---> uname -a: Linux prd-centos7-docker-4c-2g-17029.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% /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 /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/xfoundry_device-modbus-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 830 155 0 851 941 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:71:63:5d brd ff:ff:ff:ff:ff:ff inet 10.30.122.241/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85820sec preferred_lft 85820sec inet6 fe80::f816:3eff:fe71:635d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:88:3b:19:ef 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::42:88ff:fe3b:19ef/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) 12/21/20 _x86_64_ (4 CPU) 06:35:20 LINUX RESTART (4 CPU) 06:36:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:37:01 46.53 12.54 33.99 0.00 4541.50 2973.95 0.00 06:38:01 1.88 0.00 1.88 0.00 0.00 35.98 0.00 06:39:01 0.27 0.00 0.27 0.00 0.00 2.85 0.00 06:40:01 0.23 0.00 0.23 0.00 0.00 3.06 0.00 06:41:01 0.20 0.00 0.20 0.00 0.00 3.03 0.00 06:42:01 0.33 0.00 0.33 0.00 0.00 4.63 0.00 06:43:01 0.72 0.45 0.27 0.00 138.28 3.60 0.00 06:44:01 399.72 207.82 191.90 0.00 9818.06 59006.74 0.00 06:45:01 214.46 104.18 110.28 0.00 7444.49 25730.84 0.00 Average: 73.91 36.16 37.75 0.00 2440.97 9764.28 0.00 06:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:37:01 155476 0 629404 33.45 2620 1094044 1120032 38.22 412492 1115424 20 06:38:01 156876 0 627996 33.38 2620 1094052 1117556 38.14 413244 1113628 8 06:39:01 160636 0 624232 33.18 2620 1094056 1078396 36.80 423252 1100456 8 06:40:01 159452 0 625416 33.24 2620 1094056 1078484 36.81 425036 1099872 20 06:41:01 159296 0 625564 33.25 2620 1094064 1078508 36.81 430808 1094564 16 06:42:01 160052 0 624804 33.21 2620 1094068 1078376 36.80 429932 1094564 12 06:43:01 152872 0 627764 33.36 2620 1098288 1080052 36.86 432680 1098328 52 06:44:01 156052 0 790184 42.00 1816 933492 1291404 44.07 552656 856764 87544 06:45:01 208972 0 829792 44.10 1000 841780 1283524 43.80 546744 762436 43100 Average: 163298 0 667240 35.46 2351 1048656 1134037 38.70 451872 1037337 14531 06:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:37:01 eth0 158.37 106.39 459.98 39.49 0.00 0.00 0.00 0.00 06:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 docker0 1.78 1.32 0.40 4.09 0.00 0.00 0.00 0.00 06:38:01 eth0 1.08 0.22 0.32 0.19 0.00 0.00 0.00 0.00 06:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 eth0 3.05 0.45 0.52 0.21 0.00 0.00 0.00 0.00 06:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 eth0 2.43 1.00 1.17 0.75 0.00 0.00 0.00 0.00 06:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 eth0 0.67 0.40 0.35 0.30 0.00 0.00 0.00 0.00 06:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 eth0 0.18 0.15 0.07 0.01 0.00 0.00 0.00 0.00 06:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 eth0 