---> uname -a: Linux 94336e6d5fe7 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: 2933.396 BogoMIPS: 5866.79 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-586 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-586@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 670 146 0 1021 1060 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) 18:41:38 LINUX RESTART (4 CPU) 18:42:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:43:02 192.73 101.33 91.39 0.00 11938.65 40355.64 0.00 18:44:01 3.62 0.00 3.62 0.00 0.00 115.12 0.00 18:45:01 0.47 0.00 0.47 0.00 0.00 7.66 0.00 18:46:01 0.27 0.00 0.27 0.00 0.00 3.91 0.00 18:47:01 0.23 0.00 0.23 0.00 0.00 3.11 0.00 18:48:01 0.72 0.00 0.72 0.00 0.00 9.69 0.00 18:49:01 0.58 0.02 0.57 0.00 0.13 6.36 0.00 18:50:01 0.40 0.00 0.40 0.00 0.00 4.83 0.00 Average: 24.93 12.70 12.23 0.00 1496.24 5076.24 0.00 18:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:43:02 171644 0 590920 31.41 2620 1116372 1110708 37.91 441788 1108796 120 18:44:01 175648 0 586912 31.19 2620 1116376 1098856 37.50 440096 1106924 16 18:45:01 174528 0 588028 31.25 2620 1116380 1095848 37.40 442072 1106568 20 18:46:01 174480 0 588068 31.25 2620 1116388 1095964 37.40 442296 1106568 16 18:47:01 172664 0 589880 31.35 2620 1116392 1096076 37.41 447588 1102936 12 18:48:01 173756 0 588780 31.29 2620 1116400 1091868 37.26 448276 1101240 12 18:49:01 173824 0 588708 31.29 2620 1116404 1091880 37.26 448216 1101240 8 18:50:01 175188 0 587336 31.22 2620 1116412 1081576 36.91 439396 1109004 8 Average: 173966 0 588579 31.28 2620 1116390 1095347 37.38 443716 1105410 26 18:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:43:02 eth0 493.69 320.41 1079.50 114.44 0.00 0.00 0.00 0.00 18:43:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:02 docker0 9.57 7.26 1.24 18.40 0.00 0.00 0.00 0.00 18:44:01 eth0 2.83 0.51 0.70 0.25 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 3.73 1.00 1.23 0.75 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 2.30 0.52 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 2.85 0.75 0.74 0.41 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 1.53 0.67 0.74 0.46 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 0.53 0.37 0.27 0.24 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 0.17 0.08 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 Average: eth0 63.61 40.64 135.83 14.65 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 1.20 0.91 0.16 2.31 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) 18:41:38 LINUX RESTART (4 CPU) 18:42:01 CPU %user %nice %system %iowait %steal %idle 18:43:02 all 16.01 0.00 8.68 9.64 0.03 65.63 18:43:02 0 14.70 0.00 10.60 8.91 0.03 65.76 18:43:02 1 16.42 0.00 8.24 10.95 0.03 64.36 18:43:02 2 17.55 0.00 7.68 8.34 0.03 66.39 18:43:02 3 15.38 0.00 8.20 10.36 0.03 66.02 18:44:01 all 0.15 0.00 0.05 0.00 0.00 99.80 18:44:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:44:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:44:01 2 0.47 0.00 0.07 0.00 0.00 99.46 18:44:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:45:01 all 0.13 0.00 0.05 0.00 0.00 99.81 18:45:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:45:01 1 0.07 0.00 0.03 0.00 0.00 99.90 18:45:01 2 0.30 0.00 0.08 0.00 0.02 99.60 18:45:01 3 0.10 0.00 0.03 0.00 0.00 99.87 18:46:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:46:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:46:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:46:01 2 0.50 0.00 0.02 0.00 0.00 99.48 18:46:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:47:01 all 0.17 0.00 0.05 0.00 0.00 99.78 18:47:01 0 0.03 0.00 0.07 0.00 0.00 99.90 18:47:01 1 0.08 0.00 0.05 0.00 0.00 99.87 18:47:01 2 0.53 0.00 0.03 0.00 0.00 99.43 18:47:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:48:01 all 0.15 0.00 0.09 0.00 0.00 99.75 18:48:01 0 0.02 0.00 0.23 0.00 0.00 99.75 18:48:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:48:01 2 0.52 0.00 0.05 0.00 0.00 99.43 18:48:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:49:01 all 0.10 0.00 0.04 0.00 0.00 99.85 18:49:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:49:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:49:01 2 0.33 0.00 0.08 0.00 0.00 99.58 18:49:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:50:01 all 0.03 0.00 0.03 0.00 0.00 99.95 18:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:50:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:50:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 2.10 0.00 1.12 1.20 0.00 95.59 Average: 0 1.85 0.00 1.37 1.10 0.00 95.67 Average: 1 2.09 0.00 1.07 1.36 0.00 95.48 Average: 2 2.51 0.00 1.00 1.03 0.01 95.45 Average: 3 1.94 0.00 1.04 1.28 0.00 95.74