---> uname -a: Linux prd-centos7-docker-4c-2g-4473.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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-237 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-237@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 730 117 0 989 1001 Swap: 1023 0 1023 ---> 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:1f:7c:b3 brd ff:ff:ff:ff:ff:ff inet 10.30.122.55/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85628sec preferred_lft 85628sec inet6 fe80::f816:3eff:fe1f:7cb3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:3c:18:35:f4 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::42:3cff:fe18:35f4/64 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) 05/11/21 _x86_64_ (4 CPU) 15:14:01 LINUX RESTART (4 CPU) 15:15:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:16:01 21.62 4.91 16.71 0.00 1590.41 3016.50 0.00 15:17:01 0.48 0.02 0.47 0.00 0.53 7.39 0.00 15:18:01 0.32 0.00 0.32 0.00 0.00 4.18 0.00 15:19:01 0.72 0.00 0.72 0.00 0.00 8.96 0.00 15:20:01 0.65 0.00 0.65 0.00 0.00 8.33 0.00 15:21:01 0.40 0.00 0.40 0.00 0.00 4.93 0.00 15:22:01 0.23 0.00 0.23 0.00 0.00 3.31 0.00 15:23:01 0.23 0.00 0.23 0.00 0.00 2.30 0.00 15:24:02 0.27 0.00 0.27 0.00 0.00 3.61 0.00 15:25:01 0.30 0.00 0.30 0.00 0.00 4.22 0.00 15:26:01 0.28 0.00 0.28 0.00 0.00 3.66 0.00 Average: 2.32 0.45 1.87 0.00 144.89 279.35 0.00 15:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:16:01 147240 0 605708 32.19 2620 1125976 1103160 37.65 434940 1101112 24 15:17:01 148400 0 604536 32.13 2620 1125988 1080532 36.88 441372 1094196 12 15:18:01 145376 0 607556 32.29 2620 1125992 1080672 36.88 448664 1089704 8 15:19:01 144000 0 608928 32.36 2620 1125996 1080712 36.88 454732 1085036 8 15:20:01 140600 0 612324 32.54 2620 1126000 1080700 36.88 454460 1088636 8 15:21:01 140000 0 612920 32.58 2620 1126004 1080724 36.88 455224 1088636 8 15:22:01 139388 0 613528 32.61 2620 1126008 1080700 36.88 455696 1088636 8 15:23:01 140544 0 612368 32.55 2620 1126012 1080532 36.88 454560 1088636 8 15:24:02 138420 0 614484 32.66 2620 1126020 1080664 36.88 456600 1088636 8 15:25:01 138072 0 614828 32.68 2620 1126024 1080652 36.88 456760 1088636 12 15:26:01 137412 0 615484 32.71 2620 1126028 1080688 36.88 457684 1088640 12 Average: 141768 0 611151 32.48 2620 1126004 1082703 36.95 451881 1090046 11 15:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:16:01 eth0 66.84 49.21 336.00 12.68 0.00 0.00 0.00 0.00 15:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 docker0 2.96 2.81 0.51 5.11 0.00 0.00 0.00 0.00 15:17:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 0.00 15:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 eth0 3.11 0.50 0.73 0.36 0.00 0.00 0.00 0.00 15:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 eth0 2.46 0.58 0.72 0.43 0.00 0.00 0.00 0.00 15:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 eth0 2.18 0.97 0.99 0.66 0.00 0.00 0.00 0.00 15:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 eth0 0.95 0.32 0.32 0.20 0.00 0.00 0.00 0.00 15:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 eth0 0.65 0.30 0.28 0.20 0.00 0.00 0.00 0.00 15:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:01 eth0 0.70 0.08 0.06 0.01 0.00 0.00 0.00 0.00 15:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:24:02 