---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-30257 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 9.2G 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 597 12379 0 3062 15111 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:c3:6f:c5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.37/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fec3:6fc5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-30257) 07/24/25 _x86_64_ (4 CPU) 07:49:59 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:02 362.24 68.99 293.25 4802.53 63761.11 07:52:01 177.58 42.18 135.40 2373.43 36220.30 07:53:01 46.48 6.32 40.16 226.36 25366.17 07:54:01 21.35 0.43 20.91 10.00 16235.83 07:55:01 14.33 1.82 12.51 196.63 7184.27 07:56:01 34.39 2.30 32.09 197.53 11355.41 Average: 109.20 20.28 88.92 1298.06 26660.21 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:02 13952544 15468504 2472424 15.05 60240 1657676 934004 5.35 746328 1513656 151564 07:52:01 13039892 14897764 3385076 20.61 75384 1971772 1400060 8.01 1386556 1757384 27852 07:53:01 11766160 13750756 4658808 28.36 79280 2090188 2371172 13.57 2585564 1822284 9200 07:54:01 10648476 12998420 5776492 35.17 80840 2447440 3114580 17.82 3340140 2170816 8920 07:55:01 12319952 15080884 4105016 24.99 83440 2848072 1207968 6.91 1409120 2420808 282604 07:56:01 12689556 15484580 3735412 22.74 87292 2877444 827556 4.74 1032744 2426004 25528 Average: 12402763 14613485 4022205 24.49 77746 2315432 1642557 9.40 1750075 2018492 84278 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:02 lo 1.87 1.87 0.19 0.19 0.00 0.00 0.00 0.00 07:51:02 ens3 485.27 322.55 1713.68 77.97 0.00 0.00 0.00 0.00 07:52:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 07:52:01 ens3 312.81 245.13 2429.24 43.79 0.00 0.00 0.00 0.00 07:53:01 lo 20.23 20.23 4.97 4.97 0.00 0.00 0.00 0.00 07:53:01 ens3 1171.64 681.39 1865.76 257.80 0.00 0.00 0.00 0.00 07:54:01 lo 5.58 5.58 0.54 0.54 0.00 0.00 0.00 0.00 07:54:01 ens3 168.87 132.33 369.69 44.28 0.00 0.00 0.00 0.00 07:55:01 lo 11.65 11.65 1.98 1.98 0.00 0.00 0.00 0.00 07:55:01 ens3 1070.60 771.99 2412.95 244.17 0.00 0.00 0.00 0.00 07:56:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 07:56:01 ens3 562.48 444.42 369.18 178.79 0.00 0.00 0.00 0.00 Average: lo 6.81 6.81 1.31 1.31 0.00 0.00 0.00 0.00 Average: ens3 629.49 433.49 1524.21 141.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-30257) 07/24/25 _x86_64_ (4 CPU) 07:49:59 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:02 all 17.88 0.00 2.50 10.59 0.07 68.95 07:51:02 0 26.74 0.00 2.78 3.44 0.08 66.95 07:51:02 1 22.88 0.00 2.06 2.41 0.07 72.59 07:51:02 2 13.20 0.00 3.75 16.84 0.07 66.14 07:51:02 3 8.72 0.00 1.41 19.67 0.07 70.14 07:52:01 all 35.50 0.00 2.00 3.57 0.08 58.85 07:52:01 0 31.53 0.00 1.80 0.94 0.09 65.64 07:52:01 1 30.90 0.00 1.65 4.98 0.07 62.40 07:52:01 2 40.67 0.00 2.58 4.09 0.07 52.59 07:52:01 3 38.93 0.00 1.96 4.30 0.09 54.71 07:53:01 all 60.54 0.00 2.20 0.82 0.09 36.34 07:53:01 0 66.36 0.00 2.04 0.32 0.08 31.19 07:53:01 1 58.20 0.00 2.43 1.31 0.08 37.97 07:53:01 2 58.68 0.00 2.22 1.55 0.10 37.45 07:53:01 3 58.91 0.00 2.14 0.12 0.10 38.73 07:54:01 all 30.41 0.00 1.15 0.78 0.06 67.59 07:54:01 0 33.14 0.00 0.75 0.12 0.07 65.92 07:54:01 1 28.03 0.00 1.30 0.74 0.05 69.88 07:54:01 2 29.05 0.00 1.22 2.25 0.07 67.41 07:54:01 3 31.43 0.00 1.28 0.02 0.07 67.20 07:55:01 all 63.78 0.00 2.67 0.33 0.09 33.12 07:55:01 0 60.95 0.00 2.29 0.85 0.08 35.83 07:55:01 1 67.67 0.00 2.75 0.15 0.10 29.33 07:55:01 2 63.82 0.00 3.05 0.07 0.10 32.96 07:55:01 3 62.66 0.00 2.60 0.25 0.10 34.39 07:56:01 all 39.65 0.00 1.71 0.48 0.08 58.08 07:56:01 0 27.38 0.00 1.59 1.23 0.07 69.73 07:56:01 1 61.46 0.00 2.49 0.30 0.08 35.67 07:56:01 2 38.76 0.00 1.17 0.37 0.08 59.63 07:56:01 3 31.11 0.00 1.62 0.03 0.07 67.17 Average: all 41.31 0.00 2.04 2.76 0.08 53.82 Average: 0 41.04 0.00 1.88 1.15 0.08 55.86 Average: 1 44.90 0.00 2.11 1.64 0.08 51.27 Average: 2 40.69 0.00 2.33 4.19 0.08 52.71 Average: 3 38.60 0.00 1.83 4.05 0.08 55.43