---> uname -a: Linux prd-centos7-docker-4c-2g-9340.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 7.2G 42.8G 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/xfoundry_device-modbus-go_PR-184 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/xfoundry_device-modbus-go_PR-184@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 663 101 0 1072 1072 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:a9:91:15 brd ff:ff:ff:ff:ff:ff inet 10.30.122.224/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85621sec preferred_lft 85621sec inet6 fe80::f816:3eff:fea9:9115/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:40:60:bc:5c 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::42:40ff:fe60:bc5c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/28/20 _x86_64_ (4 CPU) 01:30:25 LINUX RESTART (4 CPU) 01:31:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:32:02 63.60 19.11 44.49 0.00 5223.57 4839.16 0.00 01:33:01 1.79 0.00 1.79 0.00 0.00 34.49 0.00 01:34:01 0.68 0.00 0.68 0.00 0.00 8.64 0.00 01:35:01 0.57 0.00 0.57 0.00 0.00 7.61 0.00 01:36:01 0.18 0.00 0.18 0.00 0.00 2.23 0.00 01:37:01 0.35 0.00 0.35 0.00 0.00 4.96 0.00 01:38:01 0.27 0.02 0.25 0.00 0.13 2.70 0.00 01:39:01 0.23 0.00 0.23 0.00 0.00 3.35 0.00 01:40:01 0.23 0.00 0.23 0.00 0.00 2.98 0.00 01:41:01 0.20 0.00 0.20 0.00 0.00 1.90 0.00 01:42:01 0.32 0.00 0.32 0.00 0.00 3.53 0.00 01:43:01 0.22 0.00 0.22 0.00 0.00 2.56 0.00 Average: 5.73 1.60 4.13 0.00 436.11 410.21 0.00 01:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:32:02 173516 0 548060 29.13 2620 1157360 1104328 37.69 408476 1139620 132 01:33:01 178964 0 542604 28.84 2620 1157368 1072016 36.59 406356 1137364 12 01:34:01 179196 0 542368 28.83 2620 1157372 1072016 36.59 406236 1137364 8 01:35:01 176940 0 544624 28.95 2620 1157372 1072272 36.59 409084 1136796 8 01:36:01 176784 0 544772 28.95 2620 1157380 1072248 36.59 412732 1133104 8 01:37:01 175604 0 545944 29.02 2620 1157388 1072176 36.59 413932 1133108 8 01:38:01 175496 0 546044 29.02 2620 1157396 1072224 36.59 415588 1131976 0 01:39:01 175084 0 546432 29.04 2620 1157420 1072248 36.59 411132 1136680 12 01:40:01 175224 0 546304 29.03 2620 1157408 1072224 36.59 410772 1136676 12 01:41:01 176416 0 545108 28.97 2620 1157412 1072080 36.59 405836 1140836 8 01:42:01 176188 0 545336 28.98 2620 1157412 1072164 36.59 406292 1140836 8 01:43:01 175688 0 545828 29.01 2620 1157420 1072304 36.60 406724 1140836 12 Average: 176258 0 545285 28.98 2620 1157392 1074858 36.68 409430 1137100 19 01:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:32:02 eth0 318.82 221.79 1015.01 82.49 0.00 0.00 0.00 0.00 01:32:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:32:02 docker0 1.66 1.28 0.35 3.74 0.00 0.00 0.00 0.00 01:33:01 eth0 0.22 0.10 0.01 0.02 0.00 0.00 0.00 0.00 01:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:34:01 eth0 0.70 0.08 0.06 0.01 0.00 0.00 0.00 0.00 01:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:35:01 eth0 2.08 0.52 0.64 0.36 0.00 0.00 0.00 0.00 01:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:36:01 eth0 0.60 0.35 0.28 0.23 0.00 0.00 0.00 0.00 01:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 eth0 1.23 0.20 0.24 0.07 0.00 0.00 0.00 0.00 01:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 eth0 1.48 0.60 0.60 0.40 0.00 0.00 0.00 0.00 01:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 eth0 1.27 0.33 0.33 0.20 0.00 0.00 0.00 0.00 01:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:01 eth0 0.57 0.32 0.27 0.20 0.00 0.00 0.00 0.00 01:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 01:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 eth0 0.95 0.30 0.23 0.08 0.00 0.00 0.00 0.00 01:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:43:01 eth0 1.55 0.70 0.60 0.38 0.00 0.00 0.00 0.00 01:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 27.52 18.81 85.01 7.05 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 0.11 0.03 0.