---> uname -a: Linux prd-centos7-docker-4c-2g-3982.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 6.9G 43.1G 14% / 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 6.9G 43.1G 14% /facter-os /dev/vda1 50.0G 6.9G 43.1G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/auth.log /dev/vda1 50.0G 6.9G 43.1G 14% /run/cloud-init/result.json /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/xfoundry_device-modbus-go_PR-234 /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/xfoundry_device-modbus-go_PR-234@tmp /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/sa-host /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 721 102 0 1013 1011 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:50:04:5a brd ff:ff:ff:ff:ff:ff inet 10.30.122.248/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85273sec preferred_lft 85273sec inet6 fe80::f816:3eff:fe50:45a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:81:b1:74:0d 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::42:81ff:feb1:740d/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) 05/10/21 _x86_64_ (4 CPU) 05:57:06 LINUX RESTART (4 CPU) 05:58:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:59:01 29.67 10.74 18.93 0.00 4450.12 2710.43 0.00 06:00:01 1.65 0.00 1.65 0.00 0.00 27.98 0.00 06:01:01 0.25 0.02 0.23 0.00 0.13 2.01 0.00 06:02:01 0.47 0.08 0.38 0.00 1.60 5.66 0.00 06:03:01 0.20 0.00 0.20 0.00 0.00 2.75 0.00 06:04:01 0.25 0.00 0.25 0.00 0.00 3.65 0.00 06:05:01 0.18 0.00 0.18 0.00 0.00 1.88 0.00 06:06:01 0.17 0.00 0.17 0.00 0.00 1.62 0.00 06:07:01 0.27 0.00 0.27 0.00 0.00 3.35 0.00 06:08:01 0.30 0.00 0.30 0.00 0.00 2.90 0.00 06:09:01 0.20 0.00 0.20 0.00 0.00 2.68 0.00 06:10:01 0.15 0.00 0.15 0.00 0.00 1.88 0.00 06:11:01 0.18 0.00 0.18 0.00 0.00 2.17 0.00 06:12:02 0.28 0.00 0.28 0.00 0.00 2.93 0.00 06:13:01 0.95 0.19 0.76 0.00 5.96 14.80 0.00 06:14:01 0.20 0.00 0.20 0.00 0.00 1.77 0.00 06:15:01 0.27 0.00 0.27 0.00 0.00 3.40 0.00 Average: 2.04 0.63 1.41 0.00 254.45 159.49 0.00 05:58:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 182572 0 610012 32.42 2620 1086340 1099752 37.53 422392 1079192 20 06:00:01 184800 0 607772 32.30 2620 1086352 1079180 36.83 421340 1078176 16 06:01:01 182648 0 609920 32.42 2620 1086356 1073432 36.63 422516 1078620 8 06:02:01 183700 0 608744 32.35 2620 1086480 1071464 36.57 432184 1068564 8 06:03:01 182000 0 610440 32.44 2620 1086484 1071536 36.57 432076 1070556 12 06:04:01 182288 0 610144 32.43 2620 1086492 1071464 36.57 449772 1052372 12 06:05:01 182272 0 610160 32.43 2620 1086492 1071464 36.57 449724 1052420 8 06:06:01 182424 0 610000 32.42 2620 1086500 1071464 36.57 449732 1052420 8 06:07:01 182592 0 609828 32.41 2620 1086504 1071464 36.57 449736 1052420 8 06:08:01 182080 0 610332 32.44 2620 1086512 1071536 36.57 450120 1052424 8 06:09:01 181136 0 611276 32.49 2620 1086512 1071668 36.57 451380 1052420 8 06:10:01 180232 0 612176 32.54 2620 1086516 1071648 36.57 451680 1052420 8 06:11:01 180884 0 611516 32.50 2620 1086524 1071528 36.57 450976 1052420 8 06:12:02 179544 0 612856 32.57 2620 1086524 1073084 36.62 452484 1052420 