---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2269 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 606 12789 0 2644 15108 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:ba:61:98 brd ff:ff:ff:ff:ff:ff inet 10.30.106.245/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:feba:6198/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2269) 12/30/25 _x86_64_ (4 CPU) 18:48:50 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:02 369.96 62.45 307.51 3726.49 26333.36 18:51:01 157.62 29.81 127.81 1720.66 19310.35 18:52:01 41.08 12.95 28.13 857.72 6283.35 18:53:01 32.46 3.20 29.26 117.31 4300.08 Average: 150.26 27.09 123.17 1605.15 14035.32 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:02 13864196 15501984 2560772 15.59 67572 1766768 872628 4.99 721048 1615752 232864 18:51:01 13358852 15283060 3066116 18.67 85736 2021952 1036500 5.93 1001660 1815164 8284 18:52:01 12487520 14537236 3937448 23.97 88756 2140388 1983216 11.35 1809356 1868184 2536 18:53:01 13126480 15497880 3298488 20.08 91704 2455480 830512 4.75 992108 2042164 314820 Average: 13209262 15205040 3215706 19.58 83442 2096147 1180714 6.76 1131043 1835316 139626 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:02 lo 2.27 2.27 0.25 0.25 0.00 0.00 0.00 0.00 18:50:02 ens3 402.43 269.76 1855.69 77.99 0.00 0.00 0.00 0.00 18:51:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 18:51:01 ens3 436.18 376.26 3309.16 77.45 0.00 0.00 0.00 0.00 18:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:52:01 ens3 299.38 213.66 763.26 68.43 0.00 0.00 0.00 0.00 18:53:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 18:53:01 ens3 199.18 168.64 383.41 64.26 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 333.87 256.58 1570.65 72.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2269) 12/30/25 _x86_64_ (4 CPU) 18:48:50 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:02 all 22.93 0.00 2.11 3.49 0.07 71.40 18:50:02 0 6.67 0.00 1.09 1.65 0.08 90.51 18:50:02 1 38.95 0.00 3.03 3.18 0.07 54.78 18:50:02 2 21.62 0.00 1.86 2.42 0.05 74.05 18:50:02 3 24.40 0.00 2.49 6.71 0.05 66.35 18:51:01 all 21.91 0.00 1.89 0.73 0.08 75.39 18:51:01 0 18.72 0.00 1.56 0.50 0.10 79.11 18:51:01 1 20.99 0.00 2.30 0.45 0.09 76.17 18:51:01 2 18.04 0.00 1.68 1.30 0.07 78.92 18:51:01 3 29.76 0.00 2.02 0.66 0.05 67.50 18:52:01 all 71.54 0.00 2.04 0.19 0.10 26.12 18:52:01 0 72.30 0.00 1.89 0.17 0.10 25.54 18:52:01 1 68.99 0.00 1.92 0.32 0.10 28.67 18:52:01 2 75.20 0.00 2.46 0.17 0.12 22.06 18:52:01 3 69.66 0.00 1.94 0.10 0.12 28.18 18:53:01 all 48.87 0.00 2.13 0.23 0.08 48.68 18:53:01 0 45.67 0.00 2.44 0.72 0.07 51.10 18:53:01 1 40.38 0.00 1.79 0.05 0.08 57.70 18:53:01 2 46.62 0.00 1.93 0.05 0.07 51.33 18:53:01 3 62.85 0.00 2.33 0.13 0.08 34.61 Average: all 41.46 0.00 2.05 1.16 0.08 55.24 Average: 0 36.01 0.00 1.75 0.76 0.09 61.39 Average: 1 42.51 0.00 2.26 1.00 0.08 54.14 Average: 2 40.57 0.00 1.98 0.98 0.08 56.39 Average: 3 46.74 0.00 2.20 1.91 0.08 49.08