---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1492 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 471 5347 0 2157 7225 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:a6:4c:52 brd ff:ff:ff:ff:ff:ff inet 10.32.7.81/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fea6:4c52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1492) 12/23/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 149.72 64.48 85.23 4234.53 40570.95 12:49:01 78.44 23.74 54.70 1488.83 9730.69 12:50:01 69.31 14.60 54.72 701.23 6998.47 12:51:01 23.70 1.70 22.00 80.39 4774.80 Average: 80.30 26.14 54.16 1626.67 15541.54 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5977144 7404108 2190268 26.82 37112 1569384 722848 7.84 595276 1428912 86496 12:49:01 5696672 7397720 2470740 30.25 57444 1807004 830748 9.01 619376 1653028 104072 12:50:01 5426288 7342504 2741124 33.56 63332 2011272 744680 8.08 786692 1745044 127212 12:51:01 5495164 7415628 2672248 32.72 65248 2013364 675180 7.33 721632 1740948 9508 Average: 5648817 7389990 2518595 30.84 55784 1850256 743364 8.07 680744 1641983 81822 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:48:02 ens3 417.82 230.85 1435.40 65.26 0.00 0.00 0.00 0.00 12:49:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 78.83 55.09 464.10 14.91 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 243.20 265.48 1249.56 45.40 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 54.07 64.87 28.71 600.93 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 198.98 154.49 795.82 182.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1492) 12/23/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.19 0.00 2.62 5.21 2.42 68.56 12:48:02 0 27.94 0.00 1.79 6.84 2.42 61.01 12:48:02 1 29.99 0.00 2.55 3.38 2.70 61.39 12:48:02 2 15.48 0.00 1.94 4.84 2.55 75.19 12:48:02 3 11.28 0.00 4.19 5.77 2.03 76.72 12:49:01 all 21.53 0.00 1.49 2.29 1.86 72.83 12:49:01 0 18.61 0.00 1.55 5.83 2.05 71.97 12:49:01 1 44.25 0.00 2.67 1.05 2.29 49.75 12:49:01 2 8.38 0.00 1.23 1.23 1.95 87.22 12:49:01 3 14.93 0.00 0.51 1.02 1.15 82.39 12:50:01 all 34.33 0.00 1.71 1.23 4.61 58.13 12:50:01 0 31.12 0.00 1.66 1.08 3.72 62.42 12:50:01 1 53.54 0.00 2.42 1.49 5.64 36.90 12:50:01 2 29.06 0.00 1.53 1.45 4.98 62.97 12:50:01 3 23.74 0.00 1.25 0.90 4.10 70.01 12:51:01 all 20.43 0.00 1.00 0.81 1.37 76.39 12:51:01 0 5.58 0.00 0.76 2.21 0.90 90.55 12:51:01 1 4.74 0.00 0.60 0.07 0.67 93.93 12:51:01 2 38.24 0.00 1.56 0.36 2.10 57.73 12:51:01 3 33.05 0.00 1.11 0.60 1.81 63.43 Average: all 24.39 0.00 1.71 2.38 2.57 68.95 Average: 0 20.83 0.00 1.44 3.98 2.27 71.47 Average: 1 33.10 0.00 2.06 1.50 2.83 60.52 Average: 2 22.85 0.00 1.56 1.97 2.90 70.72 Average: 3 20.80 0.00 1.77 2.07 2.28 73.08