---> uname -a: Linux 5b422591bb9e 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: 2933.438 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 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 674 78 0 1085 1079 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) 03/01/20 _x86_64_ (4 CPU) 04:52:47 LINUX RESTART 04:53:01 tps rtps wtps bread/s bwrtn/s 04:54:01 238.84 101.50 137.34 8108.00 52682.59 04:55:02 484.93 283.71 201.22 18066.23 38721.41 04:56:01 480.10 371.43 108.66 15070.03 15838.64 04:57:01 128.55 115.43 13.12 3364.61 859.55 04:58:01 1.15 0.03 1.12 1.07 18.85 04:59:01 0.85 0.02 0.83 0.53 9.99 05:00:01 0.67 0.03 0.63 0.67 7.66 05:01:01 0.67 0.05 0.62 0.80 6.31 05:02:01 1.13 0.37 0.77 10.25 11.23 05:03:01 0.23 0.00 0.23 0.00 3.60 05:04:01 10.31 5.35 4.96 295.62 102.55 Average: 122.23 79.53 42.70 4077.45 9855.75 04:53:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:54:01 350912 1531392 81.36 2620 953280 1036568 35.37 352556 971868 59532 04:55:02 84512 1797792 95.51 2524 1130472 1115204 38.05 367412 1155700 40616 04:56:01 328220 1554084 82.56 2088 947488 1030300 35.15 344300 980864 88 04:57:01 245872 1636432 86.94 2088 1046612 942552 32.16 779488 638536 8 04:58:01 245408 1636896 86.96 2088 1046608 942588 32.16 779944 638304 8 04:59:01 246960 1635344 86.88 2088 1046616 933300 31.84 779296 638024 8 05:00:01 247380 1634924 86.86 2088 1046636 927132 31.63 778992 637780 8 05:01:01 246644 1635660 86.90 2088 1046644 929472 31.71 779620 637780 12 05:02:01 246252 1636052 86.92 2088 1046908 927760 31.65 780012 637928 8 05:03:01 263396 1618908 86.01 2088 1046912 927640 31.65 763368 637552 8 05:04:01 218140 1664164 88.41 2088 1075216 1037100 35.39 779580 661952 19336 Average: 247609 1634695 86.85 2176 1039399 977238 33.34 662233 748753 10876 04:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:54:01 eth0 588.90 454.07 3079.91 105.42 0.00 0.00 0.00 04:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 vethd52ee34 176.52 202.43 13.25 1953.92 0.00 0.00 0.00 04:54:01 docker0 176.52 202.30 10.83 1953.91 0.00 0.00 0.00 04:55:02 eth0 194.91 155.01 1960.42 16.11 0.00 0.00 0.00 04:55:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:02 docker0 147.42 179.38 7.85 1948.07 0.00 0.00 0.00 04:56:01 eth0 152.09 187.85 21.96 1411.39 0.00 0.00 0.00 04:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 eth0 313.33 419.66 22.17 3384.68 0.00 0.00 0.00 04:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 eth0 10.56 8.86 9.07 2.85 0.00 0.00 0.00 04:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 eth0 0.25 0.20 0.08 0.07 0.00 0.00 0.00 04:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 eth0 0.47 0.08 0.04 0.01 0.00 0.00 0.00 05:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 eth0 0.57 0.45 0.33 0.21 0.00 0.00 0.00 05:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 05:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 eth0 24.58 19.32 166.69 6.05 0.00 0.00 0.00 05:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 veth4cf131a 