---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9403 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 7.7G 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 450 5260 0 2264 7244 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:d0:81:86 brd ff:ff:ff:ff:ff:ff inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fed0:8186/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9403) 03/21/26 _x86_64_ (4 CPU) 10:41:47 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 115.08 48.41 66.67 3415.43 6516.13 10:44:01 78.50 29.65 48.86 1641.99 8583.37 10:45:01 69.61 8.60 61.01 496.77 11545.88 10:46:01 27.41 0.69 26.72 79.02 3936.16 Average: 72.84 21.92 50.92 1413.77 7660.91 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5960412 7401316 2207008 27.02 38648 1581124 705440 7.65 603568 1438036 71240 10:44:01 5610964 7311876 2556456 31.30 57296 1807528 822228 8.92 726648 1633436 102376 10:45:01 5367824 7390744 2799596 34.28 63812 2115976 674992 7.32 713768 1875900 87584 10:46:01 5339360 7368736 2828060 34.63 66244 2119420 704132 7.64 742076 1874332 10940 Average: 5569640 7368168 2597780 31.81 56500 1906012 726698 7.89 696515 1705426 68035 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 426.38 243.18 1468.99 65.62 0.00 0.00 0.00 0.00 10:43:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 10:44:01 ens3 63.66 56.57 434.00 15.08 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 10:45:01 ens3 328.56 350.13 3625.59 53.55 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 10:46:01 ens3 12.40 13.77 9.52 12.53 0.00 0.00 0.00 0.00 10:46:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 208.56 166.55 1390.31 36.80 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9403) 03/21/26 _x86_64_ (4 CPU) 10:41:47 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 23.26 0.00 1.95 3.96 2.06 68.76 10:43:01 0 35.98 0.00 1.94 0.76 1.98 59.34 10:43:01 1 24.51 0.00 1.82 7.65 1.43 64.59 10:43:01 2 12.38 0.00 1.86 4.48 2.43 78.85 10:43:01 3 20.28 0.00 2.21 2.95 2.39 72.18 10:44:01 all 23.99 0.00 1.51 2.69 2.28 69.52 10:44:01 0 24.44 0.00 2.26 2.57 1.61 69.13 10:44:01 1 42.78 0.00 1.95 1.15 1.81 52.31 10:44:01 2 16.94 0.00 0.78 1.97 2.25 78.07 10:44:01 3 12.08 0.00 1.05 5.05 3.45 78.38 10:45:01 all 36.33 0.00 2.08 0.99 2.96 57.64 10:45:01 0 31.86 0.00 1.66 1.69 2.99 61.81 10:45:01 1 54.89 0.00 2.83 0.28 3.08 38.93 10:45:01 2 28.64 0.00 2.10 1.82 2.75 64.69 10:45:01 3 30.03 0.00 1.76 0.17 3.01 65.04 10:46:01 all 20.31 0.00 1.00 1.25 1.13 76.31 10:46:01 0 19.03 0.00 1.00 3.60 0.83 75.54 10:46:01 1 53.56 0.00 1.73 0.39 1.37 42.95 10:46:01 2 3.76 0.00 0.64 0.91 0.95 93.74 10:46:01 3 5.04 0.00 0.62 0.10 1.36 92.88 Average: all 26.00 0.00 1.64 2.23 2.11 68.02 Average: 0 27.87 0.00 1.72 2.15 1.86 66.41 Average: 1 43.88 0.00 2.08 2.38 1.92 49.73 Average: 2 15.49 0.00 1.35 2.31 2.10 78.76 Average: 3 16.89 0.00 1.41 2.08 2.56 77.06