---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9397 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 11G 8.8G 55% / 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 503 3624 0 3847 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:97:12:3d brd ff:ff:ff:ff:ff:ff inet 10.32.7.240/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:fe97:123d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d3:fe:8c:2d 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:d3ff:fefe:8c2d/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-9397) 11/17/25 _x86_64_ (4 CPU) 12:08:23 LINUX RESTART (4 CPU) 12:09:02 tps rtps wtps bread/s bwrtn/s 12:10:01 86.36 26.01 60.35 917.40 4583.49 12:11:02 85.64 25.58 60.06 2183.64 9995.67 12:12:01 35.29 13.47 21.82 859.78 4100.44 12:13:01 14.20 6.62 7.58 247.03 3441.56 12:14:01 73.90 3.07 70.83 364.93 59591.47 12:15:01 75.57 0.95 74.63 58.91 25880.84 Average: 61.83 12.58 49.26 771.29 18006.83 12:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:01 5809464 7383724 2357964 28.87 40128 1712876 1033460 11.21 618096 1565504 83568 12:11:02 5529720 7393972 2637708 32.30 59728 1967412 1134744 12.31 638696 1793732 96192 12:12:01 4996700 6993788 3170728 38.82 65288 2089704 1345824 14.60 1059816 1893956 93328 12:13:01 4810108 6850452 3357320 41.11 66936 2129080 1403068 15.22 1254252 1878616 28076 12:14:01 2631980 6011068 5535448 67.77 85024 3404392 2244320 24.35 2254308 2985676 46680 12:15:01 3672828 7303556 4494600 55.03 90068 3643192 1082360 11.74 1133332 3062236 27916 Average: 4575133 6989427 3592295 43.98 67862 2491109 1373963 14.91 1159750 2196620 62627 12:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 12:10:01 ens3 270.14 152.45 1297.90 56.37 0.00 0.00 0.00 0.00 12:11:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:02 lo 2.67 2.67 0.24 0.24 0.00 0.00 0.00 0.00 12:11:02 ens3 57.96 36.43 422.23 12.78 0.00 0.00 0.00 0.00 12:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:12:01 ens3 164.76 142.29 1505.29 22.00 0.00 0.00 0.00 0.00 12:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 lo 119.91 119.91 36.52 36.52 0.00 0.00 0.00 0.00 12:13:01 ens3 50.42 47.73 476.06 7.19 0.00 0.00 0.00 0.00 12:14:01 veth3862469 0.00 0.17 0.00 0.01 0.00 0.00 0.00 0.00 12:14:01 docker0 504.73 2224.05 25.75 1634.63 0.00 0.00 0.00 0.00 12:14:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 12:14:01 ens3 2426.93 642.93 6295.28 44.74 0.00 0.00 0.00 0.00 12:15:01 docker0 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 12:15:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 12:15:01 ens3 24.43 22.29 33.65 25.68 0.00 0.00 0.00 0.00 Average: docker0 84.58 372.68 4.31 273.91 0.00 0.00 0.00 0.00 Average: lo 21.00 21.00 6.20 6.20 0.00 0.00 0.00 0.00 Average: ens3 500.60 174.15 1673.07 28.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9397) 11/17/25 _x86_64_ (4 CPU) 12:08:23 LINUX RESTART (4 CPU) 12:09:02 CPU %user %nice %system %iowait %steal %idle 12:10:01 all 21.48 0.00 1.35 3.42 4.58 69.16 12:10:01 0 12.54 0.00 1.67 7.93 3.90 73.96 12:10:01 1 13.10 0.00 0.72 0.79 4.70 80.68 12:10:01 2 38.13 0.00 1.52 1.72 5.79 52.84 12:10:01 3 22.27 0.00 1.52 3.29 3.92 68.99 12:11:02 all 19.57 0.00 1.62 3.40 3.41 72.00 12:11:02 0 7.93 0.00 1.12 7.34 2.94 80.69 12:11:02 1 30.85 0.00 2.64 2.21 3.57 60.73 12:11:02 2 33.73 0.00 2.35 2.78 5.70 55.44 12:11:02 3 5.49 0.00 0.35 1.21 1.38 91.57 12:12:01 all 22.30 0.00 1.14 0.90 6.18 69.47 12:12:01 0 21.59 0.00 1.01 0.46 6.15 70.79 12:12:01 1 22.85 0.00 1.09 0.43 6.07 69.56 12:12:01 2 25.71 0.00 1.37 0.84 7.15 64.94 12:12:01 3 19.05 0.00 1.11 1.92 5.34 72.59 12:13:01 all 41.77 0.00 1.64 0.45 10.84 45.30 12:13:01 0 45.66 0.00 1.43 0.29 10.78 41.84 12:13:01 1 40.38 0.00 1.84 0.81 10.79 46.18 12:13:01 2 39.52 0.00 1.45 0.06 10.93 48.04 12:13:01 3 41.57 0.00 1.81 0.65 10.86 45.10 12:14:01 all 28.26 0.00 4.82 2.06 7.95 56.90 12:14:01 0 27.25 0.00 4.77 2.62 7.52 57.84 12:14:01 1 19.82 0.00 4.22 2.89 8.00 65.07 12:14:01 2 40.67 0.00 6.44 0.55 8.82 43.52 12:14:01 3 25.41 0.00 3.86 2.15 7.47 61.12 12:15:01 all 18.20 0.00 2.08 2.44 3.74 73.54 12:15:01 0 8.94 0.00 1.81 2.90 2.53 83.82 12:15:01 1 22.61 0.00 1.77 0.67 3.92 71.03 12:15:01 2 14.99 0.00 2.46 4.80 3.52 74.23 12:15:01 3 26.13 0.00 2.27 1.43 4.97 65.20 Average: all 25.32 0.00 2.11 2.11 6.13 64.33 Average: 0 20.73 0.00 1.97 3.57 5.65 68.06 Average: 1 24.96 0.00 2.05 1.30 6.19 65.49 Average: 2 32.14 0.00 2.60 1.79 6.99 56.48 Average: 3 23.41 0.00 1.83 1.77 5.68 67.31