---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2095 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: 2799.998 BogoMIPS: 5599.99 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 11G 8.4G 57% / 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 549 3064 0 4361 7128 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:43:d9:fc brd ff:ff:ff:ff:ff:ff inet 10.32.7.45/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:fe43:d9fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:8f:30:eb 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::42:68ff:fe8f:30eb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2095) 11/07/26 _x86_64_ (4 CPU) 04:34:16 LINUX RESTART (4 CPU) 04:35:01 tps rtps wtps bread/s bwrtn/s 04:36:01 93.44 20.84 72.59 718.56 8442.39 04:37:01 115.80 52.12 63.67 3224.26 17853.02 04:38:01 149.66 3.93 145.73 470.99 71177.20 04:39:01 11.38 0.33 11.05 11.06 752.54 04:40:01 26.95 1.12 25.83 91.72 9070.09 Average: 79.44 15.67 63.77 903.31 21458.61 04:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:36:01 5510320 7346052 2657108 32.53 57072 1944928 1031776 11.20 653652 1804476 228980 04:37:01 3757536 6112964 4409892 53.99 71488 2431296 2368396 25.70 1976804 2192648 137336 04:38:01 1528952 5500160 6638476 81.28 139460 3832236 3542152 38.43 2702208 3522924 640 04:39:01 1475904 5410392 6691524 81.93 139736 3797544 3105880 33.70 2810784 3468096 13960 04:40:01 3130440 7289108 5036988 61.67 143392 4013168 1090944 11.84 1037156 3592436 28984 Average: 3080630 6331735 5086798 62.28 110230 3203834 2227830 24.17 1836121 2916116 81980 04:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:36:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 04:36:01 ens3 95.05 82.57 1638.82 10.27 0.00 0.00 0.00 0.00 04:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 04:37:01 ens3 306.60 290.95 4867.35 46.08 0.00 0.00 0.00 0.00 04:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 veth6ed2efb 0.17 0.43 0.01 0.03 0.00 0.00 0.00 0.00 04:38:01 lo 5.17 5.17 0.78 0.78 0.00 0.00 0.00 0.00 04:38:01 ens3 767.86 626.10 8406.58 46.73 0.00 0.00 0.00 0.00 04:38:01 veth75eae88 0.57 0.88 0.07 0.42 0.00 0.00 0.00 0.00 04:39:01 veth6ed2efb 0.18 0.40 0.01 0.03 0.00 0.00 0.00 0.00 04:39:01 lo 1452.42 1452.42 407.92 407.92 0.00 0.00 0.00 0.00 04:39:01 ens3 417.75 202.18 92.41 256.76 0.00 0.00 0.00 0.00 04:39:01 docker0 1.22 1.80 0.19 0.62 0.00 0.00 0.00 0.00 04:40:01 lo 11.08 11.08 1.94 1.94 0.00 0.00 0.00 0.00 04:40:01 ens3 68.66 60.66 778.52 15.27 0.00 0.00 0.00 0.00 04:40:01 docker0 0.12 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: lo 294.21 294.21 82.17 82.17 0.00 0.00 0.00 0.00 Average: ens3 331.17 252.49 3156.69 75.02 0.00 0.00 0.00 0.00 Average: docker0 0.27 0.39 0.04 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2095) 11/07/26 _x86_64_ (4 CPU) 04:34:16 LINUX RESTART (4 CPU) 04:35:01 CPU %user %nice %system %iowait %steal %idle 04:36:01 all 19.39 0.00 1.20 2.76 0.07 76.58 04:36:01 0 33.02 0.00 1.95 0.60 0.10 64.33 04:36:01 1 1.64 0.00 0.67 8.64 0.03 89.02 04:36:01 2 24.67 0.00 1.19 0.37 0.08 73.69 04:36:01 3 18.20 0.00 0.98 1.44 0.05 79.33 04:37:01 all 50.47 0.00 2.00 1.93 0.14 45.46 04:37:01 0 55.04 0.00 1.95 1.64 0.17 41.20 04:37:01 1 49.76 0.00 2.28 1.80 0.13 46.03 04:37:01 2 46.74 0.00 2.18 1.51 0.13 49.43 04:37:01 3 50.34 0.00 1.59 2.74 0.12 45.21 04:38:01 all 20.93 0.00 6.19 2.51 0.11 70.26 04:38:01 0 18.77 0.00 6.66 1.50 0.10 72.97 04:38:01 1 22.56 0.00 6.65 3.14 0.12 67.54 04:38:01 2 22.06 0.00 5.71 1.91 0.12 70.20 04:38:01 3 20.38 0.00 5.74 3.50 0.10 70.28 04:39:01 all 61.78 0.00 4.99 0.22 0.17 32.83 04:39:01 0 61.61 0.00 4.53 0.29 0.16 33.41 04:39:01 1 64.62 0.00 4.57 0.21 0.18 30.42 04:39:01 2 59.35 0.00 5.33 0.08 0.18 35.07 04:39:01 3 61.58 0.00 5.50 0.29 0.17 32.46 04:40:01 all 26.91 0.00 1.51 0.61 0.10 70.88 04:40:01 0 28.41 0.00 1.69 2.38 0.14 67.38 04:40:01 1 17.80 0.00 1.38 0.03 0.12 80.66 04:40:01 2 41.30 0.00 1.85 0.04 0.08 56.73 04:40:01 3 15.54 0.00 0.98 0.14 0.11 83.23 Average: all 36.13 0.00 3.17 1.58 0.12 59.00 Average: 0 39.62 0.00 3.36 1.27 0.13 55.62 Average: 1 31.69 0.00 3.13 2.77 0.12 62.30 Average: 2 39.19 0.00 3.19 0.74 0.12 56.77 Average: 3 33.84 0.00 3.01 1.61 0.11 61.43