---> uname -a: Linux prd-centos7-docker-4c-2g-3361.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 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% /run/cloud-init/result.json /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/xfoundry_device-modbus-go_PR-231 /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/xfoundry_device-modbus-go_PR-231@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 /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 705 101 0 1030 1027 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:cf:b3:3e brd ff:ff:ff:ff:ff:ff inet 10.30.122.28/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85490sec preferred_lft 85490sec inet6 fe80::f816:3eff:fecf:b33e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:e6:33:f8:4e 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:e6ff:fe33:f84e/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) 05/06/21 _x86_64_ (4 CPU) 22:48:19 LINUX RESTART (4 CPU) 22:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:50:01 41.59 12.20 29.39 0.00 4296.09 2673.42 0.00 22:51:01 1.90 0.00 1.90 0.00 0.00 35.65 0.00 22:52:01 0.18 0.00 0.18 0.00 0.00 2.17 0.00 22:53:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 22:54:01 0.22 0.00 0.22 0.00 0.00 3.20 0.00 22:55:01 0.52 0.00 0.52 0.00 0.00 6.16 0.00 22:56:01 0.25 0.00 0.25 0.00 0.00 2.70 0.00 22:57:01 0.17 0.00 0.17 0.00 0.00 1.48 0.00 22:58:01 0.28 0.00 0.28 0.00 0.00 3.21 0.00 22:59:01 0.23 0.00 0.23 0.00 0.00 3.11 0.00 23:00:01 0.28 0.00 0.28 0.00 0.00 3.33 0.00 23:01:01 0.28 0.02 0.27 0.00 0.13 2.73 0.00 23:02:01 0.42 0.08 0.34 0.00 1.63 5.25 0.00 23:03:01 0.27 0.00 0.27 0.00 0.00 2.83 0.00 Average: 3.35 0.88 2.47 0.00 307.54 196.68 0.00 22:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:50:01 132628 0 602268 32.01 2620 1144028 1121204 38.26 441468 1107540 20 22:51:01 138648 0 596240 31.69 2620 1144036 1089704 37.19 441068 1102948 8 22:52:01 136576 0 598308 31.80 2620 1144040 1084564 37.01 437440 1109040 8 22:53:01 134508 0 600372 31.91 2620 1144044 1088872 37.16 439980 1108848 8 22:54:01 134464 0 600412 31.91 2620 1144048 1088896 37.16 438296 1110660 8 22:55:01 136372 0 598496 31.81 2620 1144056 1078508 36.81 437092 1110216 12 22:56:01 135864 0 599004 31.84 2620 1144056 1078568 36.81 437408 1110212 8 22:57:01 136256 0 598608 31.81 2620 1144060 1078504 36.81 437100 1110212 8 22:58:01 135968 0 598888 31.83 2620 1144068 1078500 36.81 437232 1110212 8 22:59:01 134380 0 600472 31.91 2620 1144072 1078948 36.82 438872 1110212 16 23:00:01 134716 0 600132 31.90 2620 1144076 1078876 36.82 438516 1110212 12 23:01:01 133172 0 601672 31.98 2620 1144080 1081668 36.92 439612 1110212 8 23:02:01 134640 0 600076 31.89 2620 1144208 1079288 36.83 438264 1110276 8 23:03:01 134804 0 599912 31.88 2620 1144208 1079288 36.83 438252 1110412 8 Average: 135214 0 599633 31.87 2620 1144077 1084671 37.02 438614 1109372 10 22:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:50:01 eth0 158.01 108.15 452.85 30.50 0.00 0.00 0.00 0.00 22:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 docker0 2.46 2.10 0.46 4.93 0.00 0.00 0.00 0.00 22:51:01 eth0 5.70 1.02 1.95 0.58 0.00 0.00 0.00 0.00 22:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:01 eth0 4.10 0.82 1.06 0.60 0.00 0.00 0.00 0.00 22:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 eth0 3.96 4.03 0.99 15.57 0.00 0.00 0.00 0.00 22:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 eth0 1.91 1.78 0.19 6.57 0.00 0.00 0.00 0.00 22:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 eth0 0.28 0.13 0.07 0.01 0.00 0.00 0.00 0.00 22:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 eth0 0.20 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 eth0 5.28 0.08 0.38 0.01 0.00 0.00 0.00 0.00 22:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 eth0 7.88 1.93 1.57 5.49 0.00 0.00 0.00 0.00 22:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 eth0 2.22 0.37 0.40 0.20 0.00 0.00 0.00 0.00 23:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 eth0 1.15 0.55 0.55 0.39 0.00 0.00 0.00 0.00 23:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:02:01 eth0 0.22 0.08 0.02 0.01 0.00 0.00 0.00 0.00 23:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 eth0 0.32 0.08 0.02 0.01 0.00 0.00 0.00 0.00 23:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 13.69 8.53 32.92 4.29 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 0.18 0.15 0.03 0.35 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) 05/06/21 _x86_64_ (4 CPU) 22:48:19 LINUX RESTART (4 CPU) 22:49:01 CPU %user %nice %system %iowait %steal %idle 22:50:01 all 3.73 0.00 2.42 0.81 0.07 92.98 22:50:01 0 3.56 0.00 2.69 1.23 0.05 92.47 22:50:01 1 3.66 0.00 2.23 1.24 0.07 92.80 22:50:01 2 3.84 0.00 2.55 0.59 0.07 92.95 22:50:01 3 3.85 0.00 2.20 0.17 0.08 93.70 22:51:01 all 0.18 0.00 0.06 0.00 0.04 99.72 22:51:01 0 0.07 0.00 0.05 0.00 0.03 99.85 22:51:01 1 0.10 0.00 0.07 0.00 0.07 99.77 22:51:01 2 0.52 0.00 0.08 0.00 0.03 99.37 22:51:01 3 0.05 0.00 0.05 0.00 0.02 99.88 22:52:01 all 0.15 0.00 0.04 0.00 0.02 99.79 22:52:01 0 0.03 0.00 0.03 0.00 0.02 99.92 22:52:01 1 0.07 0.00 0.07 0.00 0.02 99.85 22:52:01 2 0.45 0.00 0.05 0.00 0.02 99.48 22:52:01 3 0.05 0.00 0.02 0.00 0.02 99.92 22:53:01 all 0.25 0.00 0.09 0.00 0.00 99.65 22:53:01 0 0.17 0.00 0.13 0.00 0.00 99.70 22:53:01 1 0.12 0.00 0.08 0.00 0.00 99.80 22:53:01 2 0.60 0.00 0.08 0.00 0.00 99.32 22:53:01 3 0.12 0.00 0.07 0.00 0.02 99.80 22:54:01 all 0.07 0.00 0.05 0.00 0.00 99.88 22:54:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:54:01 1 0.08 0.00 0.05 0.00 0.00 99.87 22:54:01 2 0.08 0.00 0.08 0.00 0.02 99.82 22:54:01 3 0.07 0.00 0.03 0.00 0.00 99.90 22:55:01 all 0.03 0.00 0.03 0.00 0.00 99.94 22:55:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:55:01 1 0.02 0.00 0.03 0.00 0.00 99.95 22:55:01 2 0.02 0.00 0.03 0.00 0.00 99.95 22:55:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:56:01 all 0.04 0.00 0.03 0.00 0.00 99.93 22:56:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:56:01 1 0.02 0.00 0.02 0.00 0.00 99.97 22:56:01 2 0.07 0.00 0.03 0.00 0.00 99.90 22:56:01 3 0.03 0.00 0.05 0.00 0.00 99.92 22:57:01 all 0.03 0.00 0.03 0.00 0.00 99.94 22:57:01 0 0.03 0.00 0.03 0.00 0.02 99.92 22:57:01 1 0.02 0.00 0.02 0.00 0.00 99.97 22:57:01 2 0.02 0.00 0.03 0.00 0.00 99.95 22:57:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:58:01 all 0.04 0.00 0.04 0.00 0.00 99.92 22:58:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:58:01 1 0.03 0.00 0.03 0.00 0.02 99.92 22:58:01 2 0.05 0.00 0.05 0.00 0.00 99.90 22:58:01 3 0.03 0.00 0.05 0.00 0.00 99.92 22:59:01 all 0.61 0.00 0.06 0.00 0.00 99.33 22:59:01 0 0.07 0.00 0.03 0.00 0.00 99.90 22:59:01 1 1.65 0.00 0.10 0.00 0.00 98.25 22:59:01 2 0.25 0.00 0.03 0.00 0.00 99.72 22:59:01 3 0.47 0.00 0.07 0.00 0.02 99.45 23:00:01 all 0.15 0.00 0.03 0.00 0.00 99.81 23:00:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:00:01 1 0.02 0.00 0.03 0.00 0.00 99.95 23:00:01 2 0.05 0.00 0.07 0.00 0.00 99.88 23:00:01 3 0.52 0.00 0.02 0.00 0.00 99.47 23:00:01 CPU %user %nice %system %iowait %steal %idle 23:01:01 all 0.16 0.00 0.06 0.00 0.00 99.78 23:01:01 0 0.03 0.00 0.05 0.00 0.00 99.92 23:01:01 1 0.02 0.00 0.03 0.00 0.00 99.95 23:01:01 2 0.08 0.00 0.10 0.00 0.00 99.82 23:01:01 3 0.52 0.00 0.05 0.00 0.00 99.43 23:02:01 all 0.06 0.00 0.06 0.00 0.00 99.88 23:02:01 0 0.03 0.00 0.07 0.00 0.00 99.90 23:02:01 1 0.03 0.00 0.05 0.00 0.00 99.92 23:02:01 2 0.02 0.00 0.02 0.00 0.00 99.97 23:02:01 3 0.17 0.00 0.08 0.00 0.00 99.75 23:03:01 all 0.15 0.00 0.03 0.00 0.00 99.82 23:03:01 0 0.05 0.00 0.03 0.00 0.02 99.90 23:03:01 1 0.05 0.00 0.03 0.00 0.00 99.92 23:03:01 2 0.05 0.00 0.03 0.00 0.00 99.92 23:03:01 3 0.45 0.00 0.02 0.00 0.00 99.53 Average: all 0.40 0.00 0.22 0.06 0.01 99.31 Average: 0 0.30 0.00 0.23 0.09 0.01 99.37 Average: 1 0.42 0.00 0.20 0.09 0.01 99.28 Average: 2 0.43 0.00 0.23 0.04 0.01 99.28 Average: 3 0.45 0.00 0.20 0.01 0.01 99.33