---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9310 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 477 5322 0 2175 7218 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:b3:6e:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:feb3:6e7a/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-9310) 03/20/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 152.26 66.60 85.66 4267.33 40808.68 12:49:01 83.94 29.99 53.95 1696.50 9321.03 12:50:01 71.57 8.87 62.71 511.11 7417.56 12:51:01 28.18 3.40 24.78 131.04 4978.77 Average: 83.99 27.22 56.78 1651.72 15633.34 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5964196 7388824 2203216 26.98 37228 1567360 727396 7.89 609020 1430240 85756 12:49:01 5655416 7351096 2511996 30.76 56752 1803456 841480 9.13 666772 1649432 100556 12:50:01 5510548 7436516 2656864 32.53 64896 2018656 646620 7.02 698644 1749032 115500 12:51:01 5432944 7373156 2734468 33.48 67136 2030056 706760 7.67 771172 1753604 10340 Average: 5640776 7387398 2526636 30.94 56503 1854882 730564 7.93 686402 1645577 78038 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:48:01 ens3 446.31 244.38 1520.41 66.55 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 55.91 42.74 417.54 12.89 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 333.18 376.22 1575.48 61.93 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 12:51:01 ens3 64.07 65.34 34.80 599.01 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 224.88 182.17 887.09 185.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9310) 03/20/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.85 0.00 2.74 4.58 1.16 68.67 12:48:01 0 18.23 0.00 3.15 3.27 0.87 74.48 12:48:01 1 14.77 0.00 1.72 4.88 0.90 77.73 12:48:01 2 34.06 0.00 3.89 5.61 1.45 54.99 12:48:01 3 24.36 0.00 2.22 4.52 1.42 67.47 12:49:01 all 22.98 0.00 1.56 2.13 1.54 71.79 12:49:01 0 13.74 0.00 0.83 1.55 0.82 83.06 12:49:01 1 14.14 0.00 0.96 2.21 2.29 80.41 12:49:01 2 56.62 0.00 3.77 0.73 2.17 36.71 12:49:01 3 7.62 0.00 0.70 4.04 0.88 86.77 12:50:01 all 47.14 0.00 2.81 0.73 3.49 45.83 12:50:01 0 51.58 0.00 2.81 0.83 3.44 41.35 12:50:01 1 47.30 0.00 2.39 1.35 3.23 45.72 12:50:01 2 41.59 0.00 3.22 0.72 3.72 50.75 12:50:01 3 48.12 0.00 2.80 0.05 3.56 45.47 12:51:01 all 21.12 0.00 0.93 0.93 0.90 76.11 12:51:01 0 26.47 0.00 1.10 2.43 0.85 69.14 12:51:01 1 18.60 0.00 0.90 0.05 0.53 79.91 12:51:01 2 4.49 0.00 0.50 1.06 0.83 93.13 12:51:01 3 35.01 0.00 1.26 0.17 1.40 62.17 Average: all 28.56 0.00 2.01 2.09 1.78 65.56 Average: 0 27.56 0.00 1.98 2.02 1.50 66.95 Average: 1 23.73 0.00 1.49 2.12 1.74 70.91 Average: 2 34.14 0.00 2.84 2.02 2.04 58.95 Average: 3 28.82 0.00 1.75 2.19 1.82 65.43