eth0 1.48 0.53 0.59 0.36 0.00 0.00 0.00 0.00 15:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:25:01 eth0 1.08 0.25 0.21 0.12 0.00 0.00 0.00 0.00 15:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:01 eth0 0.60 0.35 0.28 0.20 0.00 0.00 0.00 0.00 15:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 7.30 4.84 30.98 1.39 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 0.27 0.26 0.05 0.47 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) 05/11/21 _x86_64_ (4 CPU) 15:14:01 LINUX RESTART (4 CPU) 15:15:01 CPU %user %nice %system %iowait %steal %idle 15:16:01 all 2.27 0.00 1.59 0.41 0.07 95.67 15:16:01 0 2.05 0.00 1.95 0.07 0.07 95.87 15:16:01 1 2.16 0.00 1.44 0.08 0.08 96.23 15:16:01 2 2.57 0.00 1.44 1.39 0.05 94.54 15:16:01 3 2.30 0.00 1.54 0.08 0.07 96.01 15:17:01 all 0.16 0.00 0.05 0.00 0.00 99.79 15:17:01 0 0.28 0.00 0.02 0.00 0.00 99.70 15:17:01 1 0.05 0.00 0.03 0.00 0.00 99.92 15:17:01 2 0.03 0.00 0.05 0.00 0.00 99.92 15:17:01 3 0.28 0.00 0.08 0.00 0.00 99.63 15:18:01 all 0.16 0.00 0.05 0.00 0.01 99.78 15:18:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:18:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:18:01 2 0.07 0.00 0.03 0.00 0.03 99.87 15:18:01 3 0.47 0.00 0.08 0.00 0.00 99.45 15:19:01 all 0.18 0.00 0.05 0.00 0.04 99.73 15:19:01 0 0.07 0.00 0.05 0.00 0.03 99.85 15:19:01 1 0.10 0.00 0.03 0.00 0.03 99.83 15:19:01 2 0.08 0.00 0.05 0.00 0.07 99.80 15:19:01 3 0.47 0.00 0.08 0.00 0.03 99.42 15:20:01 all 0.15 0.00 0.11 0.00 0.24 99.49 15:20:01 0 0.07 0.00 0.08 0.00 0.13 99.72 15:20:01 1 0.10 0.00 0.12 0.00 0.25 99.53 15:20:01 2 0.08 0.00 0.10 0.00 0.40 99.42 15:20:01 3 0.37 0.00 0.15 0.00 0.18 99.30 15:21:01 all 0.15 0.00 0.04 0.00 0.00 99.81 15:21:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:21:01 1 0.00 0.00 0.03 0.00 0.00 99.97 15:21:01 2 0.03 0.00 0.03 0.00 0.02 99.92 15:21:01 3 0.53 0.00 0.07 0.00 0.00 99.40 15:22:01 all 0.07 0.00 0.05 0.00 0.00 99.88 15:22:01 0 0.02 0.00 0.05 0.00 0.00 99.93 15:22:01 1 0.03 0.00 0.02 0.00 0.00 99.95 15:22:01 2 0.05 0.00 0.05 0.00 0.00 99.90 15:22:01 3 0.17 0.00 0.08 0.00 0.02 99.73 15:23:01 all 0.16 0.00 0.02 0.00 0.00 99.82 15:23:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:23:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:23:01 2 0.03 0.00 0.02 0.00 0.00 99.95 15:23:01 3 0.52 0.00 0.00 0.00 0.00 99.48 15:24:02 all 0.17 0.00 0.04 0.00 0.01 99.78 15:24:02 0 0.03 0.00 0.03 0.00 0.02 99.92 15:24:02 1 0.05 0.00 0.03 0.00 0.00 99.92 15:24:02 2 0.07 0.00 0.07 0.00 0.02 99.85 15:24:02 3 0.52 0.00 0.03 0.00 0.00 99.45 15:25:01 all 0.15 0.00 0.04 0.00 0.00 99.81 15:25:01 0 0.02 0.00 0.03 0.00 0.00 99.95 15:25:01 1 0.05 0.00 0.07 0.00 0.00 99.88 15:25:01 2 0.02 0.00 0.03 0.00 0.00 99.95 15:25:01 3 0.52 0.00 0.02 0.00 0.00 99.46 15:26:01 all 0.16 0.00 0.03 0.00 0.00 99.80 15:26:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:26:01 1 0.53 0.00 0.03 0.00 0.02 99.42 15:26:01 2 0.07 0.00 0.05 0.00 0.00 99.88 15:26:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: CPU %user %nice %system %iowait %steal %idle Average: all 0.34 0.00 0.19 0.04 0.03 99.40 Average: 0 0.24 0.00 0.21 0.01 0.02 99.52 Average: 1 0.29 0.00 0.17 0.01 0.03 99.49 Average: 2 0.28 0.00 0.17 0.13 0.05 99.37 Average: 3 0.56 0.00 0.20 0.01 0.03 99.21