---> uname -a: Linux e6c23bfe1833 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: 2933.436 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 7.9G 42.1G 16% / 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 7.9G 42.1G 16% /etc/resolv.conf /dev/vda1 50.0G 7.9G 42.1G 16% /etc/hostname /dev/vda1 50.0G 7.9G 42.1G 16% /etc/hosts /dev/vda1 50.0G 7.9G 42.1G 16% /w/workspace/ry_ci-build-images_egp-unit-test@tmp /dev/vda1 50.0G 7.9G 42.1G 16% /var/log/sa /dev/vda1 50.0G 7.9G 42.1G 16% /w/workspace/ry_ci-build-images_egp-unit-test ---> free -m: total used free shared buff/cache available Mem: 1837 683 119 0 1034 1054 Swap: 1023 2 1021 ---> 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 12: eth0@if13: 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) 07/29/20 _x86_64_ (4 CPU) 16:23:23 LINUX RESTART 16:24:01 tps rtps wtps bread/s bwrtn/s 16:25:01 401.21 231.96 169.25 12814.76 35544.51 16:26:01 309.20 24.05 285.15 1068.00 2794.18 16:27:01 304.61 3.43 301.18 152.78 2528.87 16:28:01 375.01 320.20 54.81 16568.63 9597.94 Average: 347.52 144.92 202.60 7651.55 12623.46 16:24:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:25:01 74372 1807184 96.05 1896 669960 2172760 74.15 871628 748380 6424 16:26:01 330064 1551492 82.46 1492 435208 2079372 70.97 717944 650336 608 16:27:01 320188 1561368 82.98 1492 447320 2058896 70.27 729924 648880 1248 16:28:01 219504 1662052 88.33 1492 1041660 1337024 45.63 569256 898556 52 Average: 236032 1645524 87.46 1593 648537 1912013 65.25 722188 736538 2083 16:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:25:01 veth52f22a9 113.43 190.86 10.16 1181.85 0.00 0.00 0.00 16:25:01 eth0 1233.19 778.36 6818.73 120.43 0.00 0.00 0.00 16:25:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:25:01 docker0 113.43 190.77 8.61 1181.84 0.00 0.00 0.00 16:26:01 veth52f22a9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 eth0 6.40 3.33 5.26 2.73 0.00 0.00 0.00 16:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 veth52f22a9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 eth0 1.23 0.68 0.92 0.48 0.00 0.00 0.00 16:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 vethe64b3f0 0.42 0.58 0.13 0.23 0.00 0.00 0.00 16:28:01 eth0 663.75 726.77 241.15 5496.29 0.00 0.00 0.00 16:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 docker0 1.12 0.87 0.16 0.25 0.00 0.00 0.00 Average: vethe64b3f0 0.10 0.15 0.03 0.06 0.00 0.00 0.00 Average: eth0 476.34 377.36 1768.18 1404.10 0.00 0.00 0.00 Average: lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 Average: docker0 28.66 47.96 2.19 295.82 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) 07/29/20 _x86_64_ (4 CPU) 16:23:23 LINUX RESTART 16:24:01 CPU %user %nice %system %iowait %steal %idle 16:25:01 all 31.39 0.00 7.31 6.47 0.19 54.63 16:25:01 0 25.71 0.00 8.39 4.46 0.19 61.25 16:25:01 1 31.65 0.00 6.36 7.76 0.24 53.98 16:25:01 2 33.17 0.00 7.52 6.77 0.19 52.35 16:25:01 3 35.05 0.00 6.94 6.89 0.14 50.98 16:26:01 all 10.53 0.00 1.92 21.21 0.05 66.29 16:26:01 0 10.71 0.00 1.39 19.77 0.03 68.10 16:26:01 1 9.86 0.00 2.22 24.75 0.07 63.10 16:26:01 2 11.35 0.00 1.93 11.39 0.05 75.28 16:26:01 3 10.18 0.00 2.13 28.99 0.05 58.65 16:27:01 all 3.28 0.00 1.48 22.83 0.03 72.39 16:27:01 0 2.19 0.00 0.77 9.61 0.00 87.43 16:27:01 1 3.58 0.00 1.98 31.81 0.03 62.60 16:27:01 2 4.87 0.00 1.83 27.73 0.03 65.54 16:27:01 3 2.48 0.00 1.37 22.24 0.03 73.88 16:28:01 all 19.34 0.00 4.19 6.09 0.13 70.26 16:28:01 0 19.42 0.00 4.75 6.90 0.13 68.79 16:28:01 1 18.05 0.00 4.24 7.11 0.10 70.50 16:28:01 2 19.62 0.00 3.99 6.46 0.13 69.80 16:28:01 3 20.25 0.00 3.77 3.87 0.17 71.95 Average: all 16.07 0.00 3.71 14.19 0.10 65.93 Average: 0 14.45 0.00 3.80 10.22 0.09 71.45 Average: 1 15.71 0.00 3.69 17.92 0.11 62.57 Average: 2 17.20 0.00 3.81 13.11 0.10 65.78 Average: 3 16.93 0.00 3.54 15.52 0.10 63.91