---> uname -a: Linux df3d5c4fe133 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-584 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-584@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 672 134 0 1030 1058 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) 18:44:35 LINUX RESTART (4 CPU) 18:45:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:46:01 124.67 48.44 76.23 0.00 7866.40 31315.63 0.00 18:47:01 3.55 0.00 3.55 0.00 0.00 107.41 0.00 18:48:01 0.28 0.00 0.28 0.00 0.00 4.73 0.00 18:49:01 0.20 0.00 0.20 0.00 0.00 1.62 0.00 18:50:01 0.23 0.00 0.23 0.00 0.00 3.61 0.00 18:51:01 0.37 0.00 0.37 0.00 0.00 4.78 0.00 18:52:01 0.33 0.02 0.32 0.00 0.13 3.90 0.00 18:53:01 0.25 0.00 0.25 0.00 0.00 2.45 0.00 18:54:01 62.57 59.99 2.58 0.00 4301.96 70.46 0.00 Average: 21.20 11.99 9.22 0.00 1340.74 3452.84 0.00 18:45:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:46:01 164876 0 585936 31.14 2620 1128124 1103452 37.66 433220 1121572 120 18:47:01 168268 0 582540 30.96 2620 1128128 1081484 36.91 432464 1119488 16 18:48:01 168872 0 581928 30.93 2620 1128136 1056728 36.06 433508 1118836 8 18:49:01 167164 0 583636 31.02 2620 1128136 1056740 36.06 435264 1118248 8 18:50:01 166916 0 583876 31.03 2620 1128144 1056868 36.07 446980 1107060 20 18:51:01 164000 0 586788 31.19 2620 1128148 1056956 36.07 451076 1106028 12 18:52:01 165468 0 585312 31.11 2620 1128156 1056728 36.06 449736 1106032 8 18:53:01 165948 0 584828 31.08 2620 1128160 1056728 36.06 446088 1109684 8 18:54:01 75572 0 672516 35.74 2620 1130848 1499648 51.18 518708 1115568 77012 Average: 156343 0 594151 31.58 2620 1128442 1113926 38.02 449672 1113613 8579 18:45:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:46:01 eth0 439.78 289.51 1094.29 115.37 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 8.73 5.99 1.11 18.61 0.00 0.00 0.00 0.00 18:47:01 eth0 2.63 0.30 0.42 0.20 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 2.36 0.32 0.44 0.17 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 4.03 1.00 1.04 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 1.97 0.70 0.63 0.41 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 1.08 0.72 0.67 0.46 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 0.13 0.08 0.01 0.04 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 87.18 68.22 737.14 9.00 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 59.28 39.67 202.31 13.85 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 0.96 0.66 0.12 2.04 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) 18:44:35 LINUX RESTART (4 CPU) 18:45:02 CPU %user %nice %system %iowait %steal %idle 18:46:01 all 14.42 0.00 7.18 6.69 0.04 71.67 18:46:01 0 13.32 0.00 8.13 7.31 0.03 71.21 18:46:01 1 12.69 0.00 8.08 4.86 0.05 74.32 18:46:01 2 16.24 0.00 6.30 8.47 0.03 68.96 18:46:01 3 15.43 0.00 6.22 6.12 0.03 72.20 18:47:01 all 0.16 0.00 0.05 0.00 0.00 99.78 18:47:01 0 0.05 0.00 0.02 0.00 0.00 99.93 18:47:01 1 0.08 0.00 0.08 0.00 0.00 99.83 18:47:01 2 0.33 0.00 0.05 0.00 0.00 99.62 18:47:01 3 0.17 0.00 0.07 0.00 0.02 99.75 18:48:01 all 0.17 0.00 0.04 0.00 0.00 99.78 18:48:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:48:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:48:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:48:01 3 0.53 0.00 0.02 0.00 0.00 99.45 18:49:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:49:01 1 0.03 0.00 0.05 0.00 0.02 99.90 18:49:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:49:01 3 0.53 0.00 0.05 0.00 0.00 99.42 18:50:01 all 0.18 0.00 0.06 0.00 0.00 99.76 18:50:01 0 0.05 0.00 0.05 0.00 0.02 99.88 18:50:01 1 0.07 0.00 0.13 0.00 0.00 99.80 18:50:01 2 0.05 0.00 0.02 0.00 0.00 99.93 18:50:01 3 0.55 0.00 0.03 0.00 0.00 99.42 18:51:01 all 0.09 0.00 0.06 0.00 0.00 99.85 18:51:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:51:01 1 0.05 0.00 0.10 0.00 0.00 99.85 18:51:01 2 0.05 0.00 0.03 0.00 0.00 99.92 18:51:01 3 0.23 0.00 0.07 0.00 0.00 99.70 18:52:01 all 0.04 0.00 0.03 0.00 0.00 99.93 18:52:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:52:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:52:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:52:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:53:01 all 0.12 0.00 0.03 0.00 0.00 99.85 18:53:01 0 0.00 0.00 0.02 0.00 0.00 99.98 18:53:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:53:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:53:01 3 0.42 0.00 0.03 0.00 0.00 99.55 18:54:01 all 1.83 0.00 1.08 1.48 0.00 95.62 18:54:01 0 1.40 0.00 1.07 1.97 0.00 95.55 18:54:01 1 2.85 0.00 1.49 1.72 0.00 93.94 18:54:01 2 1.44 0.00 0.95 2.04 0.00 95.58 18:54:01 3 1.62 0.00 0.80 0.18 0.00 97.40 Average: all 1.87 0.00 0.93 0.89 0.01 96.30 Average: 0 1.63 0.00 1.02 1.01 0.01 96.33 Average: 1 1.74 0.00 1.10 0.72 0.01 96.44 Average: 2 1.99 0.00 0.82 1.15 0.00 96.04 Average: 3 2.13 0.00 0.80 0.68 0.01 96.38