---> uname -a: Linux prd-centos7-docker-4c-2g-5234.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 617 72 16 1148 1020 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:dc:12:7c brd ff:ff:ff:ff:ff:ff inet 10.30.123.149/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fedc:127c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2c:fd:4c:96 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::42:2cff:fefd:4c96/64 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) 10/13/2020 _x86_64_ (4 CPU) 11:40:48 PM LINUX RESTART 11:42:02 PM tps rtps wtps bread/s bwrtn/s 11:43:02 PM 104.26 33.93 70.33 4397.90 17807.78 11:44:01 PM 122.55 62.17 60.38 5560.85 9040.08 11:45:01 PM 98.27 23.09 75.17 999.80 8867.08 Average: 108.30 39.64 68.67 3638.09 11888.93 11:42:02 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:43:02 PM 140080 1741476 92.56 2620 1117464 1150920 39.28 750848 805604 65280 11:44:01 PM 77184 1804372 95.90 2596 1112876 1155596 39.44 674276 926572 54960 11:45:01 PM 101300 1780256 94.62 2540 1060060 1152008 39.32 671464 869252 62544 Average: 106188 1775368 94.36 2585 1096800 1152841 39.34 698863 867143 60928 11:42:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:43:02 PM eth0 1660.53 1261.60 4121.81 1082.63 0.00 0.00 0.00 11:43:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:43:02 PM docker0 24.98 32.92 1.72 298.63 0.00 0.00 0.00 11:44:01 PM eth0 111.19 84.85 842.33 14.24 0.00 0.00 0.00 11:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:44:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:45:01 PM eth0 46.60 38.51 128.59 38.60 0.00 0.00 0.00 11:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:45:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 603.15 459.41 1689.18 376.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.28 10.91 0.57 99.02 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) 10/13/2020 _x86_64_ (4 CPU) 11:40:48 PM LINUX RESTART 11:42:02 PM CPU %user %nice %system %iowait %steal %idle 11:43:02 PM all 20.80 0.00 5.20 1.56 0.03 72.41 11:43:02 PM 0 20.84 0.00 7.17 0.56 0.03 71.40 11:43:02 PM 1 25.14 0.00 4.83 0.47 0.02 69.55 11:43:02 PM 2 13.77 0.00 4.09 1.44 0.03 80.65 11:43:02 PM 3 23.45 0.00 4.74 3.74 0.05 68.01 11:44:01 PM all 15.87 0.00 2.43 2.56 0.02 79.13 11:44:01 PM 0 30.38 0.00 2.73 1.66 0.03 65.21 11:44:01 PM 1 8.24 0.00 1.72 3.36 0.00 86.68 11:44:01 PM 2 12.69 0.00 3.33 2.24 0.02 81.72 11:44:01 PM 3 12.32 0.00 1.93 2.96 0.00 82.79 11:45:01 PM all 15.92 0.00 3.08 1.37 0.01 79.62 11:45:01 PM 0 18.88 0.00 3.28 2.19 0.00 75.65 11:45:01 PM 1 9.26 0.00 2.08 1.86 0.02 86.78 11:45:01 PM 2 26.64 0.00 5.14 0.95 0.02 67.25 11:45:01 PM 3 8.98 0.00 1.83 0.50 0.02 88.66 Average: all 17.51 0.00 3.56 1.83 0.02 77.08 Average: 0 23.34 0.00 4.37 1.48 0.02 70.79 Average: 1 14.15 0.00 2.86 1.90 0.01 81.08 Average: 2 17.74 0.00 4.19 1.54 0.02 76.50 Average: 3 14.86 0.00 2.83 2.39 0.02 79.90