---> uname -a: Linux prd-centos7-docker-4c-2g-19680.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 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% /w/workspace/xfoundry_device-modbus-go_PR-171 /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-171@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 715 105 0 1016 1016 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:1a:f1:93 brd ff:ff:ff:ff:ff:ff inet 10.30.122.87/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85960sec preferred_lft 85960sec inet6 fe80::f816:3eff:fe1a:f193/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9f:6a:87:1b 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::42:9fff:fe6a:871b/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) 01/12/21 _x86_64_ (4 CPU) 00:53:18 LINUX RESTART (4 CPU) 00:54:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:55:01 46.79 12.08 34.71 0.00 4558.47 2827.50 0.00 00:56:01 1.68 0.00 1.68 0.00 0.00 30.49 0.00 00:57:01 0.27 0.00 0.27 0.00 0.00 3.61 0.00 00:58:01 0.25 0.00 0.25 0.00 0.00 3.28 0.00 00:59:02 0.22 0.00 0.22 0.00 0.00 3.65 0.00 01:00:01 0.34 0.00 0.34 0.00 0.00 4.00 0.00 Average: 8.18 1.99 6.18 0.00 751.67 473.77 0.00 00:54:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:55:01 152732 0 616384 32.76 2620 1109808 1116880 38.12 417576 1112176 128 00:56:01 160340 0 608768 32.35 2620 1109816 1076344 36.73 417020 1106120 12 00:57:01 156396 0 612708 32.56 2620 1109820 1076440 36.74 417304 1109980 8 00:58:01 155360 0 613744 32.62 2620 1109820 1076596 36.74 432120 1095996 8 00:59:02 154380 0 614716 32.67 2620 1109828 1076600 36.74 429568 1099852 8 01:00:01 154828 0 614264 32.65 2620 1109832 1076564 36.74 437716 1091384 8 Average: 155673 0 613431 32.60 2620 1109821 1083237 36.97 425217 1102585 29 00:54:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:55:01 eth0 194.89 138.62 486.31 59.55 0.00 0.00 0.00 0.00 00:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:55:01 docker0 2.47 2.00 0.47 4.40 0.00 0.00 0.00 0.00 00:56:01 eth0 0.58 0.02 0.05 0.03 0.00 0.00 0.00 0.00 00:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 eth0 1.65 0.30 0.35 0.20 0.00 0.00 0.00 0.00 00:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:58:01 eth0 1.88 0.77 0.65 0.38 0.00 0.00 0.00 0.00 00:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:02 eth0 1.18 0.48 0.40 0.30 0.00 0.00 0.00 0.00 00:59:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 eth0 0.66 0.34 0.34 0.18 0.00 0.00 0.00 0.00 01:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 33.13 23.18 80.49 10.00 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 0.41 0.33 0.08 0.73 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) 01/12/21 _x86_64_ (4 CPU) 00:53:18 LINUX RESTART (4 CPU) 00:54:02 CPU %user %nice %system %iowait %steal %idle 00:55:01 all 4.24 0.00 2.56 1.25 0.24 91.71 00:55:01 0 4.00 0.00 2.99 0.77 0.19 92.04 00:55:01 1 4.31 0.00 2.09 1.20 0.22 92.18 00:55:01 2 4.47 0.00 2.52 1.61 0.33 91.08 00:55:01 3 4.19 0.00 2.63 1.41 0.22 91.55 00:56:01 all 0.16 0.00 0.05 0.00 0.00 99.79 00:56:01 0 0.03 0.00 0.02 0.00 0.02 99.93 00:56:01 1 0.07 0.00 0.08 0.00 0.00 99.85 00:56:01 2 0.48 0.00 0.07 0.00 0.00 99.45 00:56:01 3 0.05 0.00 0.02 0.00 0.00 99.93 00:57:01 all 0.18 0.00 0.10 0.00 0.02 99.70 00:57:01 0 0.02 0.00 0.10 0.00 0.02 99.87 00:57:01 1 0.12 0.00 0.12 0.00 0.03 99.73 00:57:01 2 0.52 0.00 0.07 0.00 0.02 99.40 00:57:01 3 0.08 0.00 0.10 0.00 0.00 99.82 00:58:01 all 0.18 0.00 0.04 0.00 0.00 99.77 00:58:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:58:01 1 0.05 0.00 0.07 0.00 0.00 99.88 00:58:01 2 0.58 0.00 0.02 0.00 0.00 99.40 00:58:01 3 0.07 0.00 0.05 0.00 0.02 99.87 00:59:02 all 0.23 0.00 0.05 0.00 0.01 99.70 00:59:02 0 0.02 0.00 0.03 0.00 0.00 99.95 00:59:02 1 0.03 0.00 0.07 0.00 0.02 99.88 00:59:02 2 0.82 0.00 0.03 0.00 0.02 99.13 00:59:02 3 0.07 0.00 0.08 0.00 0.02 99.83 01:00:01 all 0.15 0.00 0.04 0.00 0.00 99.80 01:00:01 0 0.02 0.00 0.02 0.00 0.00 99.97 01:00:01 1 0.03 0.00 0.07 0.00 0.00 99.90 01:00:01 2 0.51 0.00 0.03 0.00 0.00 99.46 01:00:01 3 0.05 0.00 0.05 0.00 0.02 99.88 Average: all 0.85 0.00 0.46 0.20 0.05 98.44 Average: 0 0.67 0.00 0.52 0.13 0.04 98.64 Average: 1 0.76 0.00 0.41 0.20 0.04 98.60 Average: 2 1.22 0.00 0.45 0.26 0.06 98.01 Average: 3 0.74 0.00 0.48 0.23 0.04 98.51