---> uname -a: Linux prd-centos7-docker-4c-2g-3042.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 Avail Use% Mounted on devtmpfs 887M 0 887M 0% /dev tmpfs 919M 0 919M 0% /dev/shm tmpfs 919M 17M 903M 2% /run tmpfs 919M 0 919M 0% /sys/fs/cgroup /dev/vda1 50G 7.8G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 597 64 16 1175 1040 Swap: 1023 2 1021 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP group default qlen 1000 link/ether fa:16:3e:44:2a:07 brd ff:ff:ff:ff:ff:ff inet 10.30.122.218/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe44:2a07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2d:de:fb:e8 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:2dff:fede:fbe8/64 scope link 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) 10/02/2020 _x86_64_ (4 CPU) 04:28:56 PM LINUX RESTART 04:30:02 PM tps rtps wtps bread/s bwrtn/s 04:31:01 PM 107.99 41.84 66.15 8089.78 10406.28 04:32:01 PM 114.92 61.30 53.62 5455.24 7055.47 04:33:01 PM 100.32 22.19 78.12 909.62 9003.05 Average: 107.74 41.78 65.96 4800.36 8812.83 04:30:02 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 PM 194072 1687484 89.69 2620 1060380 1113508 38.00 632172 851256 8 04:32:01 PM 88216 1793340 95.31 2596 1116888 1152220 39.32 704384 895032 43544 04:33:01 PM 91120 1790436 95.16 2024 1081736 1151188 39.29 703164 855772 54344 Average: 124469 1757087 93.38 2413 1086335 1138972 38.87 679907 867353 32632 04:30:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:01 PM eth0 1340.72 876.00 561.76 3773.24 0.00 0.00 0.00 04:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:01 PM docker0 27.34 39.61 1.84 299.19 0.00 0.00 0.00 04:32:01 PM eth0 92.86 72.50 856.51 12.44 0.00 0.00 0.00 04:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 PM eth0 37.03 28.09 127.47 8.29 0.00 0.00 0.00 04:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 485.53 322.50 515.01 1250.87 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.01 13.06 0.61 98.63 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) 10/02/2020 _x86_64_ (4 CPU) 04:28:56 PM LINUX RESTART 04:30:02 PM CPU %user %nice %system %iowait %steal %idle 04:31:01 PM all 20.31 0.00 4.33 1.59 0.21 73.56 04:31:01 PM 0 9.77 0.00 3.61 1.90 0.19 84.52 04:31:01 PM 1 21.54 0.00 4.37 0.98 0.26 72.86 04:31:01 PM 2 34.65 0.00 5.27 1.83 0.18 58.08 04:31:01 PM 3 15.32 0.00 4.08 1.68 0.21 78.71 04:32:01 PM all 16.69 0.00 2.09 2.03 0.05 79.14 04:32:01 PM 0 33.46 0.00 2.90 2.37 0.07 61.20 04:32:01 PM 1 3.94 0.00 1.04 2.29 0.03 92.70 04:32:01 PM 2 20.03 0.00 2.38 1.67 0.05 75.87 04:32:01 PM 3 9.64 0.00 2.01 1.79 0.05 86.51 04:33:01 PM all 16.05 0.00 2.78 1.61 0.07 79.49 04:33:01 PM 0 29.72 0.00 3.73 1.23 0.10 65.22 04:33:01 PM 1 6.10 0.00 1.74 0.84 0.07 91.25 04:33:01 PM 2 12.11 0.00 2.38 1.38 0.03 84.09 04:33:01 PM 3 16.45 0.00 3.32 2.96 0.05 77.21 Average: all 17.66 0.00 3.05 1.74 0.11 77.44 Average: 0 24.45 0.00 3.41 1.83 0.12 70.18 Average: 1 10.42 0.00 2.36 1.38 0.12 85.72 Average: 2 22.10 0.00 3.32 1.63 0.09 72.87 Average: 3 13.78 0.00 3.13 2.15 0.10 80.84