---> uname -a: Linux prd-centos7-docker-4c-2g-14141.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 8.6G 41.4G 17% / 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 8.6G 41.4G 17% /facter-os /dev/vda1 50.0G 8.6G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.6G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.6G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.6G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.6G 41.4G 17% /w/workspace/xfoundry_device-modbus-go_master /dev/vda1 50.0G 8.6G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.6G 41.4G 17% /w/workspace/xfoundry_device-modbus-go_master@tmp /dev/vda1 50.0G 8.6G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.6G 41.4G 17% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 813 121 0 901 958 Swap: 1023 2 1021 ---> 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:6f:2e:72 brd ff:ff:ff:ff:ff:ff inet 10.30.122.144/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85757sec preferred_lft 85757sec inet6 fe80::f816:3eff:fe6f:2e72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:55:e0:54:2e 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::42:55ff:fee0:542e/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) 12/02/20 _x86_64_ (4 CPU) 06:48:13 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:01 29.25 10.37 18.88 0.00 4292.86 2958.83 0.00 06:51:01 1.88 0.00 1.88 0.00 0.00 35.24 0.00 06:52:01 0.30 0.00 0.30 0.00 0.00 3.75 0.00 06:53:01 0.22 0.00 0.22 0.00 0.00 3.23 0.00 06:54:01 0.18 0.00 0.18 0.00 0.00 1.80 0.00 06:55:01 0.37 0.00 0.37 0.00 0.00 4.56 0.00 06:56:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 06:57:01 85.55 37.82 47.73 0.00 2062.26 21314.58 0.00 06:58:01 388.35 193.84 194.51 0.00 9333.11 40737.84 0.00 06:59:01 210.90 100.35 110.55 0.00 8090.10 26334.79 0.00 Average: 71.76 34.26 37.50 0.00 2379.08 9144.46 0.00 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 157984 0 569984 30.29 2620 1150956 1126380 38.44 365600 1158396 20 06:51:01 163028 0 564932 30.02 2620 1150964 1091808 37.26 367576 1152536 8 06:52:01 164272 0 563684 29.96 2620 1150968 1078444 36.81 373056 1145612 8 06:53:01 162120 0 565832 30.07 2620 1150972 1078612 36.81 376032 1145044 8 06:54:01 162312 0 565636 30.06 2620 1150976 1078600 36.81 385832 1135184 8 06:55:01 163312 0 564632 30.01 2620 1150980 1078444 36.81 384984 1135184 12 06:56:01 163484 0 564456 30.00 2620 1150984 1078444 36.81 384992 1135184 8 06:57:01 68700 0 674208 35.83 2620 1136016 1513992 51.67 500756 1075116 47520 06:58:01 126060 0 785168 41.73 1744 968572 1357480 46.33 562044 859468 71028 06:59:01 177368 0 807984 42.94 1492 894700 1597512 54.52 562644 785516 28 Average: 150864 0 622652 33.09 2420 1105609 1207972 41.23 426352 1072724 11865 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 eth0 76.91 60.88 344.55 26.78 0.00 0.00 0.00 0.00 06:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 docker0 2.00 1.65 0.39 3.94 0.00 0.00 0.00 0.00 06:51:01 eth0 0.50 0.35 0.27 0.20 0.00 0.00 0.00 0.00 06:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 eth0 0.53 0.03 0.05 0.00 0.00 0.00 0.00 0.00 06:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 eth0 1.13 0.35 0.35 0.17 0.00 0.00 0.00 0.00 06:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 