372 31.16 2620 1128060 1072516 36.60 423740 1094892 16 18:45:01 91804 0 587540 31.23 2620 1199580 1073864 36.65 410028 1181768 188 Average: 150690 0 585866 31.14 2620 1142368 1077512 36.77 419082 1113354 76 18:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:41:01 eth0 536.43 338.09 1041.41 90.97 0.00 0.00 0.00 0.00 18:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 docker0 1.51 1.32 0.36 2.76 0.00 0.00 0.00 0.00 18:42:01 eth0 3.56 0.97 2.42 0.07 0.00 0.00 0.00 0.00 18:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 eth0 2.76 0.90 1.16 0.74 0.00 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 eth0 2.71 0.68 0.74 0.43 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 11.61 6.63 9.97 3.78 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 110.06 68.60 208.49 18.97 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 0.30 0.26 0.07 0.54 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) 01/15/21 _x86_64_ (4 CPU) 18:39:30 LINUX RESTART (4 CPU) 18:40:02 CPU %user %nice %system %iowait %steal %idle 18:41:01 all 9.64 0.00 3.05 1.37 0.03 85.90 18:41:01 0 9.15 0.00 3.86 0.36 0.03 86.60 18:41:01 1 9.75 0.00 2.81 0.31 0.03 87.10 18:41:01 2 8.70 0.00 3.02 2.27 0.03 85.97 18:41:01 3 10.97 0.00 2.51 2.55 0.03 83.94 18:42:01 all 0.19 0.00 0.07 0.00 0.00 99.74 18:42:01 0 0.07 0.00 0.08 0.00 0.00 99.85 18:42:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:42:01 2 0.12 0.00 0.10 0.00 0.00 99.78 18:42:01 3 0.52 0.00 0.03 0.00 0.00 99.45 18:43:01 all 0.16 0.00 0.04 0.00 0.00 99.80 18:43:01 0 0.12 0.00 0.05 0.00 0.00 99.83 18:43:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:43:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:43:01 3 0.45 0.00 0.05 0.00 0.00 99.50 18:44:01 all 0.19 0.00 0.08 0.00 0.01 99.72 18:44:01 0 0.02 0.00 0.08 0.00 0.02 99.88 18:44:01 1 0.08 0.00 0.12 0.00 0.00 99.80 18:44:01 2 0.08 0.00 0.10 0.00 0.00 99.82 18:44:01 3 0.58 0.00 0.03 0.00 0.02 99.37 18:45:01 all 0.98 0.00 0.58 1.20 0.00 97.24 18:45:01 0 0.70 0.00 0.45 1.29 0.00 97.56 18:45:01 1 0.72 0.00 0.42 0.23 0.00 98.63 18:45:01 2 0.55 0.00 0.55 0.58 0.00 98.31 18:45:01 3 1.95 0.00 0.91 2.70 0.00 94.45 Average: all 2.19 0.00 0.75 0.51 0.01 96.53 Average: 0 1.97 0.00 0.89 0.33 0.01 96.80 Average: 1 2.09 0.00 0.68 0.11 0.01 97.12 Average: 2 1.86 0.00 0.75 0.56 0.01 96.82 Average: 3 2.85 0.00 0.70 1.04 0.01 95.40