0.38 0.52 0.11 0.20 0.00 0.00 0.00 05:04:01 docker0 325.60 383.60 18.85 3918.72 0.00 0.00 0.00 Average: eth0 116.92 113.18 480.08 446.23 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth4cf131a 0.03 0.05 0.01 0.02 0.00 0.00 0.00 Average: docker0 29.62 34.89 1.71 356.46 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) 03/01/20 _x86_64_ (4 CPU) 04:52:47 LINUX RESTART 04:53:01 CPU %user %nice %system %iowait %steal %idle 04:54:01 all 21.29 0.00 10.79 10.42 0.03 57.47 04:54:01 0 18.62 0.00 12.87 8.29 0.02 60.19 04:54:01 1 18.59 0.00 9.52 10.43 0.03 61.42 04:54:01 2 24.97 0.00 10.44 12.67 0.05 51.86 04:54:01 3 22.96 0.00 10.34 10.27 0.05 56.38 04:55:02 all 10.22 0.00 6.10 10.20 0.05 73.44 04:55:02 0 11.92 0.00 6.62 10.25 0.07 71.15 04:55:02 1 8.36 0.00 6.08 9.67 0.05 75.84 04:55:02 2 8.98 0.00 5.84 9.52 0.05 75.60 04:55:02 3 11.62 0.00 5.84 11.35 0.03 71.15 04:56:01 all 11.17 0.00 5.45 8.63 0.07 74.69 04:56:01 0 10.72 0.00 6.08 9.31 0.07 73.82 04:56:01 1 11.43 0.00 5.20 8.71 0.07 74.60 04:56:01 2 11.41 0.00 4.91 7.88 0.09 75.71 04:56:01 3 11.10 0.00 5.56 8.61 0.07 74.67 04:57:01 all 17.13 0.00 2.48 2.40 0.05 77.94 04:57:01 0 16.40 0.00 2.54 2.11 0.03 78.91 04:57:01 1 17.39 0.00 2.35 2.40 0.05 77.81 04:57:01 2 17.01 0.00 2.32 2.46 0.05 78.16 04:57:01 3 17.72 0.00 2.72 2.65 0.07 76.84 04:58:01 all 0.43 0.00 0.16 0.00 0.00 99.40 04:58:01 0 0.53 0.00 0.20 0.00 0.00 99.27 04:58:01 1 0.68 0.00 0.13 0.00 0.00 99.18 04:58:01 2 0.30 0.00 0.17 0.00 0.00 99.53 04:58:01 3 0.22 0.00 0.17 0.02 0.02 99.58 04:59:01 all 0.11 0.00 0.05 0.00 0.00 99.84 04:59:01 0 0.05 0.00 0.05 0.00 0.00 99.90 04:59:01 1 0.27 0.00 0.05 0.00 0.00 99.68 04:59:01 2 0.07 0.00 0.05 0.00 0.00 99.88 04:59:01 3 0.07 0.00 0.03 0.00 0.00 99.90 05:00:01 all 0.18 0.00 0.05 0.00 0.00 99.76 05:00:01 0 0.05 0.00 0.03 0.00 0.00 99.92 05:00:01 1 0.55 0.00 0.07 0.00 0.00 99.38 05:00:01 2 0.07 0.00 0.05 0.00 0.00 99.88 05:00:01 3 0.05 0.00 0.07 0.00 0.00 99.88 05:01:01 all 0.19 0.00 0.06 0.00 0.00 99.75 05:01:01 0 0.03 0.00 0.05 0.00 0.02 99.90 05:01:01 1 0.55 0.00 0.05 0.00 0.00 99.40 05:01:01 2 0.10 0.00 0.08 0.00 0.00 99.82 05:01:01 3 0.07 0.00 0.05 0.00 0.00 99.88 05:02:01 all 0.18 0.00 0.06 0.01 0.00 99.75 05:02:01 0 0.05 0.00 0.03 0.00 0.00 99.92 05:02:01 1 0.48 0.00 0.07 0.02 0.00 99.43 05:02:01 2 0.15 0.00 0.10 0.00 0.02 99.73 05:02:01 3 0.03 0.00 0.07 0.00 0.00 99.90 05:03:01 all 0.10 0.00 0.05 0.00 0.00 99.85 05:03:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:03:01 1 0.25 0.00 0.07 0.00 0.00 99.68 05:03:01 2 0.07 0.00 0.05 0.00 0.00 99.88 05:03:01 3 0.07 0.00 0.03 0.00 0.00 99.90 05:04:01 all 1.04 0.00 0.61 0.05 0.00 98.30 05:04:01 0 1.09 0.00 0.75 0.03 0.00 98.13 05:04:01 1 1.09 0.00 0.55 0.10 0.00 98.26 05:04:01 2 0.90 0.00 0.57 0.05 0.00 98.48 05:04:01 3 1.07 0.00 0.58 0.02 0.00 98.33 Average: all 5.59 0.00 2.33 2.85 0.02 89.22 Average: 0 5.35 0.00 2.63 2.69 0.02 89.30 Average: 1 5.38 0.00 2.18 2.82 0.02 89.61 Average: 2 5.76 0.00 2.22 2.93 0.02 89.06 Average: 3 5.84 0.00 2.29 2.95 0.02 88.89