5.35 3.38 4.82 1.77 0.00 0.00 0.00 0.00 06:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 eth0 824.13 724.28 7437.41 114.38 0.00 0.00 0.00 0.00 06:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 docker0 28.79 29.35 2.62 156.53 0.00 0.00 0.00 0.00 06:45:01 eth0 308.45 239.56 2413.49 83.73 0.00 0.00 0.00 0.00 06:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 docker0 22.88 36.30 1.48 189.88 0.00 0.00 0.00 0.00 Average: eth0 145.01 119.67 1147.81 26.79 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 5.95 7.45 0.50 39.01 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) 12/21/20 _x86_64_ (4 CPU) 06:35:20 LINUX RESTART (4 CPU) 06:36:01 CPU %user %nice %system %iowait %steal %idle 06:37:01 all 3.55 0.00 2.31 1.09 0.05 93.00 06:37:01 0 3.78 0.00 2.35 0.92 0.03 92.91 06:37:01 1 3.36 0.00 2.43 0.55 0.05 93.61 06:37:01 2 3.65 0.00 2.44 2.25 0.05 91.60 06:37:01 3 3.39 0.00 2.03 0.62 0.07 93.89 06:38:01 all 0.16 0.00 0.05 0.00 0.01 99.78 06:38:01 0 0.02 0.00 0.02 0.00 0.02 99.95 06:38:01 1 0.08 0.00 0.08 0.00 0.02 99.82 06:38:01 2 0.50 0.00 0.05 0.00 0.00 99.45 06:38:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:39:01 all 0.22 0.00 0.27 0.00 0.01 99.49 06:39:01 0 0.07 0.00 0.15 0.00 0.02 99.77 06:39:01 1 0.35 0.00 0.42 0.00 0.00 99.24 06:39:01 2 0.37 0.00 0.18 0.00 0.02 99.43 06:39:01 3 0.10 0.00 0.35 0.00 0.02 99.53 06:40:01 all 0.17 0.00 0.05 0.00 0.01 99.77 06:40:01 0 0.08 0.00 0.03 0.00 0.00 99.88 06:40:01 1 0.52 0.00 0.03 0.00 0.02 99.43 06:40:01 2 0.07 0.00 0.08 0.00 0.02 99.83 06:40:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:41:01 all 0.06 0.00 0.05 0.00 0.00 99.89 06:41:01 0 0.02 0.00 0.03 0.00 0.02 99.93 06:41:01 1 0.13 0.00 0.07 0.00 0.00 99.80 06:41:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:41:01 3 0.05 0.00 0.07 0.00 0.00 99.88 06:42:01 all 0.11 0.00 0.05 0.00 0.01 99.83 06:42:01 0 0.02 0.00 0.00 0.00 0.00 99.98 06:42:01 1 0.05 0.00 0.07 0.00 0.02 99.87 06:42:01 2 0.03 0.00 0.05 0.00 0.00 99.92 06:42:01 3 0.35 0.00 0.07 0.00 0.02 99.57 06:43:01 all 0.37 0.00 0.28 0.00 0.04 99.31 06:43:01 0 0.37 0.00 0.25 0.00 0.03 99.35 06:43:01 1 0.17 0.00 0.25 0.02 0.03 99.53 06:43:01 2 0.20 0.00 0.27 0.00 0.05 99.48 06:43:01 3 0.75 0.00 0.33 0.00 0.03 98.88 06:44:01 all 17.63 0.00 12.81 4.18 1.15 64.23 06:44:01 0 17.52 0.00 14.04 2.52 1.02 64.90 06:44:01 1 16.91 0.00 12.15 5.98 1.32 63.65 06:44:01 2 17.94 0.00 11.90 4.60 1.15 64.41 06:44:01 3 18.13 0.00 13.18 3.61 1.12 63.97 06:45:01 all 10.37 0.00 8.04 3.23 0.84 77.51 06:45:01 0 10.51 0.00 8.39 4.34 0.77 75.98 06:45:01 1 12.83 0.00 8.16 2.39 0.85 75.77 06:45:01 2 9.32 0.00 7.55 3.57 0.88 78.67 06:45:01 3 8.83 0.00 8.06 2.64 0.87 79.60 Average: all 3.54 0.00 2.59 0.92 0.23 92.71 Average: 0 3.50 0.00 2.73 0.84 0.21 92.73 Average: 1 3.75 0.00 2.58 0.97 0.25 92.46 Average: 2 3.49 0.00 2.45 1.14 0.24 92.68 Average: 3 3.43 0.00 2.62 0.74 0.23 92.97