---> uname -a: Linux prd-centos7-docker-4c-2g-30000.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 8.5G 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 8.5G 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/xfoundry_device-modbus-go_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/xfoundry_device-modbus-go_master ---> free -m: total used free shared buff/cache available Mem: 1837 839 143 0 855 932 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:99:c6:af brd ff:ff:ff:ff:ff:ff inet 10.30.123.33/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85735sec preferred_lft 85735sec inet6 fe80::f816:3eff:fe99:c6af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:69:ba:a5:b6 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::42:69ff:feba:a5b6/64 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) 03/16/21 _x86_64_ (4 CPU) 13:43:40 LINUX RESTART (4 CPU) 13:44:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:45:01 126.19 47.77 78.43 0.00 8089.24 35217.58 0.00 13:46:01 2.40 0.00 2.40 0.00 0.00 50.58 0.00 13:47:01 0.42 0.00 0.42 0.00 0.00 5.83 0.00 13:48:01 0.28 0.00 0.28 0.00 0.00 3.06 0.00 13:49:01 0.23 0.00 0.23 0.00 0.00 2.93 0.00 13:50:01 0.28 0.00 0.28 0.00 0.00 3.78 0.00 13:51:01 0.30 0.00 0.30 0.00 0.00 3.35 0.00 13:52:01 0.23 0.00 0.23 0.00 0.00 2.85 0.00 13:53:01 119.42 60.88 58.54 0.00 2734.51 24303.74 0.00 13:54:01 347.71 174.20 173.51 0.00 9389.68 42504.36 0.00 Average: 59.19 28.03 31.16 0.00 2000.10 10120.09 0.00 13:44:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:45:01 143672 0 622888 33.11 2620 1112364 1113248 37.99 445424 1093548 128 13:46:01 149552 0 616888 32.79 2620 1112484 1084820 37.02 446120 1087588 12 13:47:01 148052 0 618384 32.87 2620 1112488 1078784 36.82 447144 1088520 8 13:48:01 148704 0 617732 32.83 2620 1112488 1078652 36.81 446396 1088520 12 13:49:01 148776 0 617652 32.83 2620 1112496 1078652 36.81 440464 1094480 8 13:50:01 148752 0 617672 32.83 2620 1112500 1078724 36.82 440724 1094480 8 13:51:01 148692 0 617728 32.83 2620 1112504 1078676 36.81 440600 1094480 8 13:52:01 148816 0 617600 32.82 2620 1112508 1078652 36.81 440604 1094480 8 13:53:01 64192 0 752688 40.00 2620 1062044 1506336 51.41 542844 1012400 58520 13:54:01 80860 0 793256 42.16 1492 1005936 1260904 43.03 584852 884824 500 Average: 133007 0 649249 34.51 2507 1096781 1143745 39.03 467517 1063332 5921 13:44:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:45:01 eth0 532.54 319.31 1074.96 94.22 0.00 0.00 0.00 0.00 13:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:45:01 docker0 1.88 1.56 0.40 4.35 0.00 0.00 0.00 0.00 13:46:01 eth0 2.90 1.57 2.35 0.11 0.00 0.00 0.00 0.00 13:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:47:01 eth0 1.20 0.62 0.60 0.37 0.00 0.00 0.00 0.00 13:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:48:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 0.00 13:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:49:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 13:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 eth0 0.20 0.15 0.08 0.07 0.00 0.00 0.00 0.00 13:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 eth0 0.22 0.18 0.07 0.01 0.00 