---> uname -a: Linux aa2993b49c06 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% /w/workspace/dgexfoundry_device-sdk-go_PR-571@tmp /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-571 ---> free -m: total used free shared buff/cache available Mem: 1837 659 146 0 1031 1070 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) 09/10/20 _x86_64_ (4 CPU) 05:06:12 LINUX RESTART (4 CPU) 05:07:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:08:01 36.47 11.38 25.08 0.00 4484.55 2282.09 0.00 05:09:01 1.37 0.00 1.37 0.00 0.00 19.55 0.00 05:10:01 0.28 0.00 0.28 0.00 0.00 3.50 0.00 05:11:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 05:12:01 0.15 0.00 0.15 0.00 0.00 2.10 0.00 05:13:01 0.38 0.00 0.38 0.00 0.00 5.16 0.00 05:14:01 0.28 0.02 0.27 0.00 0.13 3.23 0.00 05:15:01 45.67 43.13 2.55 0.00 4381.89 65.23 0.00 Average: 10.61 6.82 3.79 0.00 1108.81 298.09 0.00 05:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:08:01 154672 0 584920 31.09 2620 1139344 1131644 38.62 434516 1131744 20 05:09:01 163328 0 576260 30.63 2620 1139348 1073456 36.64 430952 1128624 16 05:10:01 162928 0 576652 30.65 2620 1139356 1073456 36.64 431464 1128336 8 05:11:01 160652 0 578928 30.77 2620 1139356 1073672 36.64 434492 1127684 8 05:12:01 160676 0 578900 30.77 2620 1139360 1073624 36.64 442304 1119536 8 05:13:01 161216 0 578352 30.74 2620 1139368 1073540 36.64 441892 1119536 8 05:14:01 161872 0 577688 30.70 2620 1139376 1073456 36.64 441312 1119536 8 05:15:01 64208 0 667580 35.48 2620 1147148 1508376 51.48 521232 1124840 77916 Average: 148694 0 589910 31.35 2620 1140332 1135153 38.74 447270 1124980 9749 05:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:08:01 eth0 142.81 106.01 463.51 59.20 0.00 0.00 0.00 0.00 05:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 docker0 6.49 4.31 0.94 18.06 0.00 0.00 0.00 0.00 05:09:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 eth0 0.50 0.02 0.05 0.00 0.00 0.00 0.00 0.00 05:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 eth0 1.22 0.47 0.33 0.21 0.00 0.00 0.00 0.00 05:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 eth0 0.65 0.38 0.35 0.26 0.00 0.00 0.00 0.00 05:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 eth0 0.20 0.13 0.07 0.01 0.00 0.00 0.00 0.00 05:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 eth0 84.49 61.68 736.69 8.35 0.00 0.00 0.00 0.00 05:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.77 21.12 150.19 8.51 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 0.81 0.54 0.12 2.26 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) 09/10/20 _x86_64_ (4 CPU) 05:06:12 LINUX RESTART (4 CPU) 05:07:01 CPU %user %nice %system %iowait %steal %idle 05:08:01 all 3.24 0.00 1.84 1.03 0.02 93.87 05:08:01 0 3.28 0.00 2.28 0.33 0.02 94.09 05:08:01 1 2.85 0.00 1.76 1.78 0.02 93.60 05:08:01 2 3.63 0.00 1.57 0.05 0.02 94.73 05:08:01 3 3.18 0.00 1.74 1.98 0.03 93.06 05:09:01 all 0.16 0.00 0.03 0.00 0.00 99.80 05:09:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:09:01 1 0.05 0.00 0.03 0.00 0.00 99.92 05:09:01 2 0.50 0.00 0.03 0.00 0.00 99.47 05:09:01 3 0.07 0.00 0.03 0.00 0.00 99.90 05:10:01 all 0.05 0.00 0.04 0.00 0.00 99.91 05:10:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:10:01 1 0.07 0.00 0.07 0.00 0.00 99.87 05:10:01 2 0.03 0.00 0.03 0.00 0.00 99.93 05:10:01 3 0.08 0.00 0.05 0.00 0.00 99.87 05:11:01 all 0.17 0.00 0.04 0.00 0.00 99.78 05:11:01 0 0.03 0.00 0.02 0.00 0.00 99.95 05:11:01 1 0.57 0.00 0.03 0.00 0.00 99.40 05:11:01 2 0.03 0.00 0.05 0.00 0.02 99.90 05:11:01 3 0.07 0.00 0.05 0.00 0.00 99.88 05:12:01 all 0.15 0.00 0.08 0.00 0.00 99.77 05:12:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:12:01 1 0.48 0.00 0.07 0.00 0.02 99.43 05:12:01 2 0.03 0.00 0.13 0.00 0.00 99.83 05:12:01 3 0.05 0.00 0.07 0.00 0.00 99.88 05:13:01 all 0.04 0.00 0.03 0.00 0.00 99.92 05:13:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:13:01 1 0.12 0.00 0.05 0.00 0.00 99.83 05:13:01 2 0.02 0.00 0.05 0.00 0.00 99.93 05:13:01 3 0.02 0.00 0.02 0.00 0.00 99.97 05:14:01 all 0.07 0.00 0.02 0.00 0.00 99.90 05:14:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:14:01 1 0.18 0.00 0.03 0.00 0.02 99.77 05:14:01 2 0.05 0.00 0.02 0.00 0.00 99.93 05:14:01 3 0.02 0.00 0.00 0.00 0.00 99.98 05:15:01 all 1.82 0.00 1.03 0.99 0.01 96.16 05:15:01 0 2.15 0.00 1.22 0.37 0.00 96.26 05:15:01 1 1.96 0.00 0.89 1.29 0.02 95.85 05:15:01 2 1.40 0.00 0.87 1.32 0.00 96.41 05:15:01 3 1.75 0.00 1.14 0.99 0.02 96.11 Average: all 0.71 0.00 0.39 0.25 0.01 98.64 Average: 0 0.70 0.00 0.45 0.09 0.00 98.76 Average: 1 0.78 0.00 0.37 0.38 0.01 98.46 Average: 2 0.71 0.00 0.34 0.17 0.00 98.77 Average: 3 0.65 0.00 0.39 0.37 0.01 98.59