---> uname -a: Linux e8e90e01f74d 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 7.0G 43.0G 14% / 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-582 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-582@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 649 136 0 1051 1081 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/15/20 _x86_64_ (4 CPU) 18:42:46 LINUX RESTART (4 CPU) 18:44:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:45:01 3.40 0.00 3.40 0.00 0.00 107.29 0.00 18:46:01 0.30 0.00 0.30 0.00 0.00 4.05 0.00 18:47:01 0.32 0.00 0.32 0.00 0.00 4.20 0.00 18:48:01 0.25 0.00 0.25 0.00 0.00 3.00 0.00 18:49:01 0.22 0.00 0.22 0.00 0.00 3.36 0.00 18:50:01 0.33 0.02 0.32 0.00 0.13 3.65 0.00 18:51:01 0.25 0.00 0.25 0.00 0.00 2.43 0.00 18:52:01 80.71 47.86 32.85 0.00 5399.83 6189.05 0.00 Average: 10.73 5.99 4.74 0.00 675.26 789.93 0.00 18:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:45:01 192568 0 553736 29.43 2620 1132632 1094352 37.35 406876 1123012 16 18:46:01 188928 0 557372 29.62 2620 1132636 1094388 37.35 411360 1122516 8 18:47:01 188912 0 557376 29.62 2620 1132648 1094476 37.35 411704 1122516 8 18:48:01 187376 0 558912 29.70 2620 1132648 1091408 37.25 415768 1119748 8 18:49:01 182704 0 563576 29.95 2620 1132656 1091432 37.25 422764 1117504 8 18:50:01 181816 0 564456 30.00 2620 1132664 1079060 36.83 427620 1113564 8 18:51:01 182104 0 564168 29.98 2620 1132664 1079060 36.83 418388 1122796 8 18:52:01 107140 0 638784 33.95 2620 1133012 1283204 43.79 467752 1109908 8 Average: 176444 0 569798 30.28 2620 1132695 1113422 38.00 422779 1118946 9 18:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:45:01 eth0 3.80 1.05 1.27 0.79 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 2.32 0.48 0.67 0.39 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 2.83 0.60 0.68 0.37 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 1.40 0.60 0.62 0.40 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 0.77 0.45 0.41 0.30 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 0.18 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 0.60 0.10 0.06 0.01 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 101.02 86.72 743.36 12.00 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 14.12 11.27 93.42 1.78 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/15/20 _x86_64_ (4 CPU) 18:42:46 LINUX RESTART (4 CPU) 18:44:01 CPU %user %nice %system %iowait %steal %idle 18:45:01 all 0.19 0.00 0.05 0.00 0.00 99.76 18:45:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:45:01 1 0.08 0.00 0.03 0.00 0.00 99.88 18:45:01 2 0.10 0.00 0.07 0.00 0.00 99.83 18:45:01 3 0.52 0.00 0.03 0.00 0.00 99.45 18:46:01 all 0.19 0.00 0.03 0.00 0.01 99.77 18:46:01 0 0.02 0.00 0.02 0.00 0.02 99.95 18:46:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:46:01 2 0.60 0.00 0.03 0.00 0.00 99.37 18:46:01 3 0.07 0.00 0.03 0.00 0.02 99.88 18:47:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:47:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:47:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:47:01 2 0.50 0.00 0.02 0.00 0.00 99.48 18:47:01 3 0.02 0.00 0.03 0.00 0.00 99.95 18:48:01 all 0.16 0.00 0.04 0.00 0.00 99.80 18:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:48:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:48:01 2 0.52 0.00 0.02 0.00 0.00 99.47 18:48:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:49:01 all 0.16 0.00 0.05 0.00 0.00 99.80 18:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:49:01 1 0.03 0.00 0.10 0.00 0.00 99.87 18:49:01 2 0.53 0.00 0.02 0.00 0.00 99.45 18:49:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:50:01 all 0.16 0.00 0.04 0.00 0.00 99.80 18:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:50:01 1 0.05 0.00 0.08 0.00 0.00 99.87 18:50:01 2 0.53 0.00 0.02 0.00 0.00 99.45 18:50:01 3 0.03 0.00 0.05 0.00 0.00 99.92 18:51:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:51:01 0 0.00 0.00 0.07 0.00 0.00 99.93 18:51:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:51:01 2 0.55 0.00 0.03 0.00 0.00 99.42 18:51:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:52:01 all 2.91 0.00 1.87 1.24 0.01 93.97 18:52:01 0 2.86 0.00 2.01 1.31 0.00 93.83 18:52:01 1 2.66 0.00 1.84 2.22 0.02 93.26 18:52:01 2 2.51 0.00 2.22 0.23 0.02 95.02 18:52:01 3 3.62 0.00 1.41 1.19 0.00 93.78 Average: all 0.51 0.00 0.27 0.15 0.00 99.07 Average: 0 0.38 0.00 0.28 0.16 0.00 99.18 Average: 1 0.38 0.00 0.28 0.28 0.00 99.06 Average: 2 0.73 0.00 0.30 0.03 0.00 98.94 Average: 3 0.55 0.00 0.21 0.15 0.00 99.09