---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2494 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K 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 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 10G 9.3G 52% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 520 4204 0 3250 7156 Swap: 1023 0 1023 ---> 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:2d:6f:28 brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe2d:6f28/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:05:3f:76 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 ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2494) 06/03/26 _x86_64_ (4 CPU) 08:12:15 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 97.02 21.21 75.80 725.35 6342.14 08:15:01 71.71 12.38 59.34 2231.02 13171.41 08:16:01 134.94 0.53 134.41 36.39 46452.78 Average: 101.22 11.37 89.85 997.67 21989.16 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5659264 7347984 2508164 30.71 53148 1804764 1038704 11.27 656304 1663476 144028 08:15:01 5050872 7392804 3116556 38.16 65576 2428936 1176644 12.77 659872 2231684 380956 08:16:01 4338364 7356152 3829064 46.88 89904 3022520 1021716 11.09 751076 2778992 28152 Average: 5016167 7365647 3151261 38.58 69543 2418740 1079021 11.71 689084 2224717 184379 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 ens3 106.58 76.25 1011.17 17.79 0.00 0.00 0.00 0.00 08:15:01 lo 2.40 2.40 0.24 0.24 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 ens3 452.49 282.01 5074.98 26.12 0.00 0.00 0.00 0.00 08:16:01 lo 2.33 2.33 0.21 0.21 0.00 0.00 0.00 0.00 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 ens3 142.15 109.13 1084.58 237.13 0.00 0.00 0.00 0.00 Average: lo 1.75 1.75 0.16 0.16 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 233.76 155.81 2390.47 93.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2494) 06/03/26 _x86_64_ (4 CPU) 08:12:15 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 19.15 0.00 1.44 3.67 1.50 74.24 08:14:01 0 13.50 0.00 1.13 0.58 1.01 83.77 08:14:01 1 38.82 0.00 2.21 2.07 2.06 54.84 08:14:01 2 11.03 0.00 1.24 5.13 1.69 80.91 08:14:01 3 13.24 0.00 1.20 6.90 1.25 77.42 08:15:01 all 19.17 0.00 2.29 2.27 2.38 73.89 08:15:01 0 2.86 0.00 1.41 0.22 1.39 94.12 08:15:01 1 16.45 0.00 1.81 1.42 1.94 78.39 08:15:01 2 42.28 0.00 3.70 5.85 3.15 45.03 08:15:01 3 15.17 0.00 2.24 1.58 3.05 77.96 08:16:01 all 19.27 0.00 4.71 3.10 3.43 69.48 08:16:01 0 15.06 0.00 3.95 1.50 3.58 75.91 08:16:01 1 21.12 0.00 4.06 3.74 2.86 68.22 08:16:01 2 13.70 0.00 4.69 3.75 3.21 74.64 08:16:01 3 27.22 0.00 6.15 3.43 4.06 59.12 Average: all 19.20 0.00 2.81 3.01 2.44 72.53 Average: 0 10.48 0.00 2.16 0.77 2.00 84.60 Average: 1 25.44 0.00 2.69 2.42 2.29 67.16 Average: 2 22.33 0.00 3.21 4.91 2.68 66.87 Average: 3 18.54 0.00 3.20 3.96 2.79 71.51