---> uname -a: Linux prd-centos7-docker-4c-2g-4335.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 590 82 16 1164 1048 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:1b:7a:cd brd ff:ff:ff:ff:ff:ff inet 10.30.123.88/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe1b:7acd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:82:5f:39:3b 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::42:82ff:fe5f:393b/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) 01:50:43 AM LINUX RESTART 01:52:02 AM tps rtps wtps bread/s bwrtn/s 01:53:01 AM 118.88 73.40 45.47 10734.25 6841.98 01:54:01 AM 73.03 13.53 59.50 1001.76 7963.98 01:55:01 AM 94.01 23.70 70.30 993.43 8371.42 Average: 95.18 36.75 58.43 4225.14 7727.09 01:52:02 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:53:01 AM 100836 1780720 94.64 2596 1169684 1079196 36.83 625032 965228 144 01:54:01 AM 78316 1803240 95.84 2464 1130064 1119888 38.22 696656 898688 93592 01:55:01 AM 67380 1814176 96.42 2020 1123084 1099824 37.54 686556 885444 86348 Average: 82177 1799379 95.63 2360 1140944 1099636 37.53 669415 916453 60028 01:52:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:53:01 AM eth0 1312.21 877.03 394.94 3800.10 0.00 0.00 0.00 01:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM docker0 14.19 17.15 0.98 132.24 0.00 0.00 0.00 01:54:01 AM eth0 85.18 70.97 815.47 9.57 0.00 0.00 0.00 01:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 37.57 26.50 131.24 9.20 0.00 0.00 0.00 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 476.14 323.42 449.30 1265.94 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.70 5.68 0.33 43.83 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) 01:50:43 AM LINUX RESTART 01:52:02 AM CPU %user %nice %system %iowait %steal %idle 01:53:01 AM all 20.34 0.00 4.77 1.60 0.15 73.15 01:53:01 AM 0 12.03 0.00 4.29 0.44 0.23 83.02 01:53:01 AM 1 25.69 0.00 4.41 3.20 0.09 66.62 01:53:01 AM 2 14.46 0.00 4.96 0.94 0.19 79.46 01:53:01 AM 3 29.06 0.00 5.39 1.78 0.12 63.65 01:54:01 AM all 16.91 0.00 2.63 0.89 0.03 79.53 01:54:01 AM 0 30.72 0.00 2.91 0.80 0.03 65.54 01:54:01 AM 1 9.45 0.00 2.18 1.70 0.03 86.63 01:54:01 AM 2 20.93 0.00 3.85 0.78 0.03 74.41 01:54:01 AM 3 6.75 0.00 1.63 0.30 0.02 91.30 01:55:01 AM all 15.43 0.00 2.97 2.12 0.04 79.44 01:55:01 AM 0 19.79 0.00 3.16 2.25 0.03 74.76 01:55:01 AM 1 6.57 0.00 1.91 1.45 0.05 90.01 01:55:01 AM 2 29.36 0.00 5.09 3.56 0.03 61.95 01:55:01 AM 3 6.10 0.00 1.73 1.25 0.03 90.89 Average: all 17.54 0.00 3.44 1.54 0.07 77.41 Average: 0 20.96 0.00 3.44 1.17 0.10 74.33 Average: 1 13.85 0.00 2.83 2.11 0.06 81.16 Average: 2 21.60 0.00 4.63 1.76 0.09 71.93 Average: 3 13.81 0.00 2.89 1.10 0.06 82.14