---> uname -a: Linux 0f3ff5b65ede 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 7.1G 42.9G 14% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.1G 42.9G 14% /etc/resolv.conf /dev/vda1 50.0G 7.1G 42.9G 14% /etc/hostname /dev/vda1 50.0G 7.1G 42.9G 14% /etc/hosts /dev/vda1 50.0G 7.1G 42.9G 14% /w/workspace/i-build-images_snapcraft-builder@tmp /dev/vda1 50.0G 7.1G 42.9G 14% /var/log/sa /dev/vda1 50.0G 7.1G 42.9G 14% /w/workspace/i-build-images_snapcraft-builder ---> free -m: total used free shared buff/cache available Mem: 1838 719 79 0 1040 1033 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 16: eth0@if17: 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/07/20 _x86_64_ (4 CPU) 20:14:39 LINUX RESTART 20:15:01 tps rtps wtps bread/s bwrtn/s 20:16:01 178.28 43.03 135.25 5045.57 42156.54 20:17:01 354.93 169.25 185.67 12246.66 42811.56 20:18:01 519.14 369.32 149.82 16538.78 23779.46 20:19:01 278.79 264.45 14.34 9797.00 839.48 20:20:01 5.81 1.28 4.53 93.67 316.11 20:21:01 0.52 0.05 0.47 1.07 6.88 20:22:01 0.37 0.03 0.33 0.67 4.03 20:23:01 0.27 0.00 0.27 0.00 3.33 20:24:01 18.43 5.88 12.55 439.43 788.53 Average: 150.77 94.84 55.94 4908.59 12306.03 20:15:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:16:01 135164 1747140 92.82 2620 1192616 1030752 35.17 448768 1130632 2700 20:17:01 71936 1810368 96.18 2544 1137020 1117624 38.13 395864 1150804 61884 20:18:01 480228 1402076 74.49 1808 759592 1027340 35.05 355484 808764 5384 20:19:01 202352 1679952 89.25 1808 1051528 1027404 35.05 794740 662624 28 20:20:01 210396 1671908 88.82 1808 1054256 941464 32.12 785792 664412 12 20:21:01 210732 1671572 88.80 1808 1054252 937428 31.98 785900 664144 20 20:22:01 212480 1669824 88.71 1808 1054288 928080 31.67 784872 663876 12 20:23:01 211716 1670588 88.75 1808 1054296 928324 31.67 785900 663876 8 20:24:01 120392 1761912 93.60 1808 1087248 1083916 36.98 849844 684948 316 Average: 206155 1676149 89.05 1980 1049455 1002481 34.20 665240 788231 7818 20:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:16:01 veth72cde62 51.61 58.04 3.88 421.32 0.00 0.00 0.00 20:16:01 eth0 544.89 311.45 1594.83 94.53 0.00 0.00 0.00 20:16:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 20:16:01 docker0 51.61 57.91 3.17 421.31 0.00 0.00 0.00 20:17:01 eth0 354.28 306.84 3602.60 28.72 0.00 0.00 0.00 20:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 docker0 297.85 334.03 17.09 3587.59 0.00 0.00 0.00 20:18:01 eth0 51.60 54.31 16.08 332.88 0.00 0.00 0.00 20:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:19:01 eth0 494.49 560.01 34.38 4550.94 0.00 0.00 0.00 20:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 eth0 13.01 10.56 9.69 3.84 0.00 0.00 0.00 20:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 eth0 1.40 0.63 0.71 0.28 0.00 0.00 0.00 20:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 eth0 0.55 0.08 0.06 0.01 0.00 0.00 