---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9451 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 7.5G 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 460 5423 0 2092 7237 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:d8:04:65 brd ff:ff:ff:ff:ff:ff inet 10.32.7.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fed8:465/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9451) 03/21/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:03 156.50 73.19 83.31 4394.94 40124.51 19:15:01 65.25 12.67 52.59 302.93 8611.51 19:16:01 68.53 9.07 59.47 486.67 7887.60 19:17:01 23.82 0.35 23.47 33.72 4407.00 Average: 78.64 23.91 54.72 1312.99 15313.65 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:03 6020188 7413804 2147232 26.29 36544 1537408 696956 7.56 583844 1400672 70528 19:15:01 5729252 7386620 2438168 29.85 56796 1765008 830828 9.02 633588 1609780 129616 19:16:01 5623524 7477220 2543896 31.15 62660 1950296 615536 6.68 621208 1714836 113760 19:17:01 5581800 7438540 2585620 31.66 64760 1951264 663732 7.20 668276 1711288 9492 Average: 5738691 7429046 2428729 29.74 55190 1800994 701763 7.61 626729 1609144 80849 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:03 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:14:03 ens3 418.56 224.03 1259.15 65.36 0.00 0.00 0.00 0.00 19:15:01 lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 80.11 61.08 726.46 15.57 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 260.80 286.98 1251.53 558.34 0.00 0.00 0.00 0.00 19:17:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 12.38 12.46 9.56 6.19 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 193.90 146.83 812.32 162.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9451) 03/21/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:03 all 22.15 0.00 2.76 4.74 1.30 69.06 19:14:03 0 14.41 0.00 2.17 8.17 1.10 74.14 19:14:03 1 16.44 0.00 2.08 5.56 1.20 74.71 19:14:03 2 22.20 0.00 1.81 2.31 1.30 72.38 19:14:03 3 35.54 0.00 4.97 2.90 1.59 54.99 19:15:01 all 23.49 0.00 1.64 1.65 1.20 72.01 19:15:01 0 5.21 0.00 0.72 4.39 0.86 88.82 19:15:01 1 61.90 0.00 3.70 0.76 2.27 31.36 19:15:01 2 7.24 0.00 0.45 0.02 0.71 91.58 19:15:01 3 19.62 0.00 1.71 1.45 0.97 76.25 19:16:01 all 39.07 0.00 1.87 1.35 2.65 55.05 19:16:01 0 26.08 0.00 1.79 1.97 2.59 67.56 19:16:01 1 58.20 0.00 2.02 1.04 2.89 35.85 19:16:01 2 37.66 0.00 1.75 0.35 2.40 57.84 19:16:01 3 34.49 0.00 1.90 2.05 2.71 58.86 19:17:01 all 21.25 0.00 1.06 0.66 0.86 76.17 19:17:01 0 7.94 0.00 1.01 1.73 0.48 88.84 19:17:01 1 18.66 0.00 1.05 0.05 0.86 79.38 19:17:01 2 52.96 0.00 1.47 0.12 1.53 43.92 19:17:01 3 5.64 0.00 0.75 0.73 0.58 92.30 Average: all 26.52 0.00 1.83 2.10 1.50 68.04 Average: 0 13.48 0.00 1.43 4.05 1.26 79.78 Average: 1 38.58 0.00 2.20 1.86 1.80 55.56 Average: 2 30.20 0.00 1.38 0.71 1.49 66.22 Average: 3 23.85 0.00 2.34 1.78 1.47 70.56