---> uname -a: Linux prd-centos7-docker-4c-2g-4450.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% /w/workspace/xfoundry_device-modbus-go_PR-238@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 /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/xfoundry_device-modbus-go_PR-238 ---> free -m: total used free shared buff/cache available Mem: 1837 703 107 0 1026 1028 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 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:81:8b:83 brd ff:ff:ff:ff:ff:ff inet 10.30.123.79/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85529sec preferred_lft 85529sec inet6 fe80::f816:3eff:fe81:8b83/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:07:75:5d:c4 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::42:7ff:fe75:5dc4/64 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) 05/11/21 _x86_64_ (4 CPU) 14:53:34 LINUX RESTART (4 CPU) 14:54:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:55:01 108.40 46.43 61.97 0.00 8033.58 19249.29 0.00 14:56:01 3.75 0.03 3.71 0.00 1.07 118.58 0.00 14:57:01 0.40 0.00 0.40 0.00 0.00 5.98 0.00 14:58:01 0.27 0.00 0.27 0.00 0.00 3.33 0.00 14:59:01 0.22 0.00 0.22 0.00 0.00 2.85 0.00 15:00:01 0.35 0.00 0.35 0.00 0.00 5.38 0.00 15:01:01 0.30 0.02 0.28 0.00 0.13 3.75 0.00 15:02:01 0.42 0.08 0.33 0.00 1.60 5.14 0.00 15:03:01 0.63 0.00 0.63 0.00 0.00 6.96 0.00 15:04:01 0.25 0.00 0.25 0.00 0.00 3.60 0.00 15:05:01 0.38 0.00 0.38 0.00 0.00 4.51 0.00 15:06:01 0.32 0.00 0.32 0.00 0.00 5.31 0.00 15:07:01 0.22 0.00 0.22 0.00 0.00 2.06 0.00 15:08:02 70.27 49.04 21.22 0.00 4186.67 7228.22 0.00 Average: 13.19 6.79 6.41 0.00 865.25 1883.88 0.00 14:54:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:55:01 168300 0 598940 31.83 2620 1111684 1102608 37.63 408108 1107340 132 14:56:01 170304 0 596840 31.72 2620 1111780 1091896 37.26 408848 1105076 12 14:57:01 170860 0 596280 31.69 2620 1111784 1076584 36.74 412196 1101632 8 14:58:01 168432 0 598708 31.82 2620 1111784 1076572 36.74 414552 1101428 12 14:59:01 169268 0 597864 31.78 2620 1111792 1071480 36.57 419912 1095556 12 15:00:01 168716 0 598412 31.80 2620 1111796 1071624 36.57 420624 1095112 16 15:01:01 167956 0 599168 31.84 2620 1111800 1073980 36.65 421248 1095112 12 15:02:01 169428 0 597568 31.76 2620 1111928 1072040 36.59 420316 1095176 8 15:03:01 168416 0 598576 31.81 2620 1111932 1072136 36.59 421380 1095176 8 15:04:01 168696 0 598292 31.80 2620 1111936 1072040 36.59 421008 1095176 8 15:05:01 167192 0 599792 31.88 2620 1111940 1072208 36.59 422556 1095176 16 15:06:01 167624 0 599356 31.85 2620 1111944 1072040 36.59 421684 1095176 8 15:07:01 166820 0 600152 31.90 2620 1111952 1072172 36.59 423020 1095176 20 15:08:02 77216 0 709444 37.71 2620 1092264 1511136 51.57 563576 1011380 68404 Average: 162088 0 606385 32.23 2620 1110451 1107751 37.81 428502 1091692 4905 14:54:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:55:01 eth0 605.26 409.65 1110.36 90.14 0.00 0.00 0.00 0.00 14:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:55:01 docker0 2.52 1.98 0.48 5.04 0.00 0.00 0.00 0.00 14:56:01 eth0 1.88 0.35 0.40 0.20 0.00 0.00 0.00 0.00 14:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:57:01 eth0 4.16 1.08 1.25 0.61 0.00 0.00 0.00 0.00 14:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:58:01 eth0 3.48 0.48 0.75 0.36 0.00 0.00 0.00 0.00 14:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:59:01 eth0 2.05 0.53 0.64 0.39 0.00 0.00 0.00 0.00 14:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 eth0 1.60 0.63 0.72 0.49 0.00 0.00 0.00 0.00 15:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:01:01 eth0 0.62 0.35 0.28 0.20 0.00 0.00 0.00 0.00 15:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:02:01 eth0 0.57 0.07 0.06 0.01 0.00 0.00 0.00 0.00 15:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:03:01 eth0 0.73 0.35 0.28 0.20 0.00 0.00 0.00 0.00 15:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 eth0 1.12 0.08 0.10 0.01 0.00 0.00 0.00 0.00 15:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 