---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1852 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 482 5245 0 2248 7212 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:bf:86:09 brd ff:ff:ff:ff:ff:ff inet 10.32.6.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:febf:8609/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1852) 12/27/25 _x86_64_ (4 CPU) 19:37:52 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 134.01 54.69 79.32 3594.07 40305.97 19:40:01 86.41 30.25 56.16 1685.54 9820.71 19:41:01 78.14 9.32 68.82 643.76 10623.43 19:42:01 28.38 1.32 27.06 101.32 3601.67 Average: 81.71 23.87 57.85 1505.42 16114.16 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 5964276 7387328 2203144 26.97 37144 1565600 714328 7.75 612504 1424100 88252 19:40:01 5594092 7293224 2573328 31.51 57408 1805456 844360 9.16 723852 1651800 104832 19:41:01 4978692 6965404 3188728 39.04 65296 2076540 1077888 11.70 1127112 1844912 65336 19:42:01 5386964 7397400 2780456 34.04 68524 2096756 666804 7.24 718892 1845736 24412 Average: 5481006 7260839 2686414 32.89 57093 1886088 825845 8.96 795590 1691637 70708 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 ens3 369.94 213.76 1420.62 63.34 0.00 0.00 0.00 0.00 19:39:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:40:01 ens3 95.51 53.48 448.41 15.53 0.00 0.00 0.00 0.00 19:40:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 19:41:01 ens3 439.66 475.32 3122.75 77.14 0.00 0.00 0.00 0.00 19:41:01 lo 1.25 1.25 0.18 0.18 0.00 0.00 0.00 0.00 19:42:01 ens3 50.46 54.06 211.87 17.09 0.00 0.00 0.00 0.00 19:42:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 239.49 199.77 1304.48 43.39 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1852) 12/27/25 _x86_64_ (4 CPU) 19:37:52 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 21.77 0.00 1.79 5.15 2.44 68.85 19:39:02 0 30.24 0.00 2.02 2.05 2.66 63.03 19:39:02 1 13.05 0.00 1.58 5.16 2.43 77.79 19:39:02 2 26.30 0.00 1.98 4.06 2.77 64.88 19:39:02 3 17.52 0.00 1.58 9.33 1.91 69.66 19:40:01 all 23.84 0.00 1.51 2.66 2.51 69.48 19:40:01 0 15.62 0.00 1.22 1.22 2.49 79.44 19:40:01 1 29.38 0.00 1.83 2.20 2.59 64.01 19:40:01 2 35.72 0.00 1.80 0.50 3.09 58.89 19:40:01 3 14.61 0.00 1.21 6.73 1.87 75.58 19:41:01 all 41.94 0.00 2.22 0.79 7.55 47.50 19:41:01 0 44.01 0.00 1.90 1.07 6.80 46.22 19:41:01 1 40.72 0.00 1.67 0.53 7.22 49.85 19:41:01 2 40.21 0.00 2.96 0.73 8.44 47.66 19:41:01 3 42.83 0.00 2.33 0.83 7.73 46.28 19:42:01 all 21.49 0.00 1.05 0.96 1.43 75.06 19:42:01 0 20.28 0.00 0.83 1.01 1.44 76.43 19:42:01 1 15.00 0.00 1.28 1.28 0.93 81.51 19:42:01 2 48.39 0.00 1.59 0.50 2.76 46.76 19:42:01 3 2.26 0.00 0.53 1.06 0.58 95.56 Average: all 27.33 0.00 1.65 2.38 3.50 65.14 Average: 0 27.62 0.00 1.49 1.34 3.36 66.19 Average: 1 24.54 0.00 1.59 2.29 3.31 68.27 Average: 2 37.66 0.00 2.09 1.45 4.29 54.51 Average: 3 19.45 0.00 1.42 4.46 3.05 71.62