0.00 20:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:01 eth0 0.52 0.28 0.27 0.20 0.00 0.00 0.00 20:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 eth0 72.44 59.82 194.81 79.96 0.00 0.00 0.00 20:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 veth12837e2 0.23 0.20 0.03 0.14 0.00 0.00 0.00 20:24:01 docker0 351.07 393.41 20.60 4012.40 0.00 0.00 0.00 Average: eth0 167.94 143.45 601.81 565.58 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth12837e2 0.03 0.02 0.00 0.02 0.00 0.00 0.00 Average: docker0 39.01 43.71 2.29 445.81 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/07/20 _x86_64_ (4 CPU) 20:14:39 LINUX RESTART 20:15:01 CPU %user %nice %system %iowait %steal %idle 20:16:01 all 17.05 0.00 8.12 9.54 0.03 65.26 20:16:01 0 15.24 0.00 8.30 8.10 0.02 68.34 20:16:01 1 13.86 0.00 8.14 10.82 0.02 67.16 20:16:01 2 20.68 0.00 7.49 10.86 0.02 60.95 20:16:01 3 18.44 0.00 8.55 8.37 0.03 64.60 20:17:01 all 12.32 0.00 5.69 6.90 0.03 75.07 20:17:01 0 12.47 0.00 6.02 6.38 0.03 75.09 20:17:01 1 9.99 0.00 5.48 8.01 0.02 76.50 20:17:01 2 10.62 0.00 5.72 6.73 0.02 76.90 20:17:01 3 16.16 0.00 5.55 6.47 0.03 71.78 20:18:01 all 6.51 0.00 6.31 11.76 0.05 75.37 20:18:01 0 6.51 0.00 5.31 10.43 0.05 77.69 20:18:01 1 6.39 0.00 7.14 11.64 0.05 74.78 20:18:01 2 6.66 0.00 5.99 14.33 0.07 72.95 20:18:01 3 6.49 0.00 6.78 10.67 0.03 76.03 20:19:01 all 22.02 0.00 3.02 4.66 0.06 70.24 20:19:01 0 19.93 0.00 3.19 4.34 0.05 72.49 20:19:01 1 22.88 0.00 3.07 4.66 0.05 69.34 20:19:01 2 22.43 0.00 3.03 4.91 0.05 69.57 20:19:01 3 22.86 0.00 2.78 4.71 0.07 69.59 20:20:01 all 0.45 0.00 0.18 0.00 0.00 99.36 20:20:01 0 0.35 0.00 0.20 0.02 0.00 99.43 20:20:01 1 0.40 0.00 0.20 0.00 0.00 99.40 20:20:01 2 0.42 0.00 0.17 0.02 0.00 99.40 20:20:01 3 0.63 0.00 0.17 0.00 0.00 99.20 20:21:01 all 0.21 0.00 0.06 0.00 0.00 99.73 20:21:01 0 0.07 0.00 0.07 0.00 0.00 99.87 20:21:01 1 0.08 0.00 0.07 0.00 0.00 99.85 20:21:01 2 0.08 0.00 0.05 0.00 0.00 99.87 20:21:01 3 0.58 0.00 0.07 0.00 0.00 99.35 20:22:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:22:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:22:01 1 0.07 0.00 0.05 0.00 0.00 99.88 20:22:01 2 0.08 0.00 0.05 0.00 0.02 99.85 20:22:01 3 0.53 0.00 0.05 0.00 0.00 99.42 20:23:01 all 0.20 0.00 0.05 0.00 0.00 99.75 20:23:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:23:01 1 0.13 0.00 0.05 0.00 0.00 99.82 20:23:01 2 0.07 0.00 0.05 0.00 0.00 99.88 20:23:01 3 0.58 0.00 0.08 0.00 0.00 99.33 20:24:01 all 2.32 0.00 1.36 0.16 0.01 96.14 20:24:01 0 1.93 0.00 1.26 0.23 0.02 96.57 20:24:01 1 2.91 0.00 1.42 0.10 0.02 95.56 20:24:01 2 2.02 0.00 1.37 0.18 0.00 96.42 20:24:01 3 2.41 0.00 1.42 0.13 0.02 96.02 Average: all 6.75 0.00 2.74 3.64 0.02 86.84 Average: 0 6.23 0.00 2.69 3.25 0.02 87.81 Average: 1 6.26 0.00 2.83 3.89 0.02 87.01 Average: 2 6.96 0.00 2.64 4.08 0.02 86.29 Average: 3 7.57 0.00 2.81 3.34 0.02 86.27