---> uname -a: Linux a39031b4bf1a 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: 2933.438 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 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 668 141 0 1027 1061 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) 09/20/20 _x86_64_ (4 CPU) 18:44:44 LINUX RESTART (4 CPU) 18:46:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:47:01 53.93 13.91 40.02 0.00 4914.34 4830.52 0.00 18:48:02 2.52 0.00 2.52 0.00 0.00 52.04 0.00 18:49:01 0.71 0.00 0.71 0.00 0.00 10.19 0.00 18:50:01 0.70 0.00 0.70 0.00 0.00 8.57 0.00 18:51:01 0.70 0.00 0.70 0.00 0.00 8.81 0.00 18:52:01 0.72 0.00 0.72 0.00 0.00 9.43 0.00 18:53:01 0.37 0.02 0.35 0.00 0.13 5.03 0.00 18:54:01 0.55 0.00 0.55 0.00 0.00 6.13 0.00 Average: 7.47 1.73 5.75 0.00 609.65 611.80 0.00 18:46:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:47:01 157372 0 598804 31.82 2620 1122760 1158304 39.53 433312 1131540 120 18:48:02 166148 0 590024 31.36 2620 1122764 1104068 37.68 428156 1128924 12 18:49:01 164724 0 591440 31.43 2620 1122772 1104140 37.68 430444 1128088 8 18:50:01 165152 0 591012 31.41 2620 1122772 1104420 37.69 435556 1123120 8 18:51:01 163808 0 592348 31.48 2620 1122780 1104524 37.70 437052 1123092 8 18:52:01 167412 0 588740 31.29 2620 1122784 1072584 36.61 469692 1086904 8 18:53:01 168692 0 587452 31.22 2620 1122792 1062304 36.25 469016 1086608 8 18:54:01 167372 0 588768 31.29 2620 1122796 1062556 36.26 470520 1086604 8 Average: 165085 0 591074 31.41 2620 1122778 1096612 37.43 446718 1111860 22 18:46:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:47:01 eth0 129.58 114.95 509.42 80.37 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 6.63 5.63 1.01 18.66 0.00 0.00 0.00 0.00 18:48:02 eth0 3.52 1.27 3.00 0.27 0.00 0.00 0.00 0.00 18:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 3.98 1.00 1.06 0.61 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 1.91 0.62 0.62 0.34 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 1.02 0.57 0.61 0.51 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 0.23 0.12 0.07 0.01 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 18:53:01 eth0 0.30 0.08 0.02 0.01 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 eth0 0.90 0.40 0.32 0.21 0.00 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 17.56 14.77 63.91 10.21 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 0.82 0.70 0.13 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) 09/20/20 _x86_64_ (4 CPU) 18:44:44 LINUX RESTART (4 CPU) 18:46:02 CPU %user %nice %system %iowait %steal %idle 18:47:01 all 4.24 0.00 3.87 1.41 27.77 62.72 18:47:01 0 3.72 0.00 3.78 0.86 29.82 61.82 18:47:01 1 4.33 0.00 3.27 2.54 27.59 62.26 18:47:01 2 4.32 0.00 3.63 1.70 26.46 63.89 18:47:01 3 4.60 0.00 4.85 0.49 27.11 62.94 18:48:02 all 0.07 0.00 0.07 0.00 1.92 97.94 18:48:02 0 0.05 0.00 0.05 0.00 1.91 97.99 18:48:02 1 0.03 0.00 0.11 0.00 2.69 97.17 18:48:02 2 0.18 0.00 0.07 0.00 1.83 97.92 18:48:02 3 0.03 0.00 0.05 0.00 1.23 98.69 18:49:01 all 0.07 0.00 0.04 0.00 2.13 97.76 18:49:01 0 0.02 0.00 0.05 0.00 3.79 96.14 18:49:01 1 0.03 0.00 0.03 0.00 2.83 97.11 18:49:01 2 0.17 0.00 0.05 0.00 1.03 98.76 18:49:01 3 0.05 0.00 0.03 0.00 0.83 99.09 18:50:01 all 0.05 0.00 0.03 0.00 1.81 98.11 18:50:01 0 0.02 0.00 0.02 0.00 1.93 98.03 18:50:01 1 0.03 0.00 0.05 0.00 2.84 97.08 18:50:01 2 0.15 0.00 0.02 0.00 1.69 98.14 18:50:01 3 0.00 0.00 0.03 0.00 0.76 99.20 18:51:01 all 0.05 0.00 0.04 0.04 1.41 98.47 18:51:01 0 0.00 0.00 0.03 0.00 1.17 98.79 18:51:01 1 0.02 0.00 0.03 0.00 1.93 98.02 18:51:01 2 0.05 0.00 0.03 0.15 1.58 98.19 18:51:01 3 0.12 0.00 0.05 0.00 0.94 98.89 18:52:01 all 0.07 0.00 0.08 0.00 1.04 98.81 18:52:01 0 0.02 0.00 0.03 0.00 0.40 99.55 18:52:01 1 0.16 0.00 0.05 0.00 1.90 97.89 18:52:01 2 0.05 0.00 0.08 0.00 1.19 98.68 18:52:01 3 0.05 0.00 0.17 0.00 0.66 99.12 18:53:01 all 0.08 0.00 0.08 0.01 0.99 98.84 18:53:01 0 0.25 0.00 0.05 0.00 0.96 98.74 18:53:01 1 0.05 0.00 0.05 0.00 0.81 99.09 18:53:01 2 0.00 0.00 0.03 0.00 1.32 98.65 18:53:01 3 0.02 0.00 0.18 0.03 0.88 98.89 18:54:01 all 0.08 0.00 0.03 0.00 0.74 99.14 18:54:01 0 0.03 0.00 0.02 0.00 0.18 99.77 18:54:01 1 0.05 0.00 0.05 0.00 1.09 98.81 18:54:01 2 0.03 0.00 0.03 0.02 1.11 98.81 18:54:01 3 0.20 0.00 0.03 0.00 0.58 99.19 Average: all 0.64 0.00 0.58 0.20 5.05 93.54 Average: 0 0.57 0.00 0.56 0.12 5.47 93.28 Average: 1 0.64 0.00 0.50 0.35 5.54 92.97 Average: 2 0.67 0.00 0.54 0.25 4.82 93.72 Average: 3 0.67 0.00 0.72 0.07 4.35 94.20