---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8911 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 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 460 5207 0 2307 7233 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:af:8b:42 brd ff:ff:ff:ff:ff:ff inet 10.32.7.147/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:feaf:8b42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8911) 03/14/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:01 167.30 85.41 81.89 4940.46 40071.05 19:40:01 60.06 5.58 54.47 176.10 9469.89 19:41:01 94.42 33.14 61.27 2116.18 12169.84 19:42:01 38.70 1.62 37.09 107.83 4839.99 Average: 90.12 31.44 58.68 1835.33 16639.15 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:01 6056976 7442404 2110436 25.84 35852 1530832 687692 7.46 558260 1393360 66952 19:40:01 5816492 7465212 2350920 28.78 55460 1758688 808696 8.77 542940 1617184 128876 19:41:01 4656828 6599628 3510584 42.98 62396 2038620 1492960 16.20 1470852 1830484 4564 19:42:01 5314156 7386624 2853256 34.93 67468 2160024 710996 7.71 731600 1909720 24408 Average: 5461113 7223467 2706299 33.14 55294 1872041 925086 10.04 825913 1687687 56200 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:01 ens3 370.63 205.46 1192.02 62.87 0.00 0.00 0.00 0.00 19:39:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:40:01 ens3 66.96 53.24 711.59 12.07 0.00 0.00 0.00 0.00 19:40:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:41:01 ens3 373.30 363.09 3563.44 58.00 0.00 0.00 0.00 0.00 19:41:01 lo 1.35 1.35 0.13 0.13 0.00 0.00 0.00 0.00 19:42:01 ens3 173.08 187.04 854.27 35.45 0.00 0.00 0.00 0.00 19:42:01 lo 1.25 1.25 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 246.00 202.21 1580.27 42.10 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8911) 03/14/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:01 all 21.77 0.00 2.71 5.85 3.05 66.63 19:39:01 0 21.62 0.00 4.90 2.49 2.32 68.67 19:39:01 1 32.81 0.00 2.45 6.81 3.26 54.66 19:39:01 2 19.15 0.00 2.26 5.10 3.41 70.08 19:39:01 3 13.61 0.00 1.28 8.97 3.21 72.94 19:40:01 all 19.81 0.00 1.30 2.35 2.24 74.31 19:40:01 0 21.49 0.00 1.21 2.85 1.58 72.87 19:40:01 1 45.21 0.00 2.66 1.56 2.67 47.90 19:40:01 2 9.82 0.00 0.94 0.89 1.69 86.65 19:40:01 3 3.02 0.00 0.36 4.06 2.99 89.57 19:41:01 all 41.25 0.00 1.94 1.68 6.10 49.03 19:41:01 0 42.53 0.00 2.38 2.01 6.43 46.66 19:41:01 1 35.24 0.00 1.44 1.13 5.46 56.73 19:41:01 2 49.37 0.00 2.19 2.24 6.77 39.44 19:41:01 3 37.75 0.00 1.82 1.36 5.74 53.32 19:42:01 all 22.57 0.00 1.35 0.78 2.89 72.42 19:42:01 0 11.44 0.00 1.27 0.17 2.05 85.07 19:42:01 1 39.03 0.00 1.77 0.21 3.22 55.76 19:42:01 2 17.94 0.00 1.64 2.48 3.81 74.12 19:42:01 3 21.97 0.00 0.66 0.23 2.43 74.70 Average: all 26.38 0.00 1.83 2.66 3.57 65.56 Average: 0 24.33 0.00 2.44 1.88 3.11 68.24 Average: 1 38.06 0.00 2.08 2.42 3.66 53.78 Average: 2 24.13 0.00 1.76 2.68 3.93 67.50 Average: 3 19.06 0.00 1.03 3.67 3.59 72.65