---> uname -a: Linux 23220257a5f2 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 /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 ---> free -m: total used free shared buff/cache available Mem: 1838 694 91 0 1051 1061 Swap: 1023 3 1020 ---> 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) 02/29/20 _x86_64_ (4 CPU) 17:52:58 LINUX RESTART 17:54:02 tps rtps wtps bread/s bwrtn/s 17:55:01 418.47 220.96 197.51 15602.91 48817.17 17:56:01 557.87 432.41 125.47 17723.04 20840.45 17:57:01 175.69 161.51 14.19 5526.07 804.86 17:58:01 4.91 0.42 4.50 47.70 284.61 17:59:01 0.83 0.07 0.77 1.33 10.59 18:00:01 0.72 0.05 0.67 1.20 6.76 18:01:01 0.73 0.05 0.68 0.80 6.33 18:02:01 12.75 5.57 7.17 305.01 747.68 18:03:01 112.68 61.34 51.34 5066.40 16658.43 Average: 142.27 97.84 44.43 4901.17 9729.74 17:54:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:55:01 74640 1807664 96.03 2520 1138932 1129072 38.52 399964 1143472 104916 17:56:01 326740 1555564 82.64 2316 928556 1032368 35.22 358828 963372 4604 17:57:01 186444 1695860 90.09 2316 1092284 953504 32.53 787480 688692 16 17:58:01 185008 1697296 90.17 2316 1093704 952488 32.50 788192 689808 8 17:59:01 186684 1695620 90.08 2316 1093720 936100 31.94 787604 688984 8 18:00:01 187136 1695168 90.06 2316 1093748 936028 31.94 787376 689000 8 18:01:01 191188 1691116 89.84 2316 1093748 938368 32.02 782964 688860 8 18:02:01 149028 1733276 92.08 2316 1122208 1046336 35.70 796240 713592 4444 18:03:01 77796 1804508 95.87 1628 1102928 1128584 38.51 685484 869940 36916 Average: 173852 1708452 90.76 2262 1084425 1005872 34.32 686015 792858 16770 17:54:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:55:01 eth0 352.26 312.16 3603.85 31.16 0.00 0.00 0.00 17:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 docker0 303.55 334.28 19.83 3589.71 0.00 0.00 0.00 17:56:01 eth0 186.25 215.33 26.85 1471.18 0.00 0.00 0.00 17:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 eth0 365.60 470.88 26.18 3744.66 0.00 0.00 0.00 17:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:01 eth0 10.34 8.49 8.30 2.82 0.00 0.00 0.00 17:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 eth0 0.28 0.18 0.14 0.07 0.00 0.00 0.00 17:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 eth0 0.07 0.07 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 18:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 eth0 22.53 16.81 167.26 5.48 0.00 0.00 0.00 18:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 vethfc79fe6 0.37 0.47 0.09 0.19 0.00 0.00 0.00 18:02:01 docker0 344.43 383.96 22.18 3914.47 0.00 0.00 0.00 18:03:01 eth0 183.31 146.61 2171.08 93.03 0.00 0.00 0.00 18:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 docker0 1.81 1.70 0.51 1.41 0.00 0.00 0.00 Average: eth0 124.14 129.76 661.99 595.28 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 33.49 36.84 2.24 393.39 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) 02/29/20 _x86_64_ (4 CPU) 17:52:58 LINUX RESTART 17:54:02 CPU %user %nice %system %iowait %steal %idle 17:55:01 all 13.08 0.00 6.93 11.32 0.03 68.64 17:55:01 0 12.27 0.00 7.48 11.25 0.03 68.98 17:55:01 1 14.26 0.00 7.04 10.51 0.03 68.16 17:55:01 2 13.83 0.00 7.36 12.15 0.02 66.63 17:55:01 3 11.93 0.00 5.82 11.40 0.05 70.80 17:56:01 all 11.61 0.00 6.51 12.79 0.05 69.04 17:56:01 0 11.24 0.00 5.61 12.69 0.05 70.41 17:56:01 1 11.79 0.00 7.79 13.58 0.05 66.79 17:56:01 2 11.66 0.00 6.59 12.60 0.07 69.09 17:56:01 3 11.73 0.00 6.08 12.26 0.03 69.89 17:57:01 all 18.99 0.00 2.70 2.99 0.07 75.25 17:57:01 0 16.47 0.00 2.90 2.76 0.08 77.78 17:57:01 1 19.56 0.00 2.54 3.14 0.05 74.71 17:57:01 2 20.16 0.00 2.88 3.18 0.05 73.74 17:57:01 3 19.77 0.00 2.52 2.86 0.07 74.78 17:58:01 all 0.41 0.00 0.15 0.23 0.00 99.21 17:58:01 0 0.53 0.00 0.17 0.00 0.00 99.30 17:58:01 1 0.18 0.00 0.10 0.00 0.00 99.72 17:58:01 2 0.67 0.00 0.22 0.90 0.02 98.20 17:58:01 3 0.27 0.00 0.10 0.02 0.00 99.62 17:59:01 all 0.19 0.00 0.05 0.00 0.00 99.75 17:59:01 0 0.03 0.00 0.07 0.00 0.00 99.90 17:59:01 1 0.05 0.00 0.05 0.00 0.00 99.90 17:59:01 2 0.35 0.00 0.08 0.00 0.00 99.57 17:59:01 3 0.33 0.00 0.03 0.00 0.00 99.63 18:00:01 all 0.18 0.00 0.05 0.00 0.00 99.76 18:00:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:00:01 1 0.07 0.00 0.07 0.00 0.00 99.87 18:00:01 2 0.12 0.00 0.07 0.00 0.00 99.82 18:00:01 3 0.52 0.00 0.07 0.00 0.00 99.42 18:01:01 all 0.19 0.00 0.05 0.00 0.00 99.75 18:01:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:01:01 1 0.03 0.00 0.03 0.00 0.02 99.92 18:01:01 2 0.57 0.00 0.05 0.00 0.00 99.38 18:01:01 3 0.07 0.00 0.07 0.00 0.00 99.87 18:02:01 all 0.98 0.00 0.62 0.20 0.00 98.20 18:02:01 0 0.88 0.00 0.57 0.05 0.00 98.50 18:02:01 1 0.75 0.00 0.73 0.63 0.00 97.88 18:02:01 2 1.30 0.00 0.57 0.10 0.00 98.03 18:02:01 3 1.02 0.00 0.58 0.02 0.00 98.38 18:03:01 all 7.21 0.00 4.05 1.69 0.01 87.03 18:03:01 0 6.74 0.00 4.62 0.87 0.00 87.76 18:03:01 1 7.52 0.00 3.76 0.47 0.02 88.23 18:03:01 2 7.65 0.00 4.15 4.13 0.02 84.06 18:03:01 3 6.95 0.00 3.63 1.29 0.02 88.11 Average: all 5.81 0.00 2.32 3.20 0.02 88.65 Average: 0 5.30 0.00 2.36 3.03 0.02 89.29 Average: 1 5.97 0.00 2.43 3.11 0.02 88.47 Average: 2 6.20 0.00 2.41 3.63 0.02 87.74 Average: 3 5.78 0.00 2.07 3.04 0.02 89.09