---> uname -a: Linux prd-centos7-docker-4c-2g-16529.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/sa-host /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-63 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_go-mod-messaging_PR-63@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 672 108 0 1057 1060 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:45:19:1e brd ff:ff:ff:ff:ff:ff inet 10.30.122.175/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fe45:191e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:5b:6e:66:30 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::42:5bff:fe6e:6630/64 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) 12/17/20 _x86_64_ (4 CPU) 16:13:20 LINUX RESTART (4 CPU) 16:14:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:15:01 41.64 11.66 29.99 0.00 4329.54 2949.77 0.00 16:16:01 1.80 0.00 1.80 0.00 0.00 34.28 0.00 16:17:01 0.28 0.00 0.28 0.00 0.00 3.48 0.00 16:18:02 0.25 0.00 0.25 0.00 0.00 2.70 0.00 16:19:01 0.24 0.00 0.24 0.00 0.00 3.73 0.00 Average: 8.87 2.34 6.53 0.00 868.92 600.86 0.00 16:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:15:01 171240 0 569760 30.28 2620 1137924 1092024 37.27 365908 1145820 20 16:16:01 173548 0 567444 30.16 2620 1137932 1074044 36.66 366984 1142820 8 16:17:01 173732 0 567256 30.15 2620 1137936 1074044 36.66 367968 1141840 8 16:18:02 171712 0 569276 30.26 2620 1137936 1074176 36.66 370420 1141316 16 16:19:01 172048 0 568932 30.24 2620 1137944 1074176 36.66 374980 1137068 8 Average: 172456 0 568534 30.22 2620 1137934 1077693 36.78 369252 1141773 12 16:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:15:01 eth0 156.44 112.49 449.71 43.21 0.00 0.00 0.00 0.00 16:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:01 docker0 1.86 1.62 0.36 2.61 0.00 0.00 0.00 0.00 16:16:01 eth0 0.35 0.00 0.01 0.00 0.00 0.00 0.00 0.00 16:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 eth0 0.55 0.08 0.06 0.01 0.00 0.00 0.00 0.00 16:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:02 eth0 1.98 0.62 0.66 0.37 0.00 0.00 0.00 0.00 16:18:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 eth0 0.69 0.39 0.35 0.30 0.00 0.00 0.00 0.00 16:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 32.11 22.79 90.47 8.81 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 0.32 0.07 0.52 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) 12/17/20 _x86_64_ (4 CPU) 16:13:20 LINUX RESTART (4 CPU) 16:14:01 CPU %user %nice %system %iowait %steal %idle 16:15:01 all 3.07 0.00 2.05 0.92 0.00 93.96 16:15:01 0 3.46 0.00 2.40 0.44 0.00 93.70 16:15:01 1 2.87 0.00 2.23 2.40 0.00 92.51 16:15:01 2 2.63 0.00 1.72 0.57 0.00 95.08 16:15:01 3 3.31 0.00 1.85 0.27 0.02 94.55 16:16:01 all 0.12 0.00 0.05 0.00 0.00 99.84 16:16:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:16:01 1 0.07 0.00 0.07 0.00 0.00 99.87 16:16:01 2 0.03 0.00 0.02 0.00 0.00 99.95 16:16:01 3 0.32 0.00 0.07 0.00 0.00 99.62 16:17:01 all 0.13 0.00 0.04 0.00 0.00 99.82 16:17:01 0 0.02 0.00 0.05 0.00 0.00 99.93 16:17:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:17:01 2 0.47 0.00 0.05 0.00 0.00 99.48 16:17:01 3 0.00 0.00 0.02 0.00 0.00 99.98 16:18:02 all 0.13 0.00 0.04 0.00 0.00 99.83 16:18:02 0 0.07 0.00 0.05 0.00 0.00 99.88 16:18:02 1 0.03 0.00 0.05 0.00 0.00 99.92 16:18:02 2 0.40 0.00 0.02 0.00 0.00 99.58 16:18:02 3 0.03 0.00 0.03 0.00 0.00 99.93 16:19:01 all 0.22 0.00 0.17 0.00 0.01 99.60 16:19:01 0 0.08 0.00 0.10 0.00 0.02 99.80 16:19:01 1 0.10 0.00 0.30 0.00 0.02 99.58 16:19:01 2 0.61 0.00 0.15 0.00 0.00 99.24 16:19:01 3 0.07 0.00 0.14 0.00 0.00 99.80 Average: all 0.73 0.00 0.47 0.18 0.00 98.61 Average: 0 0.73 0.00 0.53 0.09 0.00 98.65 Average: 1 0.62 0.00 0.54 0.48 0.00 98.36 Average: 2 0.83 0.00 0.39 0.11 0.00 98.67 Average: 3 0.74 0.00 0.42 0.05 0.00 98.78