---> uname -a: Linux prd-centos7-docker-4c-2g-866.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 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/xfoundry_device-modbus-go_PR-225 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-225@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 721 108 0 1008 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:0d:ed:a4 brd ff:ff:ff:ff:ff:ff inet 10.30.122.122/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85752sec preferred_lft 85752sec inet6 fe80::f816:3eff:fe0d:eda4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:94:7a:d6:e2 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::42:94ff:fe7a:d6e2/64 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) 04/19/21 _x86_64_ (4 CPU) 18:35:39 LINUX RESTART (4 CPU) 18:36:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:37:01 207.34 115.89 91.45 0.00 12392.98 39280.35 0.00 18:38:01 2.51 0.00 2.51 0.00 0.00 53.70 0.00 18:39:01 0.50 0.00 0.50 0.00 0.00 7.26 0.00 18:40:01 0.23 0.00 0.23 0.00 0.00 3.10 0.00 18:41:01 0.18 0.00 0.18 0.00 0.00 2.05 0.00 18:42:01 0.33 0.00 0.33 0.00 0.00 5.03 0.00 18:43:01 0.22 0.00 0.22 0.00 0.00 3.26 0.00 18:44:01 0.28 0.00 0.28 0.00 0.00 3.48 0.00 18:45:01 0.28 0.00 0.28 0.00 0.00 2.76 0.00 18:46:01 0.22 0.00 0.22 0.00 0.00 2.30 0.00 Average: 21.23 11.60 9.63 0.00 1240.23 3939.27 0.00 18:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:37:01 167216 0 608196 32.32 2620 1103512 1113188 37.99 421508 1094344 132 18:38:01 170868 0 604428 32.12 2620 1103628 1106576 37.77 422532 1090140 12 18:39:01 170372 0 604916 32.15 2620 1103636 1096296 37.41 421848 1091736 8 18:40:01 170928 0 604356 32.12 2620 1103640 1090164 37.21 435344 1077744 20 18:41:01 171188 0 604088 32.11 2620 1103648 1090128 37.20 428948 1083884 12 18:42:01 165892 0 609380 32.39 2620 1103652 1090140 37.20 454464 1064024 8 18:43:01 167336 0 607932 32.31 2620 1103656 1079848 36.85 453584 1063768 8 18:44:01 167368 0 607896 32.31 2620 1103660 1079848 36.85 453588 1063768 8 18:45:01 167384 0 607872 32.31 2620 1103668 1079848 36.85 453608 1063772 8 18:46:01 167236 0 608016 32.31 2620 1103672 1079848 36.85 453616 1063768 8 Average: 168579 0 606708 32.25 2620 1103637 1090588 37.22 439904 1075695 22 18:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:37:01 eth0 545.59 321.28 1093.13 83.67 0.00 0.00 0.00 0.00 18:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:01 docker0 1.90 1.60 0.41 4.83 0.00 0.00 0.00 0.00 18:38:01 eth0 4.36 1.02 1.19 0.61 0.00 0.00 0.00 0.00 18:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 eth0 3.55 0.55 0.75 0.39 0.00 0.00 0.00 0.00 18:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 eth0 5.08 1.02 1.33 0.79 0.00 0.00 0.00 0.00 18:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 eth0 4.35 0.75 1.09 0.59 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 eth0 1.32 0.80 0.70 0.50 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 0.23 0.08 0.02 0.01 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 0.18 0.08 0.01 0.01 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 0.23 0.08 0.02 0.01 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 18:46:01 eth0 0.57 0.08 0.06 0.01 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 56.59 32.60 109.91 8.66 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 0.19 0.16 0.04 0.48 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) 04/19/21 _x86_64_ (4 CPU) 18:35:39 LINUX RESTART (4 CPU) 18:36:01 CPU %user %nice %system %iowait %steal %idle 18:37:01 all 16.89 0.00 10.34 6.12 0.27 66.38 18:37:01 0 17.88 0.00 9.26 5.02 0.22 67.62 18:37:01 1 15.80 0.00 10.65 9.88 0.26 63.43 18:37:01 2 17.81 0.00 8.63 5.47 0.36 67.74 18:37:01 3 16.05 0.00 12.85 4.10 0.24 66.75 18:38:01 all 0.18 0.00 0.07 0.00 0.00 99.75 18:38:01 0 0.05 0.00 0.07 0.00 0.00 99.88 18:38:01 1 0.08 0.00 0.08 0.00 0.00 99.83 18:38:01 2 0.50 0.00 0.08 0.00 0.02 99.40 18:38:01 3 0.10 0.00 0.03 0.00 0.00 99.87 18:39:01 all 0.15 0.00 0.05 0.00 0.00 99.79 18:39:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:39:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:39:01 2 0.43 0.00 0.07 0.00 0.00 99.50 18:39:01 3 0.07 0.00 0.03 0.00 0.02 99.88 18:40:01 all 0.08 0.00 0.05 0.00 0.01 99.85 18:40:01 0 0.12 0.00 0.02 0.00 0.02 99.85 18:40:01 1 0.07 0.00 0.10 0.00 0.00 99.83 18:40:01 2 0.12 0.00 0.05 0.00 0.02 99.82 18:40:01 3 0.03 0.00 0.05 0.00 0.00 99.92 18:41:01 all 0.16 0.00 0.17 0.00 0.05 99.62 18:41:01 0 0.08 0.00 0.13 0.00 0.03 99.75 18:41:01 1 0.10 0.00 0.15 0.00 0.07 99.68 18:41:01 2 0.37 0.00 0.20 0.00 0.07 99.37 18:41:01 3 0.08 0.00 0.20 0.00 0.03 99.68 18:42:01 all 0.16 0.00 0.07 0.00 0.00 99.77 18:42:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:42:01 1 0.05 0.00 0.15 0.00 0.00 99.80 18:42:01 2 0.53 0.00 0.05 0.00 0.00 99.42 18:42:01 3 0.03 0.00 0.05 0.00 0.00 99.92 18:43:01 all 0.10 0.00 0.05 0.00 0.02 99.84 18:43:01 0 0.03 0.00 0.02 0.00 0.02 99.93 18:43:01 1 0.03 0.00 0.03 0.00 0.02 99.92 18:43:01 2 0.28 0.00 0.07 0.00 0.02 99.63 18:43:01 3 0.03 0.00 0.07 0.00 0.02 99.88 18:44:01 all 0.14 0.00 0.03 0.00 0.00 99.84 18:44:01 0 0.00 0.00 0.02 0.00 0.00 99.98 18:44:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:44:01 2 0.47 0.00 0.02 0.00 0.00 99.52 18:44:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:45:01 all 0.15 0.00 0.03 0.00 0.01 99.81 18:45:01 0 0.02 0.00 0.03 0.00 0.02 99.93 18:45:01 1 0.02 0.00 0.00 0.00 0.02 99.97 18:45:01 2 0.07 0.00 0.05 0.00 0.02 99.87 18:45:01 3 0.48 0.00 0.03 0.00 0.00 99.48 18:46:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:46:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:46:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:46:01 2 0.08 0.00 0.05 0.00 0.00 99.87 18:46:01 3 0.53 0.00 0.03 0.00 0.00 99.43 Average: all 1.77 0.00 1.06 0.60 0.04 96.53 Average: 0 1.78 0.00 0.94 0.49 0.03 96.76 Average: 1 1.59 0.00 1.10 0.96 0.04 96.30 Average: 2 2.03 0.00 0.91 0.54 0.05 96.48 Average: 3 1.70 0.00 1.30 0.40 0.03 96.58