---> uname -a: Linux prd-centos7-docker-4c-2g-4039.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% /var/log/auth.log /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-235 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-235@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 ---> free -m: total used free shared buff/cache available Mem: 1837 723 100 0 1013 1008 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:b0:71:74 brd ff:ff:ff:ff:ff:ff inet 10.30.122.181/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85571sec preferred_lft 85571sec inet6 fe80::f816:3eff:feb0:7174/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c9:63:99:8a 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:c9ff:fe63:998a/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) 05/10/21 _x86_64_ (4 CPU) 08:21:19 LINUX RESTART (4 CPU) 08:22:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:23:01 41.36 11.84 29.52 0.00 4411.99 2951.57 0.00 08:24:01 1.97 0.00 1.97 0.00 0.00 38.37 0.00 08:25:01 0.25 0.00 0.25 0.00 0.00 3.20 0.00 08:26:01 0.27 0.00 0.27 0.00 0.00 3.00 0.00 08:27:01 0.17 0.00 0.17 0.00 0.00 1.67 0.00 08:28:01 0.33 0.00 0.33 0.00 0.00 4.83 0.00 08:29:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 08:30:01 0.27 0.00 0.27 0.00 0.00 3.20 0.00 08:31:01 0.25 0.00 0.25 0.00 0.00 2.85 0.00 08:32:01 0.17 0.00 0.17 0.00 0.00 2.43 0.00 08:33:02 0.32 0.00 0.32 0.00 0.00 3.51 0.00 08:34:01 0.22 0.00 0.22 0.00 0.00 2.34 0.00 08:35:01 61.33 48.96 12.37 0.00 4073.91 3422.52 0.00 Average: 8.25 4.68 3.57 0.00 653.74 496.32 0.00 08:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:23:01 164832 0 587248 31.21 2620 1126844 1117876 38.15 392412 1125224 20 08:24:01 170184 0 581884 30.93 2620 1126856 1080424 36.87 391740 1121148 8 08:25:01 164164 0 587900 31.25 2620 1126860 1080616 36.88 405428 1114012 8 08:26:01 163636 0 588428 31.27 2620 1126860 1080576 36.88 407084 1113496 12 08:27:01 161520 0 590536 31.39 2620 1126868 1080520 36.88 408824 1113324 20 08:28:01 161896 0 590156 31.37 2620 1126872 1080460 36.87 408556 1113324 12 08:29:01 162268 0 589780 31.35 2620 1126876 1080472 36.87 408752 1113324 12 08:30:01 160896 0 591148 31.42 2620 1126880 1080664 36.88 409632 1113324 8 08:31:01 161232 0 590804 31.40 2620 1126888 1080568 36.88 409580 1113324 20 08:32:01 160068 0 591964 31.46 2620 1126892 1080592 36.88 410692 1113324 12 08:33:02 161016 0 591016 31.41 2620 1126892 1080424 36.87 409864 1113324 12 08:34:01 161288 0 590736 31.40 2620 1126900 1080420 36.87 409872 1113324 12 08:35:01 69536 0 700668 37.24 2620 1108720 1511620 51.59 511188 1092072 89088 Average: 155580 0 597867 31.78 2620 1125478 1116556 38.11 414125 1113273 6865 08:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:23:01 eth0 150.20 107.59 453.72 26.91 0.00 0.00 0.00 0.00 08:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 docker0 2.11 1.40 0.45 4.92 0.00 0.00 0.00 0.00 08:24:01 eth0 0.73 0.02 0.06 0.00 0.00 0.00 0.00 0.00 08:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 eth0 4.38 2.18 3.33 0.29 0.00 0.00 0.00 0.00 08:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 eth0 0.52 0.47 0.31 0.24 0.00 0.00 0.00 0.00 08:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 eth0 0.18 0.18 0.07 0.01 0.00 0.00 0.00 0.00 08:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 eth0 0.43 0.17 0.09 0.01 0.00 0.00 0.00 0.00 08:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 eth0 1.35 0.38 0.35 0.18 0.00 0.00 0.00 0.00 08:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 eth0 1.57 0.28 0.38 0.22 0.00 0.00 0.00 0.00 08:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 eth0 1.10 0.75 0.67 0.47 0.00 0.00 0.00 0.00 08:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:02 