---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-51 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 676K 1.6G 1% /run /dev/vda1 78G 8.8G 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 619 12802 0 2618 15098 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:1e:51:ec brd ff:ff:ff:ff:ff:ff inet 10.30.107.21/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe1e:51ec/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-51) 12/19/25 _x86_64_ (4 CPU) 09:49:56 LINUX RESTART (4 CPU) 09:50:01 tps rtps wtps bread/s bwrtn/s 09:51:01 371.67 55.12 316.55 3649.13 88868.92 09:52:01 188.12 38.58 149.54 2398.53 35625.26 09:53:01 18.74 3.35 15.39 106.63 2316.29 09:54:01 43.73 2.78 40.94 134.64 12103.05 Average: 155.56 24.96 130.60 1572.17 34727.03 09:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:51:01 13980732 15537612 2444236 14.88 61940 1696584 823592 4.71 675748 1554772 164208 09:52:01 12305252 14308776 4119716 25.08 79492 2107868 2153228 12.32 1973036 1891712 58688 09:53:01 12314068 14326604 4110900 25.03 79924 2116196 2149328 12.30 2018760 1840116 2352 09:54:01 13039580 15398600 3385388 20.61 84004 2453532 912400 5.22 1082148 2043604 33884 Average: 12909908 14892898 3515060 21.40 76340 2093545 1509637 8.64 1437423 1832551 64783 09:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:51:01 lo 1.87 1.87 0.21 0.21 0.00 0.00 0.00 0.00 09:51:01 ens3 413.53 262.72 1718.51 75.18 0.00 0.00 0.00 0.00 09:52:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 09:52:01 ens3 417.51 320.08 3662.49 60.75 0.00 0.00 0.00 0.00 09:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:53:01 ens3 283.49 160.65 70.42 67.65 0.00 0.00 0.00 0.00 09:54:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 09:54:01 ens3 237.21 180.92 581.01 52.58 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 337.93 231.09 1508.05 64.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-51) 12/19/25 _x86_64_ (4 CPU) 09:49:56 LINUX RESTART (4 CPU) 09:50:01 CPU %user %nice %system %iowait %steal %idle 09:51:01 all 20.52 0.00 2.06 8.45 0.08 68.89 09:51:01 0 15.25 0.00 1.30 2.91 0.08 80.45 09:51:01 1 18.83 0.00 1.39 5.27 0.07 74.44 09:51:01 2 24.18 0.00 2.94 4.47 0.07 68.34 09:51:01 3 23.83 0.00 2.64 21.21 0.08 52.24 09:52:01 all 38.17 0.00 1.84 5.41 0.09 54.48 09:52:01 0 39.30 0.00 1.91 7.42 0.10 51.27 09:52:01 1 30.71 0.00 1.12 0.47 0.10 67.61 09:52:01 2 39.45 0.00 2.03 8.10 0.08 50.33 09:52:01 3 43.24 0.00 2.31 5.67 0.10 48.69 09:53:01 all 72.42 0.00 2.26 0.08 0.11 25.14 09:53:01 0 70.91 0.00 2.23 0.03 0.08 26.74 09:53:01 1 74.45 0.00 2.29 0.03 0.10 23.12 09:53:01 2 74.37 0.00 2.45 0.15 0.12 22.91 09:53:01 3 69.95 0.00 2.05 0.08 0.10 27.81 09:54:01 all 32.95 0.00 1.80 2.31 0.06 62.88 09:54:01 0 21.10 0.00 1.69 0.07 0.05 77.09 09:54:01 1 49.07 0.00 2.00 3.72 0.08 45.13 09:54:01 2 33.88 0.00 1.52 4.67 0.07 59.86 09:54:01 3 27.70 0.00 2.01 0.80 0.07 69.42 Average: all 41.00 0.00 1.99 4.06 0.08 52.86 Average: 0 36.60 0.00 1.78 2.61 0.08 58.93 Average: 1 43.26 0.00 1.70 2.37 0.09 52.58 Average: 2 42.94 0.00 2.23 4.35 0.08 50.39 Average: 3 41.22 0.00 2.25 6.92 0.09 49.52