eth0 1.33 0.85 0.71 0.48 0.00 0.00 0.00 0.00 15:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 eth0 0.80 0.05 0.06 0.00 0.00 0.00 0.00 0.00 15:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 eth0 0.65 0.35 0.28 0.20 0.00 0.00 0.00 0.00 15:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:02 eth0 185.91 154.31 2161.96 44.51 0.00 0.00 0.00 0.00 15:08:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 57.25 40.24 233.39 9.76 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 0.18 0.14 0.03 0.35 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) 05/11/21 _x86_64_ (4 CPU) 14:53:34 LINUX RESTART (4 CPU) 14:54:02 CPU %user %nice %system %iowait %steal %idle 14:55:01 all 13.53 0.00 6.39 3.62 0.08 76.38 14:55:01 0 12.00 0.00 7.18 4.31 0.09 76.42 14:55:01 1 13.33 0.00 5.97 2.88 0.09 77.73 14:55:01 2 13.89 0.00 5.94 4.96 0.05 75.15 14:55:01 3 14.91 0.00 6.49 2.30 0.09 76.22 14:56:01 all 0.19 0.00 0.05 0.00 0.02 99.73 14:56:01 0 0.05 0.00 0.05 0.00 0.02 99.88 14:56:01 1 0.10 0.00 0.05 0.00 0.02 99.83 14:56:01 2 0.53 0.00 0.07 0.00 0.05 99.35 14:56:01 3 0.08 0.00 0.05 0.00 0.02 99.85 14:57:01 all 0.21 0.00 0.26 0.00 0.22 99.30 14:57:01 0 0.07 0.00 0.20 0.00 0.15 99.58 14:57:01 1 0.18 0.00 0.41 0.00 0.37 99.04 14:57:01 2 0.48 0.00 0.22 0.00 0.13 99.17 14:57:01 3 0.12 0.00 0.22 0.00 0.25 99.42 14:58:01 all 0.17 0.00 0.04 0.00 0.01 99.77 14:58:01 0 0.08 0.00 0.03 0.00 0.02 99.87 14:58:01 1 0.53 0.00 0.05 0.00 0.02 99.40 14:58:01 2 0.02 0.00 0.03 0.00 0.00 99.95 14:58:01 3 0.07 0.00 0.05 0.00 0.02 99.87 14:59:01 all 0.16 0.00 0.07 0.00 0.02 99.75 14:59:01 0 0.02 0.00 0.03 0.00 0.02 99.93 14:59:01 1 0.53 0.00 0.13 0.00 0.02 99.32 14:59:01 2 0.07 0.00 0.03 0.00 0.05 99.85 14:59:01 3 0.03 0.00 0.07 0.00 0.00 99.90 15:00:01 all 0.15 0.00 0.05 0.00 0.00 99.80 15:00:01 0 0.03 0.00 0.03 0.00 0.00 99.93 15:00:01 1 0.50 0.00 0.08 0.00 0.00 99.42 15:00:01 2 0.05 0.00 0.05 0.00 0.00 99.90 15:00:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:01:01 all 0.17 0.00 0.04 0.00 0.00 99.78 15:01:01 0 0.07 0.00 0.03 0.00 0.00 99.90 15:01:01 1 0.52 0.00 0.05 0.00 0.00 99.43 15:01:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:01:01 3 0.07 0.00 0.05 0.00 0.00 99.88 15:02:01 all 0.16 0.00 0.04 0.00 0.00 99.79 15:02:01 0 0.00 0.00 0.03 0.00 0.00 99.97 15:02:01 1 0.52 0.00 0.03 0.00 0.00 99.45 15:02:01 2 0.08 0.00 0.08 0.00 0.02 99.82 15:02:01 3 0.03 0.00 0.02 0.02 0.00 99.93 15:03:01 all 0.18 0.00 0.03 0.00 0.01 99.78 15:03:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:03:01 1 0.52 0.00 0.02 0.00 0.02 99.45 15:03:01 2 0.07 0.00 0.03 0.00 0.00 99.90 15:03:01 3 0.08 0.00 0.05 0.00 0.03 99.83 15:04:01 all 0.14 0.00 0.04 0.00 0.00 99.82 15:04:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:04:01 1 0.47 0.00 0.03 0.00 0.00 99.50 15:04:01 2 0.03 0.00 0.05 0.00 0.02 99.90 15:04:01 3 0.03 0.00 0.05 0.00 0.00 99.92 15:05:01 all 0.06 0.00 0.04 0.00 0.01 99.89 15:05:01 0 0.05 0.00 0.05 0.00 0.02 99.88 15:05:01 1 0.10 0.00 0.05 0.00 0.02 99.83 15:05:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:05:01 3 0.03 0.00 0.03 0.00 0.02 99.92 15:05:01 CPU %user %nice %system %iowait %steal %idle 15:06:01 all 0.16 0.00 0.03 0.00 0.00 99.81 15:06:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:06:01 1 0.52 0.00 0.02 0.00 0.00 99.47 15:06:01 2 0.05 0.00 0.03 0.00 0.02 99.90 15:06:01 3 0.05 0.00 0.03 0.00 0.00 99.92 15:07:01 all 0.06 0.00 0.04 0.00 0.00 99.90 15:07:01 0 0.08 0.00 0.05 0.00 0.02 99.85 15:07:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:07:01 2 0.02 0.00 0.03 0.00 0.00 99.95 15:07:01 3 0.07 0.00 0.03 0.00 0.00 99.90 15:08:02 all 3.66 0.00 2.40 1.44 0.03 92.47 15:08:02 0 3.32 0.00 2.52 1.48 0.02 92.67 15:08:02 1 3.53 0.00 2.15 0.72 0.03 93.56 15:08:02 2 3.63 0.00 2.73 2.90 0.02 90.72 15:08:02 3 4.14 0.00 2.20 0.65 0.05 92.95 Average: all 1.33 0.00 0.67 0.35 0.03 97.62 Average: 0 1.10 0.00 0.72 0.40 0.02 97.75 Average: 1 1.50 0.00 0.64 0.25 0.04 97.57 Average: 2 1.33 0.00 0.66 0.55 0.03 97.44 Average: 3 1.37 0.00 0.65 0.21 0.03 97.73