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 eth0 0.71 0.07 0.06 0.01 0.00 0.00 0.00 0.00 08:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 eth0 207.72 172.20 2169.43 39.46 0.00 0.00 0.00 0.00 08:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.44 21.92 202.51 5.23 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 0.16 0.11 0.03 0.38 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) 05/10/21 _x86_64_ (4 CPU) 08:21:19 LINUX RESTART (4 CPU) 08:22:01 CPU %user %nice %system %iowait %steal %idle 08:23:01 all 3.45 0.00 2.26 1.39 0.05 92.86 08:23:01 0 3.82 0.00 2.62 1.60 0.07 91.90 08:23:01 1 3.16 0.00 1.90 0.10 0.05 94.79 08:23:01 2 3.09 0.00 1.81 0.82 0.05 94.22 08:23:01 3 3.73 0.00 2.70 3.02 0.03 90.51 08:24:01 all 0.15 0.00 0.04 0.00 0.00 99.80 08:24:01 0 0.52 0.00 0.03 0.00 0.00 99.45 08:24:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:24:01 2 0.03 0.00 0.07 0.00 0.00 99.90 08:24:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:25:01 all 0.13 0.00 0.11 0.00 0.01 99.75 08:25:01 0 0.28 0.00 0.12 0.00 0.00 99.60 08:25:01 1 0.05 0.00 0.10 0.00 0.02 99.83 08:25:01 2 0.13 0.00 0.17 0.00 0.00 99.70 08:25:01 3 0.03 0.00 0.07 0.00 0.02 99.88 08:26:01 all 0.15 0.00 0.04 0.00 0.00 99.81 08:26:01 0 0.42 0.00 0.03 0.00 0.00 99.55 08:26:01 1 0.05 0.00 0.02 0.00 0.00 99.93 08:26:01 2 0.08 0.00 0.08 0.00 0.02 99.82 08:26:01 3 0.03 0.00 0.02 0.00 0.00 99.95 08:27:01 all 0.06 0.00 0.08 0.00 0.00 99.86 08:27:01 0 0.10 0.00 0.07 0.00 0.00 99.83 08:27:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:27:01 2 0.05 0.00 0.18 0.00 0.00 99.77 08:27:01 3 0.05 0.00 0.03 0.00 0.00 99.92 08:28:01 all 0.06 0.00 0.03 0.00 0.00 99.91 08:28:01 0 0.15 0.00 0.02 0.00 0.00 99.83 08:28:01 1 0.02 0.00 0.02 0.00 0.00 99.97 08:28:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:28:01 3 0.05 0.00 0.05 0.00 0.00 99.90 08:29:01 all 0.12 0.00 0.05 0.00 0.00 99.84 08:29:01 0 0.33 0.00 0.10 0.00 0.00 99.57 08:29:01 1 0.03 0.00 0.02 0.00 0.00 99.95 08:29:01 2 0.07 0.00 0.05 0.00 0.00 99.88 08:29:01 3 0.03 0.00 0.02 0.00 0.00 99.95 08:30:01 all 0.04 0.00 0.04 0.00 0.00 99.92 08:30:01 0 0.07 0.00 0.05 0.00 0.00 99.88 08:30:01 1 0.02 0.00 0.03 0.00 0.00 99.95 08:30:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:30:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:31:01 all 0.09 0.00 0.05 0.00 0.00 99.86 08:31:01 0 0.18 0.00 0.03 0.00 0.00 99.78 08:31:01 1 0.07 0.00 0.03 0.00 0.00 99.90 08:31:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:31:01 3 0.07 0.00 0.08 0.00 0.00 99.85 08:32:01 all 0.18 0.00 0.04 0.00 0.00 99.78 08:32:01 0 0.55 0.00 0.05 0.00 0.00 99.40 08:32:01 1 0.05 0.00 0.05 0.00 0.02 99.88 08:32:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:32:01 3 0.10 0.00 0.02 0.00 0.00 99.88 08:33:02 all 0.16 0.00 0.04 0.00 0.01 99.80 08:33:02 0 0.48 0.00 0.02 0.00 0.00 99.50 08:33:02 1 0.03 0.00 0.03 0.00 0.00 99.93 08:33:02 2 0.07 0.00 0.07 0.00 0.02 99.85 08:33:02 3 0.05 0.00 0.03 0.00 0.02 99.90 08:33:02 CPU %user %nice %system %iowait %steal %idle 08:34:01 all 0.15 0.00 0.03 0.00 0.00 99.82 08:34:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:34:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:34:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:34:01 3 0.51 0.00 0.03 0.00 0.00 99.46 08:35:01 all 2.87 0.00 1.78 1.41 0.02 93.92 08:35:01 0 3.12 0.00 2.23 0.77 0.02 93.86 08:35:01 1 2.41 0.00 1.44 2.36 0.03 93.75 08:35:01 2 2.04 0.00 1.67 0.57 0.02 95.70 08:35:01 3 3.90 0.00 1.78 1.93 0.02 92.37 Average: all 0.58 0.00 0.35 0.21 0.01 98.84 Average: 0 0.77 0.00 0.41 0.18 0.01 98.63 Average: 1 0.46 0.00 0.29 0.19 0.01 99.06 Average: 2 0.44 0.00 0.33 0.11 0.01 99.12 Average: 3 0.66 0.00 0.38 0.38 0.01 98.58