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/28/20 _x86_64_ (4 CPU) 01:30:25 LINUX RESTART (4 CPU) 01:31:01 CPU %user %nice %system %iowait %steal %idle 01:32:02 all 12.77 0.00 4.37 1.97 0.04 80.85 01:32:02 0 11.80 0.00 4.86 0.96 0.03 82.35 01:32:02 1 11.43 0.00 4.72 3.51 0.05 80.30 01:32:02 2 13.73 0.00 4.29 1.90 0.05 80.03 01:32:02 3 14.12 0.00 3.60 1.53 0.02 80.74 01:33:01 all 0.15 0.00 0.05 0.00 0.00 99.81 01:33:01 0 0.02 0.00 0.03 0.00 0.00 99.95 01:33:01 1 0.24 0.00 0.05 0.00 0.00 99.71 01:33:01 2 0.31 0.00 0.05 0.00 0.00 99.64 01:33:01 3 0.03 0.00 0.05 0.00 0.00 99.92 01:34:01 all 0.15 0.00 0.04 0.00 0.00 99.80 01:34:01 0 0.05 0.00 0.03 0.00 0.00 99.92 01:34:01 1 0.08 0.00 0.05 0.00 0.02 99.85 01:34:01 2 0.45 0.00 0.05 0.00 0.00 99.50 01:34:01 3 0.03 0.00 0.02 0.00 0.00 99.95 01:35:01 all 0.35 0.00 0.03 0.00 0.00 99.62 01:35:01 0 0.35 0.00 0.03 0.00 0.00 99.62 01:35:01 1 0.12 0.00 0.05 0.00 0.00 99.83 01:35:01 2 0.88 0.00 0.02 0.00 0.00 99.10 01:35:01 3 0.03 0.00 0.03 0.00 0.00 99.93 01:36:01 all 0.10 0.00 0.08 0.00 0.00 99.82 01:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 01:36:01 1 0.05 0.00 0.18 0.00 0.00 99.77 01:36:01 2 0.25 0.00 0.07 0.00 0.00 99.68 01:36:01 3 0.05 0.00 0.03 0.00 0.00 99.92 01:37:01 all 0.11 0.00 0.07 0.00 0.00 99.82 01:37:01 0 0.03 0.00 0.05 0.00 0.00 99.92 01:37:01 1 0.03 0.00 0.17 0.00 0.00 99.80 01:37:01 2 0.35 0.00 0.03 0.00 0.00 99.62 01:37:01 3 0.02 0.00 0.03 0.00 0.00 99.95 01:38:01 all 0.17 0.00 0.04 0.00 0.00 99.78 01:38:01 0 0.07 0.00 0.07 0.00 0.00 99.87 01:38:01 1 0.05 0.00 0.03 0.00 0.00 99.92 01:38:01 2 0.55 0.00 0.02 0.00 0.00 99.43 01:38:01 3 0.03 0.00 0.03 0.00 0.02 99.92 01:39:01 all 0.18 0.00 0.03 0.00 0.00 99.79 01:39:01 0 0.50 0.00 0.05 0.00 0.00 99.45 01:39:01 1 0.10 0.00 0.03 0.00 0.00 99.87 01:39:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:39:01 3 0.07 0.00 0.02 0.00 0.00 99.92 01:40:01 all 0.16 0.00 0.04 0.00 0.00 99.80 01:40:01 0 0.23 0.00 0.02 0.00 0.00 99.75 01:40:01 1 0.05 0.00 0.03 0.00 0.00 99.92 01:40:01 2 0.33 0.00 0.07 0.00 0.00 99.60 01:40:01 3 0.03 0.00 0.03 0.00 0.00 99.93 01:41:01 all 0.04 0.00 0.03 0.00 0.00 99.93 01:41:01 0 0.02 0.00 0.03 0.00 0.00 99.95 01:41:01 1 0.05 0.00 0.02 0.00 0.00 99.93 01:41:01 2 0.08 0.00 0.05 0.00 0.00 99.87 01:41:01 3 0.02 0.00 0.02 0.00 0.00 99.97 01:42:01 all 0.15 0.00 0.04 0.00 0.00 99.80 01:42:01 0 0.05 0.00 0.02 0.00 0.00 99.93 01:42:01 1 0.05 0.00 0.07 0.00 0.00 99.88 01:42:01 2 0.50 0.00 0.03 0.00 0.00 99.47 01:42:01 3 0.02 0.00 0.05 0.00 0.00 99.93 01:42:01 CPU %user %nice %system %iowait %steal %idle 01:43:01 all 0.17 0.00 0.03 0.00 0.00 99.80 01:43:01 0 0.03 0.00 0.02 0.00 0.02 99.93 01:43:01 1 0.05 0.00 0.05 0.00 0.00 99.90 01:43:01 2 0.57 0.00 0.03 0.00 0.00 99.40 01:43:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 1.20 0.00 0.40 0.16 0.00 98.23 Average: 0 1.09 0.00 0.43 0.08 0.00 98.39 Average: 1 1.02 0.00 0.45 0.29 0.01 98.24 Average: 2 1.50 0.00 0.39 0.16 0.00 97.95 Average: 3 1.20 0.00 0.33 0.13 0.00 98.35