eth0 0.73 0.50 0.41 0.30 0.00 0.00 0.00 0.00 06:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 eth0 394.56 350.59 4073.24 28.52 0.00 0.00 0.00 0.00 06:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 eth0 446.16 397.37 3488.20 92.81 0.00 0.00 0.00 0.00 06:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 docker0 31.11 30.40 2.97 159.00 0.00 0.00 0.00 0.00 06:59:01 eth0 305.32 245.27 2414.56 78.79 0.00 0.00 0.00 0.00 06:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 docker0 21.03 29.18 1.29 185.19 0.00 0.00 0.00 0.00 Average: eth0 122.66 105.60 1032.60 22.77 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 5.42 6.13 0.47 34.84 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) 12/02/20 _x86_64_ (4 CPU) 06:48:13 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 2.45 0.00 1.78 0.41 0.00 95.35 06:50:01 0 2.75 0.00 1.98 0.13 0.00 95.14 06:50:01 1 2.18 0.00 1.64 1.14 0.02 95.02 06:50:01 2 2.44 0.00 1.81 0.17 0.00 95.58 06:50:01 3 2.43 0.00 1.71 0.20 0.00 95.66 06:51:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:51:01 0 0.25 0.00 0.02 0.00 0.00 99.73 06:51:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:51:01 2 0.28 0.00 0.05 0.00 0.00 99.67 06:51:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:52:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:52:01 0 0.03 0.00 0.02 0.00 0.02 99.93 06:52:01 1 0.05 0.00 0.07 0.00 0.00 99.88 06:52:01 2 0.52 0.00 0.02 0.00 0.00 99.47 06:52:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:53:01 all 0.12 0.00 0.05 0.00 0.01 99.81 06:53:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:53:01 1 0.05 0.00 0.05 0.00 0.02 99.88 06:53:01 2 0.37 0.00 0.08 0.00 0.02 99.53 06:53:01 3 0.02 0.00 0.03 0.00 0.02 99.93 06:54:01 all 0.08 0.00 0.15 0.00 0.02 99.75 06:54:01 0 0.08 0.00 0.08 0.00 0.02 99.82 06:54:01 1 0.10 0.00 0.17 0.00 0.03 99.70 06:54:01 2 0.10 0.00 0.15 0.00 0.02 99.73 06:54:01 3 0.05 0.00 0.22 0.00 0.00 99.73 06:55:01 all 0.03 0.00 0.03 0.00 0.00 99.94 06:55:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:55:01 1 0.02 0.00 0.02 0.00 0.00 99.97 06:55:01 2 0.02 0.00 0.03 0.00 0.00 99.95 06:55:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:56:01 all 0.17 0.00 0.02 0.00 0.00 99.81 06:56:01 0 0.55 0.00 0.03 0.00 0.00 99.42 06:56:01 1 0.03 0.00 0.02 0.00 0.00 99.95 06:56:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:56:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:57:01 all 4.95 0.00 3.36 0.69 0.02 90.98 06:57:01 0 5.31 0.00 3.49 0.56 0.02 90.62 06:57:01 1 4.96 0.00 3.58 1.55 0.02 89.90 06:57:01 2 4.71 0.00 3.26 0.67 0.02 91.33 06:57:01 3 4.81 0.00 3.09 0.00 0.02 92.08 06:58:01 all 14.57 0.00 11.05 5.01 0.05 69.32 06:58:01 0 13.69 0.00 11.56 5.03 0.03 69.69 06:58:01 1 14.05 0.00 10.68 4.99 0.07 70.21 06:58:01 2 14.38 0.00 11.09 4.69 0.03 69.80 06:58:01 3 16.15 0.00 10.89 5.34 0.07 67.55 06:59:01 all 9.04 0.00 7.00 3.79 0.02 80.16 06:59:01 0 12.43 0.00 7.79 2.86 0.03 76.88 06:59:01 1 7.02 0.00 6.87 3.47 0.02 82.63 06:59:01 2 7.55 0.00 6.37 3.08 0.02 82.98 06:59:01 3 9.15 0.00 6.95 5.75 0.02 78.14 Average: all 3.13 0.00 2.32 0.97 0.01 93.57 Average: 0 3.47 0.00 2.47 0.84 0.01 93.20 Average: 1 2.81 0.00 2.28 1.10 0.02 93.79 Average: 2 3.00 0.00 2.26 0.85 0.01 93.88 Average: 3 3.22 0.00 2.26 1.11 0.01 93.40