---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-31449 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 708K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 855 28447 0 2864 30870 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1c:15:44 brd ff:ff:ff:ff:ff:ff inet 10.30.106.161/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe1c:1544/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:24:e1:9f:f0 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::42:24ff:fee1:9ff0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-31449) 07/29/25 _x86_64_ (8 CPU) 05:03:24 LINUX RESTART (8 CPU) 05:04:01 tps rtps wtps bread/s bwrtn/s 05:05:01 360.44 31.01 329.43 1042.49 81879.82 05:06:01 166.31 22.11 144.19 854.26 63040.29 05:07:01 26.23 0.45 25.78 9.20 3226.53 05:08:01 104.90 3.40 101.50 444.59 29661.06 Average: 164.47 14.24 150.22 587.64 44451.92 05:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 30022512 31672040 2916708 8.85 75760 1879556 1480172 4.36 889036 1728400 229896 05:06:01 28274216 30126656 4665004 14.16 86856 2060904 5028236 14.79 2490632 1849656 19424 05:07:01 28388144 30321472 4551076 13.82 90652 2134272 4986388 14.67 2313984 1903912 11912 05:08:01 27798292 30269312 5140928 15.61 98608 2653068 2551624 7.51 2546720 2238024 548 Average: 28620791 30597370 4318429 13.11 87969 2181950 3511605 10.33 2060093 1929998 65445 05:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 05:05:01 ens3 498.17 326.18 1801.03 81.28 0.00 0.00 0.00 0.00 05:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:06:01 ens3 569.62 400.92 2295.56 104.24 0.00 0.00 0.00 0.00 05:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 05:07:01 ens3 493.40 299.43 834.68 97.60 0.00 0.00 0.00 0.00 05:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 lo 2.27 2.27 0.20 0.20 0.00 0.00 0.00 0.00 05:08:01 ens3 362.52 315.61 1504.09 1262.30 0.00 0.00 0.00 0.00 05:08:01 docker0 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 480.93 335.54 1608.84 386.35 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-31449) 07/29/25 _x86_64_ (8 CPU) 05:03:24 LINUX RESTART (8 CPU) 05:04:01 CPU %user %nice %system %iowait %steal %idle 05:05:01 all 11.70 0.00 0.98 2.16 0.04 85.13 05:05:01 0 32.15 0.00 1.92 0.95 0.05 64.93 05:05:01 1 16.13 0.00 1.52 1.12 0.05 81.18 05:05:01 2 10.48 0.00 1.32 3.13 0.03 85.03 05:05:01 3 16.93 0.00 1.02 0.52 0.05 81.49 05:05:01 4 4.16 0.00 0.80 3.31 0.03 91.69 05:05:01 5 2.80 0.00 0.75 5.65 0.03 90.76 05:05:01 6 8.00 0.00 0.28 2.56 0.02 89.14 05:05:01 7 2.92 0.00 0.15 0.03 0.00 96.90 05:06:01 all 37.35 0.00 1.47 0.54 0.06 60.57 05:06:01 0 38.33 0.00 1.38 0.10 0.07 60.12 05:06:01 1 34.34 0.00 0.92 1.27 0.07 63.39 05:06:01 2 39.96 0.00 1.40 0.87 0.07 57.70 05:06:01 3 40.75 0.00 1.57 0.02 0.07 57.59 05:06:01 4 47.31 0.00 2.37 0.13 0.08 50.10 05:06:01 5 35.38 0.00 1.57 0.20 0.07 62.78 05:06:01 6 31.02 0.00 1.12 1.60 0.05 66.21 05:06:01 7 31.74 0.00 1.42 0.13 0.07 66.64 05:07:01 all 58.40 0.00 2.03 0.01 0.07 39.48 05:07:01 0 53.31 0.00 1.82 0.00 0.07 44.80 05:07:01 1 54.98 0.00 1.77 0.00 0.07 43.18 05:07:01 2 58.94 0.00 1.96 0.02 0.07 39.01 05:07:01 3 60.95 0.00 2.04 0.02 0.07 36.92 05:07:01 4 66.14 0.00 2.58 0.02 0.07 31.20 05:07:01 5 59.60 0.00 2.40 0.00 0.08 37.91 05:07:01 6 59.67 0.00 2.14 0.07 0.07 38.06 05:07:01 7 53.63 0.00 1.52 0.00 0.07 44.78 05:08:01 all 63.19 0.00 2.12 0.44 0.08 34.17 05:08:01 0 62.65 0.00 1.99 0.02 0.08 35.27 05:08:01 1 67.83 0.00 2.09 0.10 0.08 29.89 05:08:01 2 63.96 0.00 2.63 0.85 0.08 32.47 05:08:01 3 63.82 0.00 2.08 0.59 0.08 33.43 05:08:01 4 61.13 0.00 1.96 1.27 0.08 35.55 05:08:01 5 61.91 0.00 2.01 0.02 0.07 36.00 05:08:01 6 62.15 0.00 2.26 0.45 0.08 35.05 05:08:01 7 62.02 0.00 2.00 0.20 0.08 35.70 Average: all 42.65 0.00 1.65 0.79 0.06 54.85 Average: 0 46.60 0.00 1.78 0.27 0.07 51.29 Average: 1 43.32 0.00 1.58 0.62 0.07 54.42 Average: 2 43.32 0.00 1.83 1.22 0.06 53.57 Average: 3 45.59 0.00 1.68 0.28 0.07 52.39 Average: 4 44.67 0.00 1.93 1.18 0.07 52.15 Average: 5 39.94 0.00 1.68 1.46 0.06 56.86 Average: 6 40.19 0.00 1.45 1.17 0.05 57.14 Average: 7 37.58 0.00 1.27 0.09 0.05 61.00