---> uname -a: Linux adc6dada0c24 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-591 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-591@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 636 148 0 1052 1093 Swap: 1023 1 1022 ---> 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) 18:44:32 LINUX RESTART (4 CPU) 18:45:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:46:02 98.24 44.63 53.61 0.00 7675.34 7287.54 0.00 18:47:01 2.74 0.00 2.74 0.00 0.00 87.15 0.00 18:48:01 0.58 0.00 0.58 0.00 0.00 7.68 0.00 18:49:01 0.33 0.00 0.33 0.00 0.00 5.35 0.00 18:50:01 0.33 0.00 0.33 0.00 0.00 5.75 0.00 18:51:01 0.38 0.00 0.38 0.00 0.00 6.74 0.00 Average: 16.93 7.36 9.57 0.00 1265.80 1220.49 0.00 18:45:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:46:02 172372 0 556544 29.58 2620 1150020 1097560 37.46 411724 1136896 120 18:47:01 175096 0 553816 29.43 2620 1150024 1086380 37.08 412244 1134260 16 18:48:01 175652 0 553252 29.40 2620 1150032 1072132 36.59 415388 1131280 8 18:49:01 173860 0 555044 29.50 2620 1150032 1072220 36.59 417360 1130708 12 18:50:01 174244 0 554656 29.48 2620 1150036 1072208 36.59 426708 1121360 16 18:51:01 171288 0 557604 29.64 2620 1150044 1075092 36.69 430404 1120776 20 Average: 173752 0 555153 29.50 2620 1150031 1079265 36.83 418971 1129213 32 18:45:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:46:02 eth0 451.01 286.63 1093.18 113.76 0.00 0.00 0.00 0.00 18:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:02 docker0 6.46 4.65 0.98 18.51 0.00 0.00 0.00 0.00 18:47:01 eth0 2.66 0.34 0.43 0.24 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 2.43 0.45 0.47 0.18 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 4.00 0.78 1.05 0.59 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 1.95 0.60 0.62 0.40 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 1.22 0.63 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 Average: eth0 76.42 47.74 180.83 19.07 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 1.07 0.77 0.16 3.05 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) 18:44:32 LINUX RESTART (4 CPU) 18:45:02 CPU %user %nice %system %iowait %steal %idle 18:46:02 all 13.93 0.00 5.50 3.23 0.07 77.27 18:46:02 0 12.51 0.00 5.91 2.04 0.07 79.47 18:46:02 1 12.36 0.00 5.85 3.56 0.09 78.14 18:46:02 2 16.43 0.00 4.80 3.16 0.05 75.56 18:46:02 3 14.40 0.00 5.45 4.16 0.09 75.91 18:47:01 all 0.17 0.00 0.06 0.00 0.00 99.77 18:47:01 0 0.41 0.00 0.07 0.00 0.00 99.53 18:47:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:47:01 2 0.15 0.00 0.05 0.00 0.00 99.80 18:47:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:48:01 all 0.20 0.00 0.04 0.00 0.00 99.76 18:48:01 0 0.13 0.00 0.02 0.00 0.00 99.85 18:48:01 1 0.10 0.00 0.07 0.00 0.00 99.83 18:48:01 2 0.53 0.00 0.03 0.00 0.00 99.43 18:48:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:49:01 all 0.18 0.00 0.03 0.00 0.00 99.79 18:49:01 0 0.07 0.00 0.02 0.00 0.00 99.92 18:49:01 1 0.08 0.00 0.07 0.00 0.00 99.85 18:49:01 2 0.53 0.00 0.03 0.00 0.00 99.43 18:49:01 3 0.03 0.00 0.02 0.00 0.00 99.95 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 0.03 0.00 0.08 0.00 0.00 99.88 18:50:01 2 0.53 0.00 0.02 0.00 0.00 99.45 18:50:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:51:01 all 0.16 0.00 0.03 0.00 0.00 99.81 18:51:01 0 0.03 0.00 0.03 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 0.53 0.00 0.02 0.00 0.00 99.45 18:51:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 2.43 0.00 0.93 0.53 0.01 96.10 Average: 0 2.15 0.00 0.99 0.33 0.01 96.51 Average: 1 2.08 0.00 1.01 0.58 0.01 96.32 Average: 2 3.07 0.00 0.81 0.52 0.01 95.59 Average: 3 2.40 0.00 0.92 0.68 0.01 95.99