---> uname -a: Linux prd-centos7-docker-4c-2g-5290.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: 2933.438 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 7.6G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 596 65 16 1174 1041 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:1f:64:3c brd ff:ff:ff:ff:ff:ff inet 10.30.123.4/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe1f:643c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:50:db:66:f1 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::42:50ff:fedb:66f1/64 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) 10/14/2020 _x86_64_ (4 CPU) 01:49:33 AM LINUX RESTART 01:50:02 AM tps rtps wtps bread/s bwrtn/s 01:51:01 AM 188.15 61.36 126.79 9405.86 47950.67 01:52:01 AM 120.43 66.37 54.05 6396.14 7625.12 01:53:01 AM 98.97 25.30 73.66 1572.03 9939.54 Average: 135.56 50.96 84.61 5771.58 21695.66 01:50:02 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 AM 98236 1783320 94.78 2620 1149176 1246004 42.52 569096 1021696 60916 01:52:01 AM 83420 1798136 95.57 2620 1143916 1165740 39.78 649048 964596 60144 01:53:01 AM 90784 1790772 95.18 2596 1110396 1145296 39.09 639912 921388 103972 Average: 90813 1790743 95.17 2612 1134496 1185680 40.47 619352 969227 75011 01:50:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:01 AM veth58fdd12 41.83 49.94 3.16 299.65 0.00 0.00 0.00 01:51:01 AM eth0 1194.18 987.36 4575.03 132.15 0.00 0.00 0.00 01:51:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:51:01 AM docker0 41.83 49.81 2.59 299.64 0.00 0.00 0.00 01:52:01 AM eth0 422.01 284.02 713.55 962.06 0.00 0.00 0.00 01:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 AM docker0 0.10 0.07 0.00 0.01 0.00 0.00 0.00 01:53:01 AM eth0 27.43 18.56 198.08 4.85 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 537.05 422.97 1799.44 367.27 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 13.83 16.44 0.85 98.79 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) 10/14/2020 _x86_64_ (4 CPU) 01:49:33 AM LINUX RESTART 01:50:02 AM CPU %user %nice %system %iowait %steal %idle 01:51:01 AM all 22.09 0.00 9.15 5.76 0.07 62.93 01:51:01 AM 0 23.56 0.00 10.15 5.40 0.05 60.84 01:51:01 AM 1 18.95 0.00 7.10 4.66 0.09 69.21 01:51:01 AM 2 21.94 0.00 8.97 3.66 0.03 65.39 01:51:01 AM 3 23.94 0.00 10.43 9.32 0.07 56.24 01:52:01 AM all 18.11 0.00 3.35 2.12 0.05 76.37 01:52:01 AM 0 32.04 0.00 4.28 0.76 0.03 62.90 01:52:01 AM 1 13.42 0.00 3.89 4.97 0.07 77.65 01:52:01 AM 2 14.29 0.00 2.79 1.58 0.07 81.28 01:52:01 AM 3 12.67 0.00 2.41 1.18 0.07 83.68 01:53:01 AM all 15.18 0.00 3.31 1.64 0.03 79.85 01:53:01 AM 0 24.61 0.00 3.39 2.10 0.02 69.89 01:53:01 AM 1 4.10 0.00 1.51 0.95 0.03 93.40 01:53:01 AM 2 17.04 0.00 5.13 2.85 0.02 74.97 01:53:01 AM 3 14.98 0.00 3.23 0.67 0.02 81.10 Average: all 18.43 0.00 5.24 3.15 0.05 73.14 Average: 0 26.76 0.00 5.90 2.73 0.03 64.58 Average: 1 12.10 0.00 4.14 3.51 0.06 80.19 Average: 2 17.72 0.00 5.61 2.69 0.04 73.94 Average: 3 17.14 0.00 5.31 3.68 0.05 73.82