---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1597 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 446 1350 0 2146 3234 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:ab:44:7d brd ff:ff:ff:ff:ff:ff inet 10.32.7.45/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:feab:447d/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-1597) 07/29/25 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 161.36 75.90 85.45 4668.96 40684.17 12:49:01 67.29 17.11 50.17 1218.46 8489.12 12:50:01 79.31 22.54 56.76 989.54 7947.35 12:51:01 22.88 0.65 22.23 45.59 4758.54 Average: 82.71 29.05 53.66 1730.61 15469.48 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 1890948 3328760 2147696 53.18 36924 1564264 652612 12.83 565268 1424184 86476 12:49:01 1694720 3394244 2343924 58.04 57192 1789784 540672 10.63 513200 1640744 132828 12:50:01 1394612 3317912 2644032 65.47 62920 2002144 609076 11.97 706440 1735372 126708 12:51:01 1383704 3311004 2654940 65.74 64956 2004424 614884 12.09 721364 1731872 10252 Average: 1590996 3337980 2447648 60.61 55498 1840154 604311 11.88 626568 1633043 89066 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 381.49 221.93 1489.91 66.49 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 56.62 38.99 441.99 13.98 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 291.69 286.95 1271.03 61.43 0.00 0.00 0.00 0.00 12:50:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 12:51:01 ens3 54.76 66.01 28.87 600.19 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 Average: ens3 196.14 153.48 807.97 185.52 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 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-1597) 07/29/25 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.20 0.00 2.59 5.14 1.51 68.56 12:48:01 0 12.55 0.00 4.32 10.16 1.55 71.42 12:48:01 1 25.74 0.00 2.35 3.32 1.43 67.16 12:48:01 2 22.24 0.00 1.78 4.02 1.52 70.44 12:48:01 3 28.25 0.00 1.91 3.09 1.56 65.19 12:49:01 all 21.38 0.00 1.32 1.94 1.40 73.96 12:49:01 0 15.20 0.00 0.96 5.18 1.64 77.03 12:49:01 1 43.63 0.00 2.89 0.43 1.94 51.10 12:49:01 2 15.93 0.00 0.98 1.75 0.93 80.41 12:49:01 3 10.84 0.00 0.45 0.36 1.08 87.27 12:50:01 all 38.28 0.00 1.70 1.35 2.78 55.89 12:50:01 0 38.89 0.00 1.69 1.37 3.01 55.04 12:50:01 1 27.86 0.00 1.38 0.55 2.36 67.85 12:50:01 2 31.90 0.00 1.76 1.23 2.71 62.40 12:50:01 3 54.40 0.00 1.97 2.27 3.04 38.31 12:51:01 all 20.37 0.00 0.97 0.69 1.00 76.97 12:51:01 0 16.51 0.00 0.96 0.26 1.36 80.91 12:51:01 1 50.22 0.00 1.32 0.23 1.57 46.67 12:51:01 2 13.52 0.00 1.00 0.05 0.77 84.66 12:51:01 3 1.26 0.00 0.60 2.23 0.32 95.59 Average: all 25.56 0.00 1.64 2.28 1.67 68.84 Average: 0 20.80 0.00 1.98 4.24 1.89 71.10 Average: 1 36.86 0.00 1.98 1.13 1.83 58.19 Average: 2 20.90 0.00 1.38 1.76 1.48 74.47 Average: 3 23.71 0.00 1.23 1.99 1.50 71.57