---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1544 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 8.8G 11G 46% / 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 462 4012 0 3500 7214 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:36:a6:cd brd ff:ff:ff:ff:ff:ff inet 10.32.7.82/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86192sec preferred_lft 86192sec inet6 fe80::f816:3eff:fe36:a6cd/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-1544) 10/31/26 _x86_64_ (4 CPU) 08:12:53 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 148.11 56.91 91.20 3645.39 30783.55 08:15:01 155.24 40.94 114.30 2782.85 56727.06 08:16:01 50.97 6.17 44.81 229.83 5548.94 Average: 117.90 34.64 83.27 2216.21 30876.26 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5877344 7460500 2290076 28.04 49836 1703224 652620 7.08 526940 1580256 202024 08:15:01 3995132 7127656 4172288 51.08 64468 3206848 934844 10.14 900944 3024920 13760 08:16:01 4108264 7385088 4059156 49.70 70128 3340176 681728 7.40 727220 3078496 28704 Average: 4660247 7324415 3507173 42.94 61477 2750083 756397 8.21 718368 2561224 81496 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 ens3 373.19 228.73 1820.59 72.13 0.00 0.00 0.00 0.00 08:14:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:15:01 ens3 1194.92 772.21 22027.79 101.64 0.00 0.00 0.00 0.00 08:15:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 08:16:01 ens3 201.58 210.56 916.25 53.45 0.00 0.00 0.00 0.00 08:16:01 lo 1.80 1.80 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 586.52 401.78 8177.94 75.59 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1544) 10/31/26 _x86_64_ (4 CPU) 08:12:53 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 22.34 0.00 1.96 4.31 0.08 71.31 08:14:02 0 29.37 0.00 2.07 0.65 0.10 67.81 08:14:02 1 17.47 0.00 1.38 1.00 0.05 80.09 08:14:02 2 22.86 0.00 1.96 8.44 0.10 66.64 08:14:02 3 19.68 0.00 2.39 7.16 0.07 70.70 08:15:01 all 29.05 0.00 2.12 3.00 0.10 65.73 08:15:01 0 31.70 0.00 4.00 4.44 0.10 59.77 08:15:01 1 40.12 0.00 1.65 0.64 0.12 57.46 08:15:01 2 18.75 0.00 1.35 4.86 0.07 74.97 08:15:01 3 25.49 0.00 1.49 2.09 0.12 70.81 08:16:01 all 31.22 0.00 1.43 0.83 0.10 66.42 08:16:01 0 40.26 0.00 1.69 0.33 0.10 57.62 08:16:01 1 23.43 0.00 1.04 0.05 0.07 75.41 08:16:01 2 45.17 0.00 1.75 1.29 0.12 51.68 08:16:01 3 16.10 0.00 1.27 1.68 0.10 80.85 Average: all 27.53 0.00 1.83 2.71 0.09 67.83 Average: 0 33.79 0.00 2.57 1.79 0.10 61.75 Average: 1 26.94 0.00 1.36 0.56 0.08 71.06 Average: 2 29.00 0.00 1.69 4.86 0.10 64.35 Average: 3 20.38 0.00 1.72 3.65 0.10 74.15