---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4184 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 9.4G 9.8G 49% / 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 514 4810 0 2651 7173 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:d4:7a:b5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.25/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fed4:7ab5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d2:a7:18:ed 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-4184) 09/20/25 _x86_64_ (4 CPU) 13:12:49 LINUX RESTART (4 CPU) 13:13:01 tps rtps wtps bread/s bwrtn/s 13:14:01 148.96 69.24 79.72 5628.00 39423.71 13:15:01 46.27 0.30 45.97 31.86 5621.46 13:16:01 82.79 31.91 50.87 1691.45 10109.52 13:17:01 7.35 0.03 7.31 0.27 3611.20 13:18:01 34.11 11.16 22.95 776.67 5783.84 13:19:01 24.28 0.67 23.61 76.77 9692.77 Average: 57.29 18.88 38.40 1367.39 12373.24 13:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:14:01 5951760 7443192 2215668 27.13 34748 1638228 976252 10.59 551928 1495712 34436 13:15:01 5682420 7421260 2485008 30.43 54732 1852420 981464 10.65 587808 1702632 177132 13:16:01 5219916 7184532 2947512 36.09 65176 2058092 1155092 12.53 844860 1887376 93292 13:17:01 5124580 7173864 3042848 37.26 68344 2136248 1165116 12.64 856360 1963044 75996 13:18:01 4919056 7329432 3248372 39.77 72736 2485796 1020176 11.07 856332 2156112 261900 13:19:01 4907096 7325712 3260332 39.92 75872 2490432 1033324 11.21 868360 2155940 12300 Average: 5300805 7312999 2866623 35.10 61935 2110203 1055237 11.45 760941 1893469 109176 13:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:14:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 13:14:01 ens3 324.65 173.12 1062.21 64.05 0.00 0.00 0.00 0.00 13:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:15:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 13:15:01 ens3 63.56 44.24 848.29 5.71 0.00 0.00 0.00 0.00 13:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 13:16:01 ens3 140.86 109.43 1579.65 19.24 0.00 0.00 0.00 0.00 13:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:17:01 ens3 133.57 114.85 1252.86 19.31 0.00 0.00 0.00 0.00 13:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:01 lo 1.28 1.28 0.54 0.54 0.00 0.00 0.00 0.00 13:18:01 ens3 166.39 143.48 1856.15 23.75 0.00 0.00 0.00 0.00 13:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 13:19:01 ens3 11.88 12.70 9.32 6.12 0.00 0.00 0.00 0.00 13:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 140.15 99.63 1101.38 23.03 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-4184) 09/20/25 _x86_64_ (4 CPU) 13:12:49 LINUX RESTART (4 CPU) 13:13:01 CPU %user %nice %system %iowait %steal %idle 13:14:01 all 16.13 0.00 3.06 5.92 4.10 70.79 13:14:01 0 8.46 0.00 2.95 11.98 4.24 72.38 13:14:01 1 9.14 0.00 1.96 3.75 3.50 81.64 13:14:01 2 31.76 0.00 4.03 4.08 4.49 55.64 13:14:01 3 15.15 0.00 3.34 3.84 4.18 73.49 13:15:01 all 17.64 0.00 1.25 2.32 2.05 76.74 13:15:01 0 4.62 0.00 0.38 0.02 0.67 94.31 13:15:01 1 31.99 0.00 1.84 5.10 3.32 57.75 13:15:01 2 17.79 0.00 1.61 3.49 2.56 74.55 13:15:01 3 16.14 0.00 1.15 0.68 1.64 80.39 13:16:01 all 20.50 0.00 1.65 2.44 5.01 70.40 13:16:01 0 25.48 0.00 1.78 1.45 4.78 66.51 13:16:01 1 23.54 0.00 1.70 3.13 6.04 65.59 13:16:01 2 14.31 0.00 1.56 3.39 4.62 76.12 13:16:01 3 18.69 0.00 1.57 1.77 4.61 73.36 13:17:01 all 6.25 0.00 0.66 0.11 2.47 90.51 13:17:01 0 5.83 0.00 0.36 0.00 1.51 92.29 13:17:01 1 8.92 0.00 1.01 0.00 4.37 85.69 13:17:01 2 5.40 0.00 0.84 0.20 2.38 91.19 13:17:01 3 4.82 0.00 0.41 0.26 1.59 92.91 13:18:01 all 47.78 0.00 1.92 1.23 10.49 38.59 13:18:01 0 43.66 0.00 1.98 0.70 10.25 43.41 13:18:01 1 45.34 0.00 2.03 0.63 10.69 41.30 13:18:01 2 54.07 0.00 2.02 2.89 10.84 30.18 13:18:01 3 48.08 0.00 1.64 0.69 10.17 39.42 13:19:01 all 19.90 0.00 1.08 1.08 2.09 75.86 13:19:01 0 22.72 0.00 1.43 0.12 1.76 73.97 13:19:01 1 7.68 0.00 0.79 0.87 2.69 87.98 13:19:01 2 30.72 0.00 1.21 3.09 2.38 62.60 13:19:01 3 18.62 0.00 0.88 0.22 1.55 78.74 Average: all 21.42 0.00 1.60 2.18 4.38 70.41 Average: 0 18.55 0.00 1.48 2.38 3.89 73.70 Average: 1 21.12 0.00 1.55 2.23 5.12 69.98 Average: 2 25.71 0.00 1.88 2.86 4.56 65.00 Average: 3 20.31 0.00 1.50 1.24 3.97 72.98