---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-40223 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 8.9G 69G 12% / 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 623 12598 0 2818 15086 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:ff:ed:89 brd ff:ff:ff:ff:ff:ff inet 10.30.107.219/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86043sec preferred_lft 86043sec inet6 fe80::f816:3eff:feff:ed89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-40223) 08/23/25 _x86_64_ (4 CPU) 08:35:19 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:01 138.19 15.71 122.48 1212.06 44593.23 08:38:01 357.00 26.36 330.64 1317.83 13547.75 08:39:01 83.87 4.05 79.82 202.10 14032.73 08:40:01 45.82 0.87 44.95 58.00 3719.07 08:41:01 42.41 1.43 40.98 72.39 4129.45 Average: 133.47 9.69 123.78 572.52 16004.77 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 13909872 15606344 2515096 15.31 71284 1819988 723716 4.14 620452 1669176 96100 08:38:01 11854708 13938568 4570260 27.83 92276 2168688 2327180 13.32 2365640 1938468 115192 08:39:01 11609452 14000840 4815516 29.32 97888 2462116 2064104 11.81 2542944 1990040 14164 08:40:01 10629920 13114344 5795048 35.28 100992 2545168 2856480 16.35 3475932 2028396 10612 08:41:01 12966816 15514324 3458152 21.05 104944 2603680 786908 4.50 1115884 2056596 11784 Average: 12194154 14434884 4230814 25.76 93477 2319928 1751678 10.02 2024170 1936535 49570 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 08:37:01 ens3 100.45 86.99 1138.14 20.54 0.00 0.00 0.00 0.00 08:38:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:38:01 ens3 317.63 287.60 3129.58 48.96 0.00 0.00 0.00 0.00 08:39:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 08:39:01 ens3 389.30 293.28 4162.60 58.99 0.00 0.00 0.00 0.00 08:40:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:40:01 ens3 512.92 442.30 669.79 211.14 0.00 0.00 0.00 0.00 08:41:01 lo 35.06 35.06 3.16 3.16 0.00 0.00 0.00 0.00 08:41:01 ens3 293.55 266.04 291.53 655.56 0.00 0.00 0.00 0.00 Average: lo 7.39 7.39 0.67 0.67 0.00 0.00 0.00 0.00 Average: ens3 322.76 275.24 1878.41 199.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-40223) 08/23/25 _x86_64_ (4 CPU) 08:35:19 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 13.39 0.00 1.15 2.61 0.05 82.79 08:37:01 0 2.81 0.00 0.85 3.38 0.03 92.93 08:37:01 1 34.43 0.00 2.67 1.44 0.07 61.39 08:37:01 2 14.82 0.00 0.75 0.42 0.07 83.95 08:37:01 3 1.54 0.00 0.35 5.21 0.02 92.88 08:38:01 all 50.70 0.00 2.18 0.98 0.09 46.05 08:38:01 0 46.50 0.00 1.86 0.81 0.08 50.75 08:38:01 1 51.69 0.00 2.07 1.53 0.10 44.60 08:38:01 2 49.67 0.00 1.82 0.32 0.10 48.10 08:38:01 3 54.91 0.00 2.96 1.27 0.10 40.76 08:39:01 all 46.93 0.00 1.88 0.17 0.10 50.93 08:39:01 0 48.92 0.00 1.62 0.10 0.10 49.26 08:39:01 1 51.68 0.00 1.91 0.17 0.08 46.16 08:39:01 2 37.86 0.00 2.21 0.13 0.08 59.71 08:39:01 3 49.31 0.00 1.82 0.27 0.08 48.52 08:40:01 all 61.22 0.00 2.62 0.08 0.12 35.96 08:40:01 0 61.35 0.00 1.41 0.07 0.12 37.06 08:40:01 1 62.00 0.00 2.71 0.00 0.12 35.18 08:40:01 2 50.08 0.00 2.99 0.13 0.12 46.68 08:40:01 3 71.57 0.00 3.35 0.08 0.13 24.87 08:41:01 all 25.11 0.00 1.83 0.41 0.06 72.59 08:41:01 0 39.82 0.00 2.59 0.12 0.08 57.40 08:41:01 1 23.35 0.00 1.57 0.10 0.07 74.91 08:41:01 2 9.70 0.00 0.99 1.37 0.05 87.89 08:41:01 3 27.54 0.00 2.17 0.10 0.05 70.14 Average: all 39.45 0.00 1.93 0.85 0.08 57.68 Average: 0 39.86 0.00 1.67 0.89 0.08 57.50 Average: 1 44.61 0.00 2.19 0.65 0.09 52.47 Average: 2 32.43 0.00 1.75 0.47 0.08 65.26 Average: 3 40.93 0.00 2.13 1.39 0.08 55.48