---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4010 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 5301 0 2203 7224 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:98:a3:14 brd ff:ff:ff:ff:ff:ff inet 10.32.6.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe98:a314/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4010) 01/24/26 _x86_64_ (4 CPU) 10:41:46 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 118.01 51.47 66.54 3493.42 6386.95 10:44:01 81.89 30.74 51.14 1664.66 8516.71 10:45:01 67.32 8.45 58.87 488.72 9456.02 10:46:01 22.49 0.68 21.81 77.69 3750.26 Average: 72.42 22.84 49.59 1431.01 7027.21 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5905184 7371444 2262228 27.70 39556 1605112 744164 8.07 639916 1453524 94632 10:44:01 5569340 7282208 2598072 31.81 58288 1817880 824568 8.95 757844 1641092 107704 10:45:01 5373560 7342060 2793852 34.21 64516 2061272 734476 7.97 764196 1818948 91568 10:46:01 5406704 7374656 2760708 33.80 66432 2058632 701708 7.61 736772 1812772 11676 Average: 5563697 7342592 2603715 31.88 57198 1885724 751229 8.15 724682 1681584 76395 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:43:01 ens3 408.82 213.63 1467.21 65.05 0.00 0.00 0.00 0.00 10:44:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:44:01 ens3 92.23 77.29 544.91 17.79 0.00 0.00 0.00 0.00 10:45:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 10:45:01 ens3 345.51 322.93 2472.78 59.58 0.00 0.00 0.00 0.00 10:46:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 10:46:01 ens3 11.68 12.31 9.08 5.87 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 214.54 156.53 1123.40 37.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4010) 01/24/26 _x86_64_ (4 CPU) 10:41:46 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 24.70 0.00 1.93 3.53 1.09 68.74 10:43:01 0 17.30 0.00 1.24 2.02 0.85 78.59 10:43:01 1 53.69 0.00 2.70 1.22 1.78 40.60 10:43:01 2 16.71 0.00 1.98 5.65 1.00 74.66 10:43:01 3 11.05 0.00 1.81 5.24 0.75 81.14 10:44:01 all 26.85 0.00 1.57 2.09 1.20 68.29 10:44:01 0 45.88 0.00 2.40 2.22 1.67 47.84 10:44:01 1 39.43 0.00 1.92 0.67 1.48 56.50 10:44:01 2 11.27 0.00 0.78 1.44 0.88 85.63 10:44:01 3 10.71 0.00 1.22 4.06 0.74 83.27 10:45:01 all 36.92 0.00 1.92 0.96 2.34 57.85 10:45:01 0 31.31 0.00 1.30 1.52 1.95 63.92 10:45:01 1 52.79 0.00 1.75 1.12 2.67 41.68 10:45:01 2 33.13 0.00 2.30 0.65 2.33 61.60 10:45:01 3 30.49 0.00 2.33 0.55 2.45 64.18 10:46:01 all 20.99 0.00 1.00 0.73 0.73 76.55 10:46:01 0 20.91 0.00 1.10 0.40 0.62 76.97 10:46:01 1 13.06 0.00 1.17 2.32 0.68 82.78 10:46:01 2 21.22 0.00 0.80 0.10 0.70 77.18 10:46:01 3 28.75 0.00 0.95 0.10 0.92 69.29 Average: all 27.37 0.00 1.61 1.83 1.34 67.86 Average: 0 28.86 0.00 1.51 1.54 1.27 66.82 Average: 1 39.74 0.00 1.88 1.33 1.65 55.39 Average: 2 20.59 0.00 1.47 1.96 1.23 74.76 Average: 3 20.27 0.00 1.58 2.48 1.21 74.45