---> uname -a: Linux b7785c5c19e9 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 639 140 0 1057 1091 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) 10:26:34 LINUX RESTART (4 CPU) 10:27:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:28:01 134.56 47.33 87.24 0.00 7782.26 40796.16 0.00 10:29:01 3.43 0.00 3.43 0.00 0.00 106.06 0.00 10:30:01 0.40 0.00 0.40 0.00 0.00 7.76 0.00 10:31:01 0.33 0.00 0.33 0.00 0.00 6.10 0.00 10:32:01 0.28 0.00 0.28 0.00 0.00 4.73 0.00 10:33:01 0.35 0.00 0.35 0.00 0.00 5.86 0.00 10:34:01 0.40 0.02 0.38 0.00 0.13 6.13 0.00 10:35:01 0.28 0.00 0.28 0.00 0.00 4.68 0.00 10:36:01 23.84 23.46 0.38 0.00 2346.32 6.36 0.00 Average: 18.00 7.80 10.20 0.00 1113.55 4484.39 0.00 10:27:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:28:01 169576 0 558636 29.69 2620 1150724 1095304 37.38 402124 1149920 120 10:29:01 172488 0 555812 29.54 2620 1150636 1083160 36.97 402428 1147444 20 10:30:01 173196 0 555092 29.50 2620 1150648 1067980 36.45 403076 1146564 12 10:31:01 172336 0 555952 29.55 2620 1150648 1067964 36.45 404344 1145960 16 10:32:01 171576 0 556708 29.59 2620 1150652 1068016 36.45 412528 1139020 16 10:33:01 171056 0 557220 29.61 2620 1150660 1068088 36.45 412864 1139020 8 10:34:01 171048 0 557224 29.62 2620 1150664 1068112 36.45 413116 1139020 8 10:35:01 172112 0 556152 29.56 2620 1150672 1067872 36.44 401656 1149196 8 10:36:01 81520 0 576128 30.62 2620 1221288 1095588 37.39 416844 1218840 208 Average: 161656 0 558769 29.70 2620 1158510 1075787 36.71 407664 1152776 46 10:27:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:28:01 eth0 525.12 322.75 1101.61 118.80 0.00 0.00 0.00 0.00 10:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:28:01 docker0 7.11 5.11 1.03 18.49 0.00 0.00 0.00 0.00 10:29:01 eth0 1.28 0.28 0.33 0.20 0.00 0.00 0.00 0.00 10:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 eth0 3.23 0.90 1.02 0.60 0.00 0.00 0.00 0.00 10:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 eth0 2.83 0.38 0.46 0.24 0.00 0.00 0.00 0.00 10:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 eth0 1.30 0.42 0.34 0.21 0.00 0.00 0.00 0.00 10:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:01 eth0 2.95 0.52 0.80 0.27 0.00 0.00 0.00 0.00 10:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:34:01 eth0 1.08 0.57 0.54 0.39 0.00 0.00 0.00 0.00 10:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:36:01 eth0 6.94 4.33 7.33 2.27 0.00 0.00 0.00 0.00 10:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 59.71 36.18 121.85 13.48 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 0.78 0.56 0.11 2.02 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) 10:26:34 LINUX RESTART (4 CPU) 10:27:02 CPU %user %nice %system %iowait %steal %idle 10:28:01 all 13.94 0.00 7.27 8.43 0.02 70.34 10:28:01 0 13.01 0.00 8.46 7.61 0.02 70.90 10:28:01 1 15.09 0.00 6.17 7.30 0.03 71.42 10:28:01 2 14.16 0.00 6.54 6.76 0.02 72.52 10:28:01 3 13.49 0.00 7.92 12.06 0.02 66.51 10:29:01 all 0.15 0.00 0.05 0.00 0.00 99.80 10:29:01 0 0.05 0.00 0.07 0.00 0.00 99.88 10:29:01 1 0.03 0.00 0.07 0.00 0.00 99.90 10:29:01 2 0.02 0.00 0.02 0.00 0.00 99.97 10:29:01 3 0.48 0.00 0.07 0.00 0.00 99.45 10:30:01 all 0.18 0.00 0.04 0.00 0.00 99.78 10:30:01 0 0.05 0.00 0.05 0.00 0.00 99.90 10:30:01 1 0.12 0.00 0.05 0.00 0.00 99.83 10:30:01 2 0.02 0.00 0.03 0.00 0.00 99.95 10:30:01 3 0.55 0.00 0.03 0.00 0.00 99.42 10:31:01 all 0.16 0.00 0.04 0.00 0.00 99.80 10:31:01 0 0.02 0.00 0.03 0.00 0.00 99.95 10:31:01 1 0.05 0.00 0.03 0.00 0.00 99.92 10:31:01 2 0.03 0.00 0.03 0.00 0.00 99.93 10:31:01 3 0.53 0.00 0.05 0.00 0.00 99.42 10:32:01 all 0.16 0.00 0.05 0.00 0.00 99.79 10:32:01 0 0.03 0.00 0.10 0.00 0.00 99.87 10:32:01 1 0.03 0.00 0.02 0.00 0.00 99.95 10:32:01 2 0.53 0.00 0.05 0.00 0.00 99.42 10:32:01 3 0.05 0.00 0.03 0.00 0.00 99.92 10:33:01 all 0.14 0.00 0.05 0.00 0.00 99.81 10:33:01 0 0.02 0.00 0.07 0.00 0.00 99.92 10:33:01 1 0.05 0.00 0.05 0.00 0.00 99.90 10:33:01 2 0.45 0.00 0.05 0.00 0.00 99.50 10:33:01 3 0.05 0.00 0.03 0.00 0.00 99.92 10:34:01 all 0.17 0.00 0.03 0.00 0.00 99.79 10:34:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:34:01 1 0.07 0.00 0.03 0.00 0.02 99.88 10:34:01 2 0.57 0.00 0.05 0.00 0.00 99.38 10:34:01 3 0.03 0.00 0.03 0.00 0.00 99.93 10:35:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:35:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:35:01 1 0.03 0.00 0.05 0.00 0.00 99.92 10:35:01 2 0.50 0.00 0.03 0.00 0.00 99.47 10:35:01 3 0.05 0.00 0.02 0.00 0.00 99.93 10:36:01 all 0.49 0.00 0.25 0.45 0.00 98.80 10:36:01 0 0.15 0.00 0.22 0.02 0.00 99.62 10:36:01 1 0.55 0.00 0.30 0.72 0.00 98.43 10:36:01 2 0.72 0.00 0.17 0.02 0.00 99.10 10:36:01 3 0.55 0.00 0.32 1.07 0.00 98.07 Average: all 1.69 0.00 0.85 0.96 0.00 96.50 Average: 0 1.45 0.00 0.98 0.83 0.00 96.75 Average: 1 1.74 0.00 0.74 0.87 0.01 96.65 Average: 2 1.85 0.00 0.76 0.74 0.00 96.66 Average: 3 1.71 0.00 0.92 1.42 0.00 95.94