---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1461 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 700K 797M 1% /run /dev/vda1 20G 11G 9.0G 54% / 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 502 3704 0 3768 7174 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:69:ac:c9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85938sec preferred_lft 85938sec inet6 fe80::f816:3eff:fe69:acc9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ac:17:e9:52 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-1461) 08/20/25 _x86_64_ (4 CPU) 06:05:41 LINUX RESTART (4 CPU) 06:06:01 tps rtps wtps bread/s bwrtn/s 06:07:02 154.67 69.06 85.60 5601.20 39680.12 06:08:01 53.12 0.25 52.86 28.33 7647.85 06:09:01 226.41 122.55 103.87 5512.68 19277.59 06:10:01 102.62 14.83 87.79 1130.69 32264.85 06:11:01 34.38 6.27 28.11 686.29 17692.78 06:12:01 38.99 28.26 10.73 1283.31 4260.18 06:13:01 20.53 0.87 19.66 77.44 1416.59 Average: 90.19 34.66 55.52 2050.47 17486.22 06:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:07:02 5882216 7399844 2285212 27.98 36584 1661792 1001868 10.87 599416 1518024 61132 06:08:01 5654000 7384516 2513428 30.77 54864 1844692 1005504 10.91 623936 1697972 114384 06:09:01 4793584 7400540 3373844 41.31 89900 2641848 1150492 12.48 899320 2201248 467012 06:10:01 3747600 7313192 4419828 54.12 107304 3529988 1445256 15.68 1417716 2675084 422884 06:11:01 4005244 7408580 4162184 50.96 122840 3349816 1156632 12.55 1486576 2345560 18724 06:12:01 3817196 7357988 4350232 53.26 124944 3486336 1006260 10.92 1596628 2426080 11232 06:13:01 3820052 7371064 4347376 53.23 127596 3493868 981176 10.65 1591248 2428352 9372 Average: 4531413 7376532 3636015 44.52 94862 2858334 1106741 12.01 1173549 2184617 157820 06:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:07:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 06:07:02 ens3 267.51 159.68 1076.24 61.42 0.00 0.00 0.00 0.00 06:07:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 06:08:01 ens3 53.91 38.58 699.68 5.38 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 lo 2.13 2.13 0.22 0.22 0.00 0.00 0.00 0.00 06:09:01 ens3 482.34 306.00 1482.81 28.94 0.00 0.00 0.00 0.00 06:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:10:01 ens3 112.30 84.46 782.80 6.87 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 lo 0.23 0.23 0.04 0.04 0.00 0.00 0.00 0.00 06:11:01 ens3 0.28 0.30 0.06 0.12 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 06:12:01 ens3 230.77 103.80 1605.13 26.76 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 06:13:01 ens3 11.08 11.58 8.82 5.68 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 165.72 100.77 808.20 19.34 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1461) 08/20/25 _x86_64_ (4 CPU) 06:05:41 LINUX RESTART (4 CPU) 06:06:01 CPU %user %nice %system %iowait %steal %idle 06:07:02 all 17.01 0.00 2.65 6.98 4.20 69.16 06:07:02 0 23.56 0.00 2.72 14.50 4.23 54.99 06:07:02 1 8.49 0.00 4.33 5.44 4.44 77.30 06:07:02 2 19.25 0.00 2.10 3.57 4.78 70.31 06:07:02 3 16.78 0.00 1.45 4.43 3.34 74.01 06:08:01 all 18.46 0.00 1.13 2.86 2.19 75.36 06:08:01 0 12.39 0.00 1.14 3.50 1.36 81.60 06:08:01 1 17.89 0.00 0.78 3.69 2.02 75.62 06:08:01 2 37.19 0.00 2.05 0.63 3.47 56.66 06:08:01 3 6.22 0.00 0.57 3.66 1.91 87.64 06:09:01 all 17.30 1.55 3.45 8.16 4.38 65.15 06:09:01 0 12.04 0.00 3.15 8.73 3.67 72.42 06:09:01 1 13.89 0.02 3.67 9.86 4.08 68.48 06:09:01 2 26.63 6.16 3.69 7.43 5.29 50.78 06:09:01 3 16.61 0.00 3.25 6.62 4.50 69.02 06:10:01 all 71.44 0.00 10.40 1.07 9.17 7.93 06:10:01 0 73.25 0.00 10.42 2.56 8.83 4.94 06:10:01 1 71.91 0.00 10.33 0.40 8.87 8.49 06:10:01 2 71.92 0.00 10.75 0.66 9.23 7.44 06:10:01 3 68.68 0.00 10.11 0.66 9.72 10.84 06:11:01 all 43.10 0.00 9.45 0.39 8.97 38.08 06:11:01 0 47.53 0.00 9.93 0.26 8.76 33.52 06:11:01 1 39.55 0.00 8.86 0.45 9.02 42.11 06:11:01 2 42.95 0.00 9.08 0.39 9.40 38.18 06:11:01 3 42.40 0.00 9.97 0.47 8.67 38.50 06:12:01 all 29.17 0.00 2.81 1.51 6.16 60.35 06:12:01 0 33.29 0.00 2.66 3.02 6.62 54.41 06:12:01 1 28.60 0.00 2.87 0.44 5.99 62.10 06:12:01 2 22.49 0.00 2.42 0.94 5.76 68.40 06:12:01 3 32.30 0.00 3.24 1.64 6.30 56.52 06:13:01 all 19.84 0.00 0.95 1.24 2.50 75.46 06:13:01 0 68.10 0.00 2.14 1.09 3.68 24.99 06:13:01 1 0.60 0.00 0.34 0.49 2.72 95.85 06:13:01 2 0.64 0.00 0.38 0.10 1.70 97.18 06:13:01 3 10.32 0.00 0.99 3.31 1.91 83.48 Average: all 30.92 0.22 4.42 3.17 5.38 55.89 Average: 0 38.64 0.00 4.60 4.81 5.33 46.62 Average: 1 25.83 0.00 4.47 2.96 5.32 61.43 Average: 2 31.55 0.88 4.36 1.97 5.67 55.57 Average: 3 27.68 0.00 4.24 2.96 5.20 59.91