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 13:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 eth0 430.02 370.55 4074.33 30.34 0.00 0.00 0.00 0.00 13:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:54:01 eth0 462.43 385.04 3446.64 94.55 0.00 0.00 0.00 0.00 13:54:01 veth5005615 2.06 1.42 0.15 0.23 0.00 0.00 0.00 0.00 13:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:54:01 docker0 36.76 37.73 3.31 161.27 0.00 0.00 0.00 0.00 Average: eth0 141.88 107.01 855.73 21.74 0.00 0.00 0.00 0.00 Average: veth5005615 0.20 0.14 0.01 0.02 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 3.81 3.88 0.37 16.35 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) 03/16/21 _x86_64_ (4 CPU) 13:43:40 LINUX RESTART (4 CPU) 13:44:02 CPU %user %nice %system %iowait %steal %idle 13:45:01 all 13.72 0.00 7.24 4.52 0.23 74.29 13:45:01 0 12.15 0.00 7.61 3.70 0.28 76.26 13:45:01 1 13.36 0.00 6.69 5.44 0.21 74.30 13:45:01 2 14.35 0.00 6.50 5.93 0.17 73.04 13:45:01 3 15.00 0.00 8.18 3.00 0.28 73.54 13:46:01 all 0.20 0.00 0.06 0.00 0.00 99.73 13:46:01 0 0.08 0.00 0.08 0.00 0.00 99.83 13:46:01 1 0.13 0.00 0.07 0.00 0.02 99.78 13:46:01 2 0.55 0.00 0.07 0.00 0.00 99.38 13:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 13:47:01 all 0.20 0.00 0.07 0.00 0.00 99.73 13:47:01 0 0.08 0.00 0.07 0.00 0.00 99.85 13:47:01 1 0.10 0.00 0.03 0.00 0.00 99.87 13:47:01 2 0.53 0.00 0.10 0.00 0.02 99.35 13:47:01 3 0.07 0.00 0.08 0.00 0.00 99.85 13:48:01 all 0.14 0.00 0.03 0.00 0.00 99.82 13:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 13:48:01 1 0.03 0.00 0.05 0.00 0.00 99.92 13:48:01 2 0.47 0.00 0.03 0.00 0.00 99.50 13:48:01 3 0.02 0.00 0.02 0.00 0.02 99.95 13:49:01 all 0.16 0.00 0.08 0.00 0.09 99.67 13:49:01 0 0.02 0.00 0.05 0.00 0.12 99.82 13:49:01 1 0.07 0.00 0.12 0.00 0.12 99.70 13:49:01 2 0.53 0.00 0.05 0.00 0.07 99.35 13:49:01 3 0.02 0.00 0.08 0.00 0.07 99.83 13:50:01 all 0.10 0.00 0.05 0.00 0.00 99.85 13:50:01 0 0.00 0.00 0.03 0.00 0.00 99.97 13:50:01 1 0.03 0.00 0.05 0.00 0.00 99.92 13:50:01 2 0.32 0.00 0.07 0.00 0.02 99.60 13:50:01 3 0.07 0.00 0.03 0.00 0.00 99.90 13:51:01 all 0.13 0.00 0.03 0.00 0.00 99.84 13:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 13:51:01 1 0.03 0.00 0.03 0.00 0.00 99.93 13:51:01 2 0.40 0.00 0.05 0.00 0.00 99.55 13:51:01 3 0.03 0.00 0.03 0.00 0.02 99.92 13:52:01 all 0.15 0.00 0.04 0.00 0.01 99.80 13:52:01 0 0.03 0.00 0.05 0.00 0.02 99.90 13:52:01 1 0.03 0.00 0.02 0.00 0.00 99.95 13:52:01 2 0.50 0.00 0.02 0.00 0.00 99.48 13:52:01 3 0.03 0.00 0.07 0.00 0.02 99.88 13:53:01 all 6.17 0.00 4.59 1.00 0.27 87.97 13:53:01 0 6.66 0.00 4.96 0.22 0.24 87.93 13:53:01 1 5.99 0.00 4.04 0.88 0.29 88.80 13:53:01 2 6.29 0.00 5.26 2.37 0.25 85.83 13:53:01 3 5.75 0.00 4.12 0.53 0.29 89.32 13:54:01 all 12.85 0.00 10.23 3.93 0.46 72.52 13:54:01 0 13.36 0.00 10.51 2.90 0.44 72.79 13:54:01 1 11.04 0.00 9.58 3.00 0.47 75.91 13:54:01 2 13.09 0.00 10.47 5.02 0.42 70.99 13:54:01 3 13.94 0.00 10.38 4.81 0.50 70.37 Average: all 3.28 0.00 2.18 0.92 0.11 93.52 Average: 0 3.14 0.00 2.27 0.66 0.11 93.83 Average: 1 3.00 0.00 2.01 0.91 0.11 93.98 Average: 2 3.61 0.00 2.20 1.30 0.09 92.80 Average: 3 3.38 0.00 2.23 0.80 0.11 93.47