---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1164 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 7.6G 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 465 5320 0 2189 7228 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:2b:80:dd brd ff:ff:ff:ff:ff:ff inet 10.32.7.25/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe2b:80dd/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-1164) 08/16/25 _x86_64_ (4 CPU) 15:35:58 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 178.13 97.27 80.87 5175.33 40304.95 15:38:01 57.38 5.51 51.87 171.14 8820.39 15:39:01 84.61 12.85 71.76 491.44 10817.19 15:40:01 28.43 0.83 27.60 87.19 4217.03 Average: 87.13 29.11 58.02 1481.02 16038.36 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 6027336 7418356 2140084 26.20 36424 1535240 700308 7.60 581704 1396748 71640 15:38:01 5842952 7492284 2324468 28.46 56000 1757916 600548 6.52 514516 1617176 123064 15:39:01 5163708 7010416 3003712 36.78 64724 1938732 1031868 11.20 1045372 1745976 6544 15:40:01 5489212 7439016 2678208 32.79 68164 2036664 656600 7.12 653120 1811296 25756 Average: 5630802 7340018 2536618 31.06 56328 1817138 747331 8.11 698678 1642799 56751 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 15:37:01 ens3 355.27 217.70 1211.40 64.87 0.00 0.00 0.00 0.00 15:38:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 15:38:01 ens3 63.03 42.20 677.76 5.59 0.00 0.00 0.00 0.00 15:39:01 lo 2.25 2.25 0.25 0.25 0.00 0.00 0.00 0.00 15:39:01 ens3 406.65 458.46 2639.19 84.55 0.00 0.00 0.00 0.00 15:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:40:01 ens3 103.42 110.18 601.90 25.61 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 232.08 207.14 1282.60 45.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1164) 08/16/25 _x86_64_ (4 CPU) 15:35:58 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 21.44 0.00 2.58 6.22 2.19 67.56 15:37:01 0 17.93 0.00 1.84 2.51 1.79 75.92 15:37:01 1 8.61 0.00 4.36 8.84 2.61 75.58 15:37:01 2 22.36 0.00 2.04 7.59 2.32 65.69 15:37:01 3 36.93 0.00 2.07 5.92 2.04 53.03 15:38:01 all 20.53 0.00 1.23 2.20 1.38 74.66 15:38:01 0 15.50 0.00 0.96 0.47 0.86 82.20 15:38:01 1 52.83 0.00 2.72 2.97 2.49 38.98 15:38:01 2 4.29 0.00 0.66 4.16 1.27 89.61 15:38:01 3 9.62 0.00 0.56 1.19 0.86 87.76 15:39:01 all 46.14 0.00 2.11 0.82 4.84 46.10 15:39:01 0 48.04 0.00 1.47 0.23 4.63 45.63 15:39:01 1 52.22 0.00 2.36 0.77 4.86 39.79 15:39:01 2 45.42 0.00 2.46 1.59 5.36 45.16 15:39:01 3 38.85 0.00 2.16 0.69 4.48 53.82 15:40:01 all 22.63 0.00 1.21 0.61 1.75 73.80 15:40:01 0 11.95 0.00 0.76 0.03 1.42 85.83 15:40:01 1 16.15 0.00 1.14 1.99 1.19 79.53 15:40:01 2 49.36 0.00 2.14 0.27 2.57 45.67 15:40:01 3 13.05 0.00 0.83 0.15 1.84 84.13 Average: all 27.72 0.00 1.78 2.46 2.54 65.50 Average: 0 23.40 0.00 1.26 0.81 2.18 72.36 Average: 1 32.44 0.00 2.65 3.65 2.79 58.47 Average: 2 30.38 0.00 1.82 3.40 2.89 61.51 Average: 3 24.63 0.00 1.41 1.99 2.31 69.66