---> uname -a: Linux prd-centos7-docker-4c-2g-33823.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: 2933.436 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-222 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-222@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 ---> free -m: total used free shared buff/cache available Mem: 1837 699 88 0 1049 1032 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:4f:1f:17 brd ff:ff:ff:ff:ff:ff inet 10.30.122.183/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85643sec preferred_lft 85643sec inet6 fe80::f816:3eff:fe4f:1f17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:72:d5:cc:a5 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::42:72ff:fed5:cca5/64 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) 04/13/21 _x86_64_ (4 CPU) 03:53:32 LINUX RESTART (4 CPU) 03:54:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:55:01 66.07 27.87 38.20 0.00 6397.47 3567.80 0.00 03:56:01 3.68 0.03 3.65 0.00 1.07 103.16 0.00 03:57:01 0.52 0.00 0.52 0.00 0.00 8.56 0.00 03:58:01 0.33 0.00 0.33 0.00 0.00 4.75 0.00 03:59:01 0.25 0.00 0.25 0.00 0.00 3.91 0.00 04:00:01 0.47 0.00 0.47 0.00 0.00 7.48 0.00 04:01:01 0.32 0.02 0.30 0.00 0.13 4.45 0.00 04:02:02 0.48 0.08 0.40 0.00 1.60 6.71 0.00 04:03:01 0.36 0.00 0.36 0.00 0.00 5.39 0.00 04:04:01 0.32 0.00 0.32 0.00 0.00 4.61 0.00 04:05:01 0.28 0.00 0.28 0.00 0.00 3.93 0.00 04:06:01 54.95 48.05 6.89 0.00 4036.10 773.53 0.00 Average: 10.69 6.35 4.34 0.00 871.39 375.29 0.00 03:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:55:01 163664 0 587120 31.20 2620 1128140 1100196 37.55 387572 1131004 132 03:56:01 167756 0 583020 30.99 2620 1128148 1077136 36.76 387572 1127360 12 03:57:01 166928 0 583840 31.03 2620 1128156 1077292 36.77 392920 1123112 16 03:58:01 166164 0 584604 31.07 2620 1128156 1077256 36.76 394476 1122544 20 03:59:01 167348 0 583412 31.01 2620 1128164 1077136 36.76 401868 1114360 8 04:00:01 166528 0 584228 31.05 2620 1128168 1077220 36.76 402464 1114360 8 04:01:01 165068 0 585684 31.13 2620 1128172 1079632 36.85 403476 1114364 8 04:02:02 166408 0 584220 31.05 2620 1128296 1077644 36.78 402308 1114424 8 04:03:01 166572 0 584048 31.04 2620 1128304 1077644 36.78 402192 1114424 8 04:04:01 166564 0 584052 31.04 2620 1128308 1077644 36.78 402200 1114424 8 04:05:01 165516 0 585096 31.10 2620 1128312 1077848 36.79 403308 1114424 8 04:06:01 72984 0 664640 35.32 2620 1141300 1515540 51.72 471492 1129148 52480 Average: 158458 0 591164 31.42 2620 1129302 1116016 38.09 404321 1119496 4393 03:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:55:01 eth0 544.79 346.57 1034.04 94.65 0.00 0.00 0.00 0.00 03:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 docker0 2.45 2.08 0.43 4.37 0.00 0.00 0.00 0.00 03:56:01 eth0 0.77 0.10 0.06 0.02 0.00 0.00 0.00 0.00 03:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 eth0 4.40 1.85 3.32 0.27 0.00 0.00 0.00 0.00 03:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 eth0 0.60 0.38 0.29 0.20 0.00 0.00 0.00 0.00 03:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 0.00 03:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:01 eth0 0.37 0.20 0.14 0.07 0.00 0.00 0.00 0.00 04:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:01:01 eth0 0.88 0.27 0.31 0.20 0.00 0.00 0.00 0.00 04:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:02:02 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 0.00 04:02:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:02:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:03:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 04:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:04:01 eth0 0.60 0.08 0.06 0.01 0.00 0.00 0.00 0.00 04:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 eth0 0.72 0.43 0.41 0.27 0.00 0.00 0.00 0.00 04:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 eth0 143.42 120.50 1632.68 13.21 0.00 0.00 0.00 0.00 04:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 58.19 39.30 223.01 9.10 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 0.20 0.17 0.04 0.36 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) 04/13/21 _x86_64_ (4 CPU) 03:53:32 LINUX RESTART (4 CPU) 03:54:01 CPU %user %nice %system %iowait %steal %idle 03:55:01 all 12.28 0.00 3.94 1.48 0.09 82.21 03:55:01 0 10.50 0.00 4.50 0.52 0.08 84.39 03:55:01 1 12.86 0.00 3.68 1.94 0.08 81.43 03:55:01 2 13.42 0.00 3.99 1.22 0.10 81.27 03:55:01 3 12.35 0.00 3.59 2.23 0.08 81.75 03:56:01 all 0.18 0.00 0.05 0.00 0.00 99.77 03:56:01 0 0.05 0.00 0.07 0.00 0.00 99.88 03:56:01 1 0.07 0.00 0.03 0.00 0.02 99.88 03:56:01 2 0.07 0.00 0.07 0.00 0.00 99.87 03:56:01 3 0.52 0.00 0.02 0.00 0.00 99.47 03:57:01 all 0.23 0.00 0.23 0.00 0.01 99.53 03:57:01 0 0.10 0.00 0.23 0.00 0.00 99.67 03:57:01 1 0.43 0.00 0.28 0.00 0.02 99.27 03:57:01 2 0.12 0.00 0.22 0.00 0.02 99.65 03:57:01 3 0.28 0.00 0.18 0.00 0.00 99.53 03:58:01 all 0.13 0.00 0.04 0.00 0.00 99.83 03:58:01 0 0.00 0.00 0.03 0.00 0.00 99.97 03:58:01 1 0.45 0.00 0.03 0.00 0.00 99.52 03:58:01 2 0.03 0.00 0.05 0.00 0.00 99.92 03:58:01 3 0.03 0.00 0.05 0.00 0.00 99.92 03:59:01 all 0.13 0.00 0.06 0.00 0.02 99.80 03:59:01 0 0.02 0.00 0.02 0.00 0.02 99.95 03:59:01 1 0.38 0.00 0.02 0.00 0.02 99.58 03:59:01 2 0.05 0.00 0.12 0.00 0.02 99.82 03:59:01 3 0.07 0.00 0.08 0.00 0.02 99.83 04:00:01 all 0.14 0.00 0.05 0.00 0.01 99.80 04:00:01 0 0.45 0.00 0.05 0.00 0.00 99.50 04:00:01 1 0.02 0.00 0.02 0.00 0.02 99.95 04:00:01 2 0.03 0.00 0.08 0.00 0.00 99.88 04:00:01 3 0.07 0.00 0.07 0.00 0.02 99.85 04:01:01 all 0.09 0.00 0.04 0.00 0.00 99.87 04:01:01 0 0.20 0.00 0.05 0.00 0.00 99.75 04:01:01 1 0.05 0.00 0.05 0.00 0.00 99.90 04:01:01 2 0.03 0.00 0.03 0.00 0.02 99.92 04:01:01 3 0.07 0.00 0.03 0.00 0.00 99.90 04:02:02 all 0.15 0.00 0.05 0.01 0.00 99.79 04:02:02 0 0.17 0.00 0.07 0.00 0.00 99.77 04:02:02 1 0.07 0.00 0.08 0.02 0.00 99.83 04:02:02 2 0.33 0.00 0.03 0.02 0.00 99.62 04:02:02 3 0.03 0.00 0.02 0.00 0.00 99.95 04:03:01 all 0.16 0.00 0.03 0.00 0.00 99.81 04:03:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:03:01 1 0.07 0.00 0.07 0.00 0.02 99.85 04:03:01 2 0.53 0.00 0.03 0.00 0.00 99.44 04:03:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:04:01 all 0.09 0.00 0.04 0.00 0.00 99.87 04:04:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:04:01 1 0.05 0.00 0.07 0.00 0.00 99.88 04:04:01 2 0.30 0.00 0.05 0.00 0.00 99.65 04:04:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:05:01 all 0.06 0.00 0.03 0.00 0.00 99.91 04:05:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:05:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:05:01 2 0.15 0.00 0.08 0.00 0.00 99.77 04:05:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:05:01 CPU %user %nice %system %iowait %steal %idle 04:06:01 all 2.17 0.00 1.22 1.27 0.03 95.31 04:06:01 0 1.84 0.00 1.21 0.08 0.02 96.85 04:06:01 1 2.26 0.00 1.20 1.67 0.03 94.83 04:06:01 2 2.27 0.00 1.27 0.43 0.03 95.99 04:06:01 3 2.31 0.00 1.19 2.88 0.03 93.59 Average: all 1.31 0.00 0.48 0.23 0.01 97.97 Average: 0 1.10 0.00 0.52 0.05 0.01 98.32 Average: 1 1.38 0.00 0.46 0.30 0.02 97.84 Average: 2 1.43 0.00 0.50 0.14 0.02 97.92 Average: 3 1.31 0.00 0.44 0.42 0.01 97.82