---> uname -a: Linux 79e52df1f6a4 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: 2933.396 BogoMIPS: 5866.79 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 7.5G 42.5G 15% / 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/_app-service-configurable_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/_app-service-configurable_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 753 75 0 1009 1018 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 24: eth0@if25: 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) 04/22/20 _x86_64_ (4 CPU) 17:25:12 LINUX RESTART 17:26:01 tps rtps wtps bread/s bwrtn/s 17:27:01 11.95 1.53 10.42 83.08 1920.70 17:28:01 2.43 0.00 2.43 0.00 85.68 17:29:01 0.30 0.00 0.30 0.00 3.75 17:30:01 0.25 0.00 0.25 0.00 2.83 17:31:01 0.67 0.00 0.67 0.00 8.33 17:32:01 0.72 0.00 0.72 0.00 9.24 17:33:01 159.28 95.06 64.23 3260.20 25818.03 17:34:01 78.27 33.38 44.89 2303.30 5618.00 17:35:01 178.83 43.54 135.29 2082.56 32524.85 Average: 48.09 19.28 28.80 858.93 7334.16 17:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:27:01 99804 1782500 94.70 2620 1239896 954680 32.57 440124 1177864 16 17:28:01 103228 1779076 94.52 2620 1239900 949160 32.38 437644 1177564 8 17:29:01 107092 1775212 94.31 2620 1239912 907012 30.95 434808 1177564 12 17:30:01 107048 1775256 94.31 2620 1239912 907108 30.95 434884 1177564 16 17:31:01 107592 1774712 94.28 2620 1239920 907012 30.95 434168 1177564 8 17:32:01 108236 1774068 94.25 2620 1239924 906928 30.94 433940 1177560 12 17:33:01 72776 1809528 96.13 2620 1177844 1295844 44.21 468732 1152024 67652 17:34:01 237016 1645288 87.41 2620 1067164 917904 31.32 507480 950012 19460 17:35:01 253776 1628528 86.52 2544 912404 1067068 36.41 566496 779368 108 Average: 132952 1749352 92.94 2612 1177431 979191 33.41 462031 1105232 9699 17:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:27:01 eth0 26.69 18.54 21.93 25.01 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 1.30 1.13 0.31 2.21 0.00 0.00 0.00 17:28:01 eth0 1.93 0.25 0.39 0.19 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 1.70 0.52 0.60 0.39 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 0.52 0.28 0.27 0.17 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 1.12 0.25 0.20 0.11 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 0.15 0.07 0.01 0.01 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 vethad86e79 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 veth38f8321 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 eth0 580.91 364.01 4543.59 101.87 0.00 0.00 0.00 17:33:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 17:34:01 veth20a2253 0.42 0.48 0.09 0.19 0.00 0.00 0.00 17:34:01 eth0 76.34 67.15 467.00 18.77 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 docker0 36.86 32.12 4.19 278.45 0.00 0.00 0.00 17:35:01 veth7f78ce3 1.83 1.33 0.32 0.30 0.00 0.00 0.00 17:35:01 eth0 252.51 203.56 3503.57 120.80 0.00 0.00 0.00 17:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 docker0 34.70 39.66 2.00 250.91 0.00 0.00 0.00 Average: veth7f78ce3 0.20 0.15 0.04 0.03 0.00 0.00 0.00 Average: eth0 101.10 70.54 946.23 26.83 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.95 7.98 0.69 58.83 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) 04/22/20 _x86_64_ (4 CPU) 17:25:12 LINUX RESTART 17:26:01 CPU %user %nice %system %iowait %steal %idle 17:27:01 all 1.65 0.00 0.73 0.02 0.04 97.56 17:27:01 0 1.57 0.00 0.80 0.02 0.03 97.58 17:27:01 1 1.84 0.00 0.67 0.02 0.02 97.46 17:27:01 2 1.40 0.00 0.65 0.03 0.05 97.86 17:27:01 3 1.80 0.00 0.82 0.02 0.05 97.31 17:28:01 all 0.19 0.00 0.08 0.00 0.00 99.74 17:28:01 0 0.07 0.00 0.03 0.00 0.00 99.90 17:28:01 1 0.08 0.00 0.08 0.00 0.02 99.82 17:28:01 2 0.53 0.00 0.07 0.00 0.00 99.40 17:28:01 3 0.08 0.00 0.08 0.00 0.02 99.82 17:29:01 all 0.11 0.00 0.05 0.00 0.00 99.84 17:29:01 0 0.05 0.00 0.05 0.00 0.00 99.90 17:29:01 1 0.08 0.00 0.08 0.00 0.00 99.83 17:29:01 2 0.15 0.00 0.03 0.00 0.00 99.82 17:29:01 3 0.12 0.00 0.05 0.00 0.00 99.83 17:30:01 all 0.18 0.00 0.05 0.00 0.00 99.76 17:30:01 0 0.07 0.00 0.05 0.00 0.00 99.88 17:30:01 1 0.35 0.00 0.07 0.00 0.00 99.58 17:30:01 2 0.28 0.00 0.07 0.00 0.00 99.65 17:30:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:31:01 all 0.20 0.00 0.05 0.00 0.00 99.75 17:31:01 0 0.08 0.00 0.07 0.00 0.00 99.85 17:31:01 1 0.18 0.00 0.03 0.00 0.00 99.78 17:31:01 2 0.10 0.00 0.05 0.00 0.00 99.85 17:31:01 3 0.43 0.00 0.07 0.00 0.00 99.50 17:32:01 all 0.19 0.00 0.05 0.00 0.00 99.77 17:32:01 0 0.05 0.00 0.07 0.00 0.00 99.88 17:32:01 1 0.08 0.00 0.03 0.00 0.00 99.88 17:32:01 2 0.07 0.00 0.03 0.00 0.00 99.90 17:32:01 3 0.55 0.00 0.03 0.00 0.00 99.42 17:33:01 all 5.85 0.00 3.64 1.13 0.02 89.35 17:33:01 0 5.51 0.00 4.22 0.89 0.02 89.36 17:33:01 1 6.19 0.00 3.32 1.04 0.03 89.42 17:33:01 2 6.02 0.00 3.39 2.15 0.03 88.41 17:33:01 3 5.69 0.00 3.64 0.49 0.02 90.16 17:34:01 all 3.84 0.00 2.34 3.10 0.03 90.69 17:34:01 0 4.59 0.00 2.56 2.04 0.02 90.79 17:34:01 1 3.10 0.00 2.25 3.78 0.05 90.82 17:34:01 2 3.75 0.00 2.35 3.40 0.02 90.49 17:34:01 3 3.94 0.00 2.20 3.17 0.03 90.66 17:35:01 all 12.75 0.00 8.07 2.16 0.10 76.91 17:35:01 0 15.34 0.00 9.26 3.90 0.08 71.41 17:35:01 1 12.58 0.00 8.16 0.92 0.12 78.22 17:35:01 2 11.32 0.00 7.38 2.44 0.08 78.78 17:35:01 3 11.75 0.00 7.51 1.41 0.10 79.23 Average: all 2.75 0.00 1.66 0.71 0.02 94.86 Average: 0 3.01 0.00 1.89 0.75 0.02 94.33 Average: 1 2.70 0.00 1.62 0.64 0.03 95.02 Average: 2 2.61 0.00 1.54 0.89 0.02 94.94 Average: 3 2.69 0.00 1.59 0.56 0.02 95.14