---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8856 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 486 5355 0 2133 7210 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:86:e0:f5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe86:e0f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8856) 03/14/26 _x86_64_ (4 CPU) 10:25:57 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 160.59 84.99 75.60 4941.58 40069.87 10:28:01 65.88 12.48 53.40 264.45 8683.11 10:29:01 69.24 5.91 63.33 386.14 10248.32 10:30:01 19.58 0.68 18.89 77.71 3377.54 Average: 78.82 26.01 52.81 1417.32 15593.69 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 6019848 7406412 2147572 26.29 36080 1530836 678984 7.37 594640 1391700 68572 10:28:01 5639112 7292096 2528308 30.96 56728 1760512 838452 9.10 729824 1604568 127368 10:29:01 5468116 7361144 2699304 33.05 63372 1987964 708372 7.69 715420 1777872 73332 10:30:01 5450280 7349376 2717140 33.27 65704 1991408 723804 7.85 732692 1776556 11632 Average: 5644339 7352257 2523081 30.89 55471 1817680 737403 8.00 693144 1637674 70226 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 lo 1.55 1.55 0.14 0.14 0.00 0.00 0.00 0.00 10:27:01 ens3 385.80 205.43 1239.71 63.13 0.00 0.00 0.00 0.00 10:28:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 10:28:01 ens3 72.18 58.23 718.44 13.96 0.00 0.00 0.00 0.00 10:29:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 10:29:01 ens3 301.35 319.84 2471.28 55.03 0.00 0.00 0.00 0.00 10:30:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:30:01 ens3 12.45 12.78 10.64 6.24 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 192.94 149.07 1110.01 34.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8856) 03/14/26 _x86_64_ (4 CPU) 10:25:57 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 20.81 0.00 3.06 6.53 3.54 66.06 10:27:01 0 17.99 0.00 5.23 3.76 2.78 70.24 10:27:01 1 18.43 0.00 2.32 12.64 3.10 63.51 10:27:01 2 31.24 0.00 2.91 5.29 4.47 56.09 10:27:01 3 15.55 0.00 1.80 4.50 3.78 74.37 10:28:01 all 22.36 0.00 1.50 2.25 2.21 71.68 10:28:01 0 4.92 0.00 0.32 0.23 0.93 93.61 10:28:01 1 9.55 0.00 1.19 7.12 1.75 80.39 10:28:01 2 41.96 0.00 2.49 1.07 2.68 51.80 10:28:01 3 32.83 0.00 1.96 0.57 3.46 61.18 10:29:01 all 33.97 0.00 2.15 1.56 4.46 57.86 10:29:01 0 33.43 0.00 2.43 1.50 4.66 57.99 10:29:01 1 29.15 0.00 1.95 3.04 3.75 62.12 10:29:01 2 41.38 0.00 1.60 0.64 4.25 52.13 10:29:01 3 31.91 0.00 2.64 1.07 5.17 59.21 10:30:01 all 19.91 0.00 0.93 1.04 1.57 76.55 10:30:01 0 29.86 0.00 1.05 0.41 2.36 66.32 10:30:01 1 21.87 0.00 1.04 3.48 1.51 72.10 10:30:01 2 20.80 0.00 1.19 0.17 1.47 76.37 10:30:01 3 7.08 0.00 0.40 0.12 0.94 91.46 Average: all 24.27 0.00 1.91 2.85 2.95 68.03 Average: 0 21.59 0.00 2.26 1.47 2.69 71.99 Average: 1 19.75 0.00 1.62 6.56 2.53 69.53 Average: 2 33.85 0.00 2.05 1.80 3.22 59.09 Average: 3 21.89 0.00 1.70 1.57 3.35 71.49