---> uname -a: Linux prd-centos7-docker-4c-2g-4403.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: 2933.442 BogoMIPS: 5866.88 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 7.7G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 608 79 16 1149 1029 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:e3:97:7b brd ff:ff:ff:ff:ff:ff inet 10.30.122.176/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fee3:977b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:06:e7:50 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::42:67ff:fe06:e750/64 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) 10/09/2020 _x86_64_ (4 CPU) 06:54:52 PM LINUX RESTART 06:56:01 PM tps rtps wtps bread/s bwrtn/s 06:57:01 PM 158.41 83.69 74.72 8259.25 13135.69 06:58:01 PM 79.84 6.96 72.88 790.14 10018.21 06:59:02 PM 86.70 21.05 65.65 906.50 6490.60 Average: 108.29 37.21 71.08 3315.56 9876.98 06:56:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:57:01 PM 90008 1791548 95.22 2620 1150752 1150884 39.28 596036 1012728 11420 06:58:01 PM 88604 1792952 95.29 2596 1084976 1162784 39.68 654092 916488 39128 06:59:02 PM 72168 1809388 96.16 2596 1077724 1152316 39.33 674152 879368 64660 Average: 83593 1797963 95.56 2604 1104484 1155328 39.43 641427 936195 38403 06:56:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:57:01 PM eth0 418.43 279.93 423.73 967.28 0.00 0.00 0.00 06:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 PM docker0 25.92 32.89 1.76 293.64 0.00 0.00 0.00 06:58:01 PM eth0 99.45 85.72 788.07 9.40 0.00 0.00 0.00 06:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:02 PM eth0 37.22 27.14 127.66 8.64 0.00 0.00 0.00 06:59:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 184.84 130.79 446.04 328.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.63 10.95 0.59 97.76 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) 10/09/2020 _x86_64_ (4 CPU) 06:54:52 PM LINUX RESTART 06:56:01 PM CPU %user %nice %system %iowait %steal %idle 06:57:01 PM all 16.00 0.00 4.55 2.33 0.04 77.09 06:57:01 PM 0 17.42 0.00 4.66 1.86 0.03 76.02 06:57:01 PM 1 11.65 0.00 3.44 1.86 0.02 83.03 06:57:01 PM 2 24.06 0.00 5.26 3.51 0.03 67.13 06:57:01 PM 3 10.88 0.00 4.83 2.10 0.05 82.14 06:58:01 PM all 16.54 0.00 2.63 1.15 0.02 79.66 06:58:01 PM 0 23.44 0.00 3.45 1.48 0.03 71.59 06:58:01 PM 1 11.48 0.00 1.96 0.62 0.02 85.92 06:58:01 PM 2 23.45 0.00 3.19 2.03 0.03 71.29 06:58:01 PM 3 7.85 0.00 1.96 0.47 0.02 89.71 06:59:02 PM all 15.61 0.00 3.17 1.96 0.02 79.25 06:59:02 PM 0 20.43 0.00 2.98 1.36 0.02 75.22 06:59:02 PM 1 17.58 0.00 3.97 1.77 0.02 76.66 06:59:02 PM 2 15.12 0.00 3.23 3.19 0.00 78.46 06:59:02 PM 3 9.31 0.00 2.47 1.49 0.02 86.72 Average: all 16.05 0.00 3.45 1.81 0.03 78.67 Average: 0 20.43 0.00 3.69 1.57 0.03 74.28 Average: 1 13.57 0.00 3.12 1.42 0.02 81.87 Average: 2 20.86 0.00 3.89 2.91 0.02 72.31 Average: 3 9.34 0.00 3.08 1.35 0.03 86.20