---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12450 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 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 549 11209 0 4281 15161 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:13:dd:a1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.197/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85963sec preferred_lft 85963sec inet6 fe80::f816:3eff:fe13:dda1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12450) 11/13/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 139.46 28.63 110.83 1658.12 16150.77 13:05:01 117.26 16.40 100.87 811.60 22036.99 13:06:01 21.21 4.10 17.11 193.03 6583.17 13:07:01 33.71 0.15 33.56 2.27 9960.87 13:08:01 38.84 0.10 38.74 1.47 13141.09 13:09:01 52.32 2.72 49.60 231.66 63593.60 Average: 67.13 8.68 58.45 483.00 21912.00 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13771664 15481800 2653304 16.15 70224 1834208 889824 5.09 745132 1675620 101228 13:05:01 11733744 13878516 4691224 28.56 80996 2245476 2346352 13.43 2441456 1992796 15836 13:06:01 11807372 14007992 4617596 28.11 83544 2296508 1956424 11.20 2345824 2008416 18648 13:07:01 11131336 13466272 5293632 32.23 88092 2421584 2437008 13.95 2900052 2120176 5400 13:08:01 10908832 13839944 5516136 33.58 92760 2996836 2095984 12.00 2538964 2681872 346768 13:09:01 11470872 15502080 4954096 30.16 95816 4062088 803496 4.60 1207796 3426052 19444 Average: 11803970 14362767 4620998 28.13 85239 2642783 1754848 10.04 2029871 2317489 84554 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 ens3 100.68 74.12 1151.51 17.10 0.00 0.00 0.00 0.00 13:04:01 lo 0.97 0.97 0.12 0.12 0.00 0.00 0.00 0.00 13:05:01 ens3 707.13 520.78 6167.43 98.73 0.00 0.00 0.00 0.00 13:05:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:06:01 ens3 875.60 614.53 598.24 262.32 0.00 0.00 0.00 0.00 13:06:01 lo 5.67 5.67 25.75 25.75 0.00 0.00 0.00 0.00 13:07:01 ens3 138.48 109.55 952.76 26.64 0.00 0.00 0.00 0.00 13:07:01 lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 13:08:01 ens3 242.80 173.44 3731.76 25.33 0.00 0.00 0.00 0.00 13:08:01 lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 13:09:01 ens3 1195.68 804.18 3035.19 278.34 0.00 0.00 0.00 0.00 13:09:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 543.41 382.77 2606.19 118.08 0.00 0.00 0.00 0.00 Average: lo 1.66 1.66 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-12450) 11/13/25 _x86_64_ (4 CPU) 13:02:22 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 19.36 0.00 1.99 6.19 0.08 72.39 13:04:01 0 36.17 0.00 2.05 2.43 0.09 59.26 13:04:01 1 9.97 0.00 3.24 0.82 0.07 85.91 13:04:01 2 23.76 0.00 1.81 14.70 0.10 59.62 13:04:01 3 8.18 0.00 0.85 6.95 0.07 83.95 13:05:01 all 46.96 0.00 2.34 2.19 0.12 48.38 13:05:01 0 37.71 0.00 3.07 0.55 0.13 58.54 13:05:01 1 53.91 0.00 1.60 1.57 0.12 42.80 13:05:01 2 47.21 0.00 2.14 1.87 0.12 48.66 13:05:01 3 49.06 0.00 2.56 4.80 0.12 43.47 13:06:01 all 48.00 0.00 3.54 0.13 0.11 48.22 13:06:01 0 40.93 0.00 2.51 0.03 0.10 56.42 13:06:01 1 52.42 0.00 5.50 0.32 0.10 41.66 13:06:01 2 45.87 0.00 1.73 0.08 0.10 52.21 13:06:01 3 52.78 0.00 4.44 0.10 0.12 42.56 13:07:01 all 27.31 0.00 0.88 0.40 0.08 71.33 13:07:01 0 24.50 0.00 0.80 0.03 0.08 74.58 13:07:01 1 27.89 0.00 0.90 1.52 0.08 69.60 13:07:01 2 24.61 0.00 0.70 0.00 0.08 74.60 13:07:01 3 32.23 0.00 1.12 0.03 0.08 66.53 13:08:01 all 12.63 0.00 0.91 0.57 0.06 85.83 13:08:01 0 14.48 0.00 0.90 0.69 0.07 83.86 13:08:01 1 10.70 0.00 0.60 1.12 0.03 87.55 13:08:01 2 11.75 0.00 1.44 0.05 0.07 86.69 13:08:01 3 13.56 0.00 0.72 0.45 0.08 85.18 13:09:01 all 44.95 0.00 2.29 3.06 0.11 49.59 13:09:01 0 42.96 0.00 2.36 2.16 0.12 52.42 13:09:01 1 46.07 0.00 2.55 2.74 0.12 48.52 13:09:01 2 51.77 0.00 2.30 5.24 0.10 40.58 13:09:01 3 39.02 0.00 1.92 2.10 0.12 56.84 Average: all 33.24 0.00 1.99 2.08 0.09 62.59 Average: 0 32.78 0.00 1.95 0.97 0.10 64.19 Average: 1 33.48 0.00 2.40 1.35 0.09 62.68 Average: 2 34.23 0.00 1.69 3.60 0.10 60.39 Average: 3 32.46 0.00 1.94 2.40 0.10 63.10