---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2688 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 557 11185 0 4296 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:17:8a:fa brd ff:ff:ff:ff:ff:ff inet 10.30.106.125/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85954sec preferred_lft 85954sec inet6 fe80::f816:3eff:fe17:8afa/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-2688) 10/14/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 164.29 31.69 132.60 1765.80 31762.75 13:05:01 89.07 10.61 78.45 616.03 14830.46 13:06:01 17.03 7.06 9.97 301.30 912.15 13:07:01 28.78 0.12 28.66 1.20 3273.99 13:08:01 38.33 0.05 38.28 0.40 11277.45 13:09:01 47.51 2.28 45.23 216.76 58686.49 Average: 63.88 8.57 55.31 479.99 20088.80 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13590988 15398116 2833980 17.25 73796 1924324 901468 5.16 843136 1756148 130196 13:05:01 12209416 14344572 4215552 25.67 80752 2236508 1714384 9.81 1962884 1996436 10480 13:06:01 10864224 13024992 5560744 33.86 81820 2260108 2921124 16.72 3323440 1975884 4516 13:07:01 11136828 13448520 5288140 32.20 86684 2400980 2489844 14.25 2918776 2098416 62356 13:08:01 10793384 13384068 5631584 34.29 92864 2665648 2512044 14.38 2986020 2358660 10496 13:09:01 10115424 14153400 6309544 38.41 94936 4067820 2829492 16.19 2556092 3427556 7104 Average: 11451711 13958945 4973257 30.28 85142 2592565 2228059 12.75 2431725 2268850 37525 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 ens3 194.07 162.89 2539.79 29.11 0.00 0.00 0.00 0.00 13:04:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 13:05:01 ens3 346.29 262.22 4704.28 47.96 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 873.48 711.92 321.35 307.22 0.00 0.00 0.00 0.00 13:06:01 lo 4.23 4.23 21.46 21.46 0.00 0.00 0.00 0.00 13:07:01 ens3 289.39 258.32 1040.36 93.84 0.00 0.00 0.00 0.00 13:07:01 lo 2.67 2.67 4.46 4.46 0.00 0.00 0.00 0.00 13:08:01 ens3 315.40 231.94 4173.09 32.22 0.00 0.00 0.00 0.00 13:08:01 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 13:09:01 ens3 683.04 487.25 2371.96 178.23 0.00 0.00 0.00 0.00 13:09:01 lo 1.55 1.55 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 451.05 353.00 2524.79 115.03 0.00 0.00 0.00 0.00 Average: lo 1.58 1.58 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-2688) 10/14/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 23.30 0.00 1.54 4.72 0.07 70.37 13:04:01 0 12.44 0.00 1.24 7.04 0.09 79.20 13:04:01 1 20.21 0.00 0.81 6.74 0.05 72.18 13:04:01 2 16.14 0.00 1.14 1.90 0.05 80.78 13:04:01 3 44.45 0.00 2.98 3.20 0.10 49.26 13:05:01 all 29.05 0.00 1.44 24.92 0.08 44.51 13:05:01 0 22.57 0.00 1.62 35.25 0.07 40.48 13:05:01 1 32.65 0.00 1.00 18.76 0.07 47.52 13:05:01 2 32.16 0.00 1.81 20.15 0.08 45.80 13:05:01 3 28.84 0.00 1.29 25.55 0.08 44.24 13:06:01 all 48.92 0.00 3.43 2.24 0.09 45.32 13:06:01 0 49.91 0.00 3.00 0.73 0.08 46.28 13:06:01 1 51.80 0.00 4.50 2.66 0.10 40.93 13:06:01 2 46.64 0.00 4.19 0.70 0.10 48.37 13:06:01 3 47.30 0.00 2.07 4.86 0.08 45.68 13:07:01 all 42.13 0.00 1.69 0.33 0.09 55.75 13:07:01 0 29.30 0.00 1.73 1.00 0.10 67.87 13:07:01 1 42.79 0.00 1.80 0.32 0.10 54.99 13:07:01 2 49.77 0.00 1.81 0.00 0.10 48.33 13:07:01 3 46.75 0.00 1.44 0.00 0.08 51.74 13:08:01 all 7.67 0.00 0.72 0.90 0.06 90.65 13:08:01 0 8.92 0.00 0.72 2.49 0.07 87.81 13:08:01 1 8.78 0.00 0.70 0.38 0.05 90.08 13:08:01 2 7.72 0.00 1.09 0.48 0.07 90.64 13:08:01 3 5.24 0.00 0.38 0.23 0.07 94.07 13:09:01 all 48.41 0.00 2.50 1.50 0.10 47.49 13:09:01 0 41.39 0.00 2.15 1.75 0.10 54.62 13:09:01 1 44.86 0.00 2.89 4.03 0.10 48.11 13:09:01 2 55.48 0.00 2.53 0.23 0.10 41.66 13:09:01 3 51.94 0.00 2.44 0.00 0.08 45.54 Average: all 33.28 0.00 1.89 5.77 0.08 58.99 Average: 0 27.49 0.00 1.74 8.03 0.08 62.65 Average: 1 33.54 0.00 1.95 5.48 0.08 58.95 Average: 2 34.68 0.00 2.09 3.92 0.08 59.22 Average: 3 37.40 0.00 1.76 5.63 0.08 55.12