---> uname -a: Linux prd-centos7-docker-4c-2g-698.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: 2933.442 BogoMIPS: 5866.88 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/secure /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-224 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-224@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 710 106 0 1020 1022 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:b6:cb:5b brd ff:ff:ff:ff:ff:ff inet 10.30.122.153/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:feb6:cb5b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:87:6b:35:02 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::42:87ff:fe6b:3502/64 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) 04/19/21 _x86_64_ (4 CPU) 05:50:33 LINUX RESTART (4 CPU) 05:51:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:52:01 80.99 34.54 46.45 0.00 7455.39 4009.50 0.00 05:53:02 2.83 0.03 2.80 0.00 1.07 96.59 0.00 05:54:01 0.46 0.00 0.46 0.00 0.00 7.79 0.00 05:55:01 0.42 0.00 0.42 0.00 0.00 6.50 0.00 05:56:01 0.25 0.00 0.25 0.00 0.00 4.28 0.00 05:57:01 0.28 0.00 0.28 0.00 0.00 4.61 0.00 05:58:01 0.37 0.00 0.37 0.00 0.00 5.70 0.00 05:59:01 46.72 46.37 0.35 0.00 3749.53 5.59 0.00 Average: 16.58 10.14 6.44 0.00 1404.14 518.80 0.00 05:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:52:01 183372 0 604788 32.14 2620 1090764 1106844 37.77 412496 1087680 128 05:53:02 186740 0 601300 31.96 2620 1090884 1095904 37.40 416840 1080056 12 05:54:01 185036 0 603000 32.05 2620 1090888 1089796 37.19 419492 1079464 16 05:55:01 185024 0 603012 32.05 2620 1090888 1090056 37.20 428832 1070388 20 05:56:01 183912 0 604116 32.11 2620 1090896 1090032 37.20 423044 1077308 8 05:57:01 181488 0 606536 32.24 2620 1090900 1090056 37.20 445488 1057280 12 05:58:01 182816 0 605200 32.17 2620 1090908 1079716 36.85 444720 1056816 8 05:59:01 67776 0 635892 33.80 2620 1175256 1115696 38.08 474160 1142056 80 Average: 169520 0 607980 32.31 2620 1101423 1094762 37.36 433134 1081381 36 05:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:52:01 eth0 541.93 336.90 1093.85 84.79 0.00 0.00 0.00 0.00 05:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 docker0 2.31 1.81 0.43 4.81 0.00 0.00 0.00 0.00 05:53:02 eth0 4.44 0.82 1.06 0.56 0.00 0.00 0.00 0.00 05:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 eth0 3.69 1.02 1.25 0.80 0.00 0.00 0.00 0.00 05:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 eth0 3.15 0.85 1.04 0.59 0.00 0.00 0.00 0.00 05:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 eth0 0.92 0.30 0.31 0.23 0.00 0.00 0.00 0.00 05:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 eth0 0.80 0.43 0.41 0.27 0.00 0.00 0.00 0.00 05:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 eth0 22.02 19.57 6.25 32.28 0.00 0.00 0.00 0.00 05:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 72.31 45.10 138.35 14.97 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 0.29 0.23 0.05 0.60 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) 04/19/21 _x86_64_ (4 CPU) 05:50:33 LINUX RESTART (4 CPU) 05:51:01 CPU %user %nice %system %iowait %steal %idle 05:52:01 all 13.58 0.00 5.44 2.30 0.09 78.60 05:52:01 0 14.35 0.00 6.48 0.73 0.09 78.35 05:52:01 1 12.10 0.00 5.24 2.05 0.08 80.53 05:52:01 2 13.38 0.00 5.35 2.78 0.12 78.37 05:52:01 3 14.50 0.00 4.69 3.62 0.07 77.12 05:53:02 all 0.21 0.00 0.10 0.00 0.00 99.70 05:53:02 0 0.08 0.00 0.13 0.00 0.00 99.78 05:53:02 1 0.60 0.00 0.12 0.00 0.00 99.28 05:53:02 2 0.07 0.00 0.10 0.00 0.00 99.83 05:53:02 3 0.08 0.00 0.03 0.00 0.00 99.88 05:54:01 all 0.18 0.00 0.05 0.00 0.00 99.76 05:54:01 0 0.07 0.00 0.07 0.00 0.00 99.86 05:54:01 1 0.51 0.00 0.05 0.00 0.00 99.44 05:54:01 2 0.08 0.00 0.05 0.00 0.02 99.85 05:54:01 3 0.07 0.00 0.03 0.00 0.00 99.90 05:55:01 all 0.25 0.00 0.11 0.00 0.00 99.63 05:55:01 0 0.08 0.00 0.15 0.00 0.00 99.77 05:55:01 1 0.68 0.00 0.08 0.00 0.00 99.23 05:55:01 2 0.13 0.00 0.07 0.00 0.00 99.80 05:55:01 3 0.10 0.00 0.15 0.00 0.02 99.73 05:56:01 all 0.16 0.00 0.05 0.00 0.01 99.79 05:56:01 0 0.02 0.00 0.03 0.00 0.02 99.93 05:56:01 1 0.52 0.00 0.03 0.00 0.00 99.45 05:56:01 2 0.05 0.00 0.08 0.00 0.02 99.85 05:56:01 3 0.05 0.00 0.03 0.00 0.00 99.92 05:57:01 all 0.17 0.00 0.08 0.00 0.00 99.75 05:57:01 0 0.03 0.00 0.18 0.00 0.00 99.78 05:57:01 1 0.52 0.00 0.03 0.00 0.00 99.45 05:57:01 2 0.08 0.00 0.07 0.00 0.00 99.85 05:57:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:58:01 all 0.16 0.00 0.04 0.00 0.00 99.80 05:58:01 0 0.02 0.00 0.03 0.00 0.00 99.95 05:58:01 1 0.08 0.00 0.07 0.00 0.02 99.83 05:58:01 2 0.52 0.00 0.02 0.00 0.00 99.47 05:58:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:59:01 all 1.07 0.00 0.41 1.11 0.00 97.41 05:59:01 0 0.32 0.00 0.23 0.25 0.00 99.20 05:59:01 1 1.59 0.00 0.50 0.87 0.00 97.05 05:59:01 2 1.18 0.00 0.45 0.58 0.00 97.78 05:59:01 3 1.20 0.00 0.47 2.72 0.00 95.61 Average: all 1.95 0.00 0.77 0.42 0.01 96.84 Average: 0 1.84 0.00 0.90 0.12 0.01 97.13 Average: 1 2.06 0.00 0.76 0.36 0.01 96.81 Average: 2 1.92 0.00 0.76 0.42 0.02 96.88 Average: 3 1.98 0.00 0.68 0.79 0.01 96.54