8 06:13:01 180112 0 612280 32.54 2620 1086532 1071636 36.57 452772 1051560 12 06:14:01 180268 0 612120 32.53 2620 1086536 1071576 36.57 452504 1051560 12 06:15:01 180448 0 611936 32.52 2620 1086540 1071528 36.57 452280 1051560 16 Average: 181765 0 610677 32.46 2620 1086482 1073848 36.65 443745 1058913 11 05:58:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 eth0 80.48 64.91 354.31 16.41 0.00 0.00 0.00 0.00 05:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 docker0 2.44 1.70 0.53 5.10 0.00 0.00 0.00 0.00 06:00:01 eth0 0.65 0.32 0.28 0.23 0.00 0.00 0.00 0.00 06:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 eth0 0.17 0.07 0.01 0.01 0.00 0.00 0.00 0.00 06:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 eth0 0.12 0.03 0.01 0.00 0.00 0.00 0.00 0.00 06:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 eth0 0.40 0.20 0.15 0.07 0.00 0.00 0.00 0.00 06:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 eth0 0.15 0.07 0.01 0.01 0.00 0.00 0.00 0.00 06:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 eth0 0.20 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 eth0 7.89 0.33 0.77 0.06 0.00 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 eth0 11.23 1.05 2.00 0.78 0.00 0.00 0.00 0.00 06:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 eth0 1.27 0.67 0.58 0.41 0.00 0.00 0.00 0.00 06:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 eth0 0.35 0.08 0.02 0.04 0.00 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:02 eth0 0.20 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 0.44 0.17 0.10 0.07 0.00 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 eth0 0.30 0.20 0.10 0.02 0.00 0.00 0.00 0.00 06:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 eth0 0.08 0.02 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 5.99 3.91 20.46 1.04 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 0.14 0.10 0.03 0.29 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) 05/10/21 _x86_64_ (4 CPU) 05:57:06 LINUX RESTART (4 CPU) 05:58:03 CPU %user %nice %system %iowait %steal %idle 05:59:01 all 2.58 0.00 2.16 0.48 0.15 94.63 05:59:01 0 2.92 0.00 2.31 0.21 0.12 94.43 05:59:01 1 2.52 0.00 2.12 0.54 0.16 94.67 05:59:01 2 2.57 0.00 2.19 1.04 0.16 94.04 05:59:01 3 2.29 0.00 2.03 0.14 0.17 95.36 06:00:01 all 0.16 0.00 0.05 0.00 0.00 99.79 06:00:01 0 0.40 0.00 0.05 0.00 0.00 99.55 06:00:01 1 0.12 0.00 0.08 0.00 0.00 99.80 06:00:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:00:01 3 0.07 0.00 0.05 0.00 0.00 99.88 06:01:01 all 0.18 0.00 0.05 0.00 0.01 99.76 06:01:01 0 0.52 0.00 0.05 0.00 0.00 99.43 06:01:01 1 0.08 0.00 0.05 0.00 0.02 99.85 06:01:01 2 0.08 0.00 0.07 0.00 0.00 99.85 06:01:01 3 0.03 0.00 0.05 0.00 0.02 99.90 06:02:01 all 0.15 0.00 0.05 0.00 0.00 99.79 06:02:01 0 0.52 0.00 0.03 0.00 0.02 99.43 06:02:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:02:01 2 0.02 0.00 0.03 0.00 0.00 99.95 06:02:01 3 0.02 0.00 0.08 0.00 0.00 99.90 06:03:01 all 0.16 0.00 0.04 0.00 0.01 99.79 06:03:01 0 0.50 0.00 0.03 0.00 0.00 99.47 06:03:01 1 0.07 0.00 0.05 0.00 0.02 99.87 06:03:01 2 0.03 0.00 0.02 0.00 0.02 99.93 