---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1023 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 459 5418 0 2098 7238 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:ef:dc:b0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.54/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:feef:dcb0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1023) 12/17/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 139.66 55.86 83.81 3641.91 40453.12 19:15:01 54.98 0.17 54.81 22.23 9156.35 19:16:01 75.44 18.43 57.01 667.64 8204.60 19:17:01 21.31 1.02 20.30 63.14 4260.54 Average: 72.92 18.94 53.97 1103.17 15544.42 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5996748 7421604 2170664 26.58 36676 1568032 711268 7.72 578580 1427880 85800 19:15:01 5839304 7484896 2328108 28.50 56068 1753924 615664 6.68 518616 1613484 123520 19:16:01 5536104 7391052 2631308 32.22 62740 1951792 708188 7.68 707908 1717900 102292 19:17:01 5505580 7366940 2661832 32.59 64652 1955836 727732 7.90 738248 1716600 9028 Average: 5719434 7416123 2447978 29.97 55034 1807396 690713 7.49 635838 1618966 80160 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 372.20 237.80 1429.79 66.81 0.00 0.00 0.00 0.00 19:14:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 38.41 34.63 307.50 4.34 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 307.23 283.24 1404.29 56.07 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 51.76 61.64 28.01 530.75 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 193.03 154.82 794.32 165.22 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1023) 12/17/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.76 0.00 2.78 4.52 1.32 69.62 19:14:02 0 21.52 0.00 2.35 9.13 1.10 65.90 19:14:02 1 29.90 0.00 5.21 4.13 1.39 59.38 19:14:02 2 12.72 0.00 1.36 3.38 1.74 80.80 19:14:02 3 22.98 0.00 2.18 1.43 1.07 72.34 19:15:01 all 20.74 0.00 1.35 1.55 0.88 75.49 19:15:01 0 3.49 0.00 0.51 3.78 0.22 92.00 19:15:01 1 22.56 0.00 1.64 1.98 0.83 72.99 19:15:01 2 30.36 0.00 1.66 0.30 1.75 65.93 19:15:01 3 26.47 0.00 1.58 0.17 0.68 71.11 19:16:01 all 41.54 0.00 2.15 1.19 2.80 52.32 19:16:01 0 31.04 0.00 2.08 0.90 2.49 63.49 19:16:01 1 54.16 0.00 2.46 2.19 3.08 38.12 19:16:01 2 35.38 0.00 1.35 0.43 2.62 60.22 19:16:01 3 45.54 0.00 2.72 1.21 3.03 47.50 19:17:01 all 21.04 0.00 1.09 0.82 0.94 76.11 19:17:01 0 54.11 0.00 1.87 0.43 1.48 42.11 19:17:01 1 23.14 0.00 1.46 2.31 0.87 72.22 19:17:01 2 5.41 0.00 0.48 0.51 1.09 92.51 19:17:01 3 1.68 0.00 0.53 0.00 0.33 97.45 Average: all 26.30 0.00 1.84 2.02 1.49 68.35 Average: 0 27.65 0.00 1.71 3.55 1.33 65.76 Average: 1 32.49 0.00 2.70 2.66 1.54 60.62 Average: 2 20.90 0.00 1.21 1.16 1.80 74.93 Average: 3 24.18 0.00 1.75 0.71 1.28 72.08