---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1340 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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): 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 557 11188 0 4293 15152 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:99:cc:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.161/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85935sec preferred_lft 85935sec inet6 fe80::f816:3eff:fe99:cce7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1340) 09/30/25 _x86_64_ (4 CPU) 13:03:04 LINUX RESTART (4 CPU) 13:04:02 tps rtps wtps bread/s bwrtn/s 13:05:01 217.82 41.17 176.65 2310.00 46006.10 13:06:01 20.26 8.13 12.13 354.61 1462.82 13:07:01 23.08 0.12 22.96 1.20 2792.73 13:08:01 19.73 0.02 19.71 0.13 3690.05 13:09:01 21.54 0.00 21.54 0.00 2908.76 13:10:01 47.36 2.32 45.04 216.76 45387.37 Average: 57.86 8.54 49.32 475.39 16961.06 13:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:05:01 12767372 14899312 3657588 22.27 80468 2233992 1340568 7.67 1387200 2018260 22904 13:06:01 11017100 13177636 5407860 32.92 81760 2260096 3006580 17.21 3170708 1976528 4940 13:07:01 11460100 13756204 4964860 30.23 85708 2387208 2297232 13.15 2612456 2086124 61276 13:08:01 11385328 13730428 5039632 30.68 89200 2430212 2334516 13.36 2639032 2126736 4868 13:09:01 11276272 13707244 5148688 31.35 92852 2508920 2334516 13.36 2664396 2202660 7404 13:10:01 10174088 14217388 6250872 38.06 95048 4073000 2267104 12.97 2489216 3435984 567548 Average: 11346710 13914702 5078250 30.92 87506 2648905 2263419 12.95 2493835 2307715 111490 13:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:05:01 ens3 701.25 474.67 6724.83 95.45 0.00 0.00 0.00 0.00 13:05:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 13:06:01 ens3 1072.94 769.42 337.57 314.73 0.00 0.00 0.00 0.00 13:06:01 lo 4.45 4.45 21.49 21.49 0.00 0.00 0.00 0.00 13:07:01 ens3 377.72 260.79 861.20 87.63 0.00 0.00 0.00 0.00 13:07:01 lo 2.43 2.43 4.45 4.45 0.00 0.00 0.00 0.00 13:08:01 ens3 89.65 62.96 590.82 12.11 0.00 0.00 0.00 0.00 13:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:09:01 ens3 112.78 78.64 1165.50 17.43 0.00 0.00 0.00 0.00 13:09:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 13:10:01 ens3 1146.94 840.56 5065.64 270.38 0.00 0.00 0.00 0.00 13:10:01 lo 1.58 1.58 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 583.21 414.33 2445.79 133.06 0.00 0.00 0.00 0.00 Average: lo 1.57 1.57 4.38 4.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1340) 09/30/25 _x86_64_ (4 CPU) 13:03:04 LINUX RESTART (4 CPU) 13:04:02 CPU %user %nice %system %iowait %steal %idle 13:05:01 all 32.03 0.00 2.24 2.38 0.08 63.27 13:05:01 0 43.88 0.00 2.58 1.08 0.09 52.38 13:05:01 1 25.91 0.00 1.95 0.27 0.07 71.80 13:05:01 2 31.48 0.00 2.23 3.03 0.07 63.19 13:05:01 3 26.95 0.00 2.18 5.14 0.07 65.66 13:06:01 all 55.97 0.00 3.47 0.48 0.10 39.98 13:06:01 0 48.43 0.00 2.93 0.03 0.10 48.51 13:06:01 1 57.72 0.00 3.45 1.20 0.08 37.55 13:06:01 2 57.95 0.00 4.26 0.62 0.10 37.07 13:06:01 3 59.81 0.00 3.26 0.08 0.10 36.75 13:07:01 all 37.83 0.00 1.47 0.46 0.07 60.17 13:07:01 0 30.34 0.00 1.52 0.00 0.07 68.07 13:07:01 1 41.79 0.00 1.37 0.00 0.08 56.76 13:07:01 2 37.95 0.00 2.20 1.85 0.07 57.93 13:07:01 3 41.20 0.00 0.78 0.02 0.05 57.95 13:08:01 all 6.26 0.00 0.37 0.02 0.05 93.30 13:08:01 0 5.74 0.00 0.48 0.00 0.05 93.73 13:08:01 1 9.08 0.00 0.17 0.02 0.07 90.67 13:08:01 2 5.47 0.00 0.42 0.10 0.05 93.96 13:08:01 3 4.74 0.00 0.42 0.00 0.05 94.79 13:09:01 all 3.84 0.00 0.38 0.05 0.05 95.67 13:09:01 0 5.77 0.00 0.63 0.02 0.07 93.51 13:09:01 1 2.07 0.00 0.38 0.00 0.03 97.52 13:09:01 2 2.69 0.00 0.13 0.18 0.05 96.95 13:09:01 3 4.85 0.00 0.40 0.00 0.02 94.73 13:10:01 all 44.47 0.00 2.22 0.72 0.08 52.51 13:10:01 0 40.72 0.00 2.07 0.08 0.08 57.04 13:10:01 1 40.74 0.00 2.31 1.71 0.08 55.16 13:10:01 2 56.10 0.00 2.55 0.25 0.08 41.02 13:10:01 3 40.35 0.00 1.93 0.85 0.10 56.77 Average: all 30.03 0.00 1.69 0.68 0.07 67.53 Average: 0 29.05 0.00 1.70 0.20 0.08 68.98 Average: 1 29.53 0.00 1.60 0.53 0.07 68.26 Average: 2 31.91 0.00 1.96 1.00 0.07 65.06 Average: 3 29.65 0.00 1.49 1.00 0.06 67.80