06:03:01 3 0.05 0.00 0.07 0.00 0.00 99.88 06:04:01 all 0.15 0.00 0.08 0.00 0.00 99.76 06:04:01 0 0.50 0.00 0.03 0.00 0.00 99.47 06:04:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:04:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:04:01 3 0.03 0.00 0.22 0.00 0.00 99.75 06:05:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:05:01 0 0.50 0.00 0.03 0.00 0.00 99.47 06:05:01 1 0.05 0.00 0.03 0.00 0.00 99.92 06:05:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:05:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:06:01 all 0.14 0.00 0.05 0.00 0.00 99.81 06:06:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:06:01 1 0.08 0.00 0.05 0.00 0.00 99.87 06:06:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:06:01 3 0.42 0.00 0.10 0.00 0.00 99.48 06:07:01 all 0.05 0.00 0.04 0.00 0.00 99.90 06:07:01 0 0.07 0.00 0.03 0.00 0.02 99.88 06:07:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:07:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:07:01 3 0.08 0.00 0.08 0.00 0.00 99.83 06:08:01 all 0.05 0.00 0.04 0.00 0.03 99.88 06:08:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:08:01 1 0.08 0.00 0.07 0.00 0.05 99.80 06:08:01 2 0.02 0.00 0.03 0.00 0.03 99.92 06:08:01 3 0.07 0.00 0.03 0.00 0.02 99.88 06:09:01 all 0.22 0.00 0.04 0.00 0.10 99.64 06:09:01 0 0.08 0.00 0.05 0.00 0.08 99.78 06:09:01 1 0.43 0.00 0.07 0.00 0.17 99.33 06:09:01 2 0.13 0.00 0.03 0.00 0.07 99.77 06:09:01 3 0.25 0.00 0.02 0.00 0.07 99.67 06:09:01 CPU %user %nice %system %iowait %steal %idle 06:10:01 all 0.16 0.00 0.04 0.00 0.04 99.77 06:10:01 0 0.05 0.00 0.05 0.00 0.03 99.87 06:10:01 1 0.48 0.00 0.03 0.00 0.03 99.45 06:10:01 2 0.05 0.00 0.05 0.00 0.03 99.87 06:10:01 3 0.05 0.00 0.02 0.00 0.05 99.88 06:11:01 all 0.14 0.00 0.03 0.00 0.02 99.82 06:11:01 0 0.23 0.00 0.03 0.00 0.00 99.73 06:11:01 1 0.18 0.00 0.02 0.00 0.02 99.78 06:11:01 2 0.10 0.00 0.03 0.00 0.05 99.82 06:11:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:12:02 all 0.15 0.00 0.03 0.00 0.00 99.81 06:12:02 0 0.50 0.00 0.03 0.00 0.00 99.47 06:12:02 1 0.03 0.00 0.03 0.00 0.02 99.92 06:12:02 2 0.05 0.00 0.05 0.00 0.00 99.90 06:12:02 3 0.03 0.00 0.02 0.00 0.00 99.95 06:13:01 all 0.16 0.00 0.05 0.00 0.00 99.78 06:13:01 0 0.52 0.00 0.05 0.00 0.00 99.42 06:13:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:13:01 2 0.03 0.00 0.07 0.00 0.00 99.90 06:13:01 3 0.05 0.00 0.05 0.00 0.02 99.88 06:14:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:14:01 0 0.53 0.00 0.02 0.00 0.00 99.45 06:14:01 1 0.02 0.00 0.05 0.00 0.00 99.93 06:14:01 2 0.03 0.00 0.03 0.00 0.02 99.92 06:14:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:15:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:15:01 0 0.50 0.00 0.03 0.00 0.02 99.45 06:15:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:15:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:15:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.28 0.00 0.16 0.03 0.02 99.50 Average: 0 0.49 0.00 0.17 0.01 0.02 99.32 Average: 1 0.25 0.00 0.16 0.03 0.03 99.53 Average: 2 0.19 0.00 0.16 0.06 0.02 99.57 Average: 3 0.21 0.00 0.17 0.01 0.02 99.60