---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6297 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 476 5331 0 2167 7218 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:ec:c6:49 brd ff:ff:ff:ff:ff:ff inet 10.32.6.247/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:feec:c649/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6297) 07/20/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:03 149.33 79.62 69.71 4839.46 40155.72 19:15:01 57.08 0.19 56.89 22.75 10085.43 19:16:01 83.34 18.41 64.93 668.44 10415.73 19:17:01 21.93 1.50 20.43 104.65 4408.33 Average: 78.09 25.14 52.96 1420.44 16317.99 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:03 6032652 7425008 2134760 26.14 36420 1536920 692304 7.51 574096 1399116 70736 19:15:01 5720256 7383324 2447156 29.96 54444 1775360 717456 7.78 631072 1625236 137932 19:16:01 5520336 7436300 2647076 32.41 63304 2010020 644416 6.99 659416 1778212 97900 19:17:01 5448856 7379500 2718556 33.29 65628 2021888 702480 7.62 725120 1782660 10352 Average: 5680525 7406033 2486887 30.45 54949 1836047 689164 7.48 647426 1646306 79230 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:03 ens3 474.30 243.54 1288.07 67.39 0.00 0.00 0.00 0.00 19:14:03 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 57.73 46.03 683.62 5.23 0.00 0.00 0.00 0.00 19:15:01 lo 0.28 0.28 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 284.91 274.33 1418.24 55.56 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 50.14 56.14 28.99 522.41 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 218.11 155.93 856.19 163.97 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6297) 07/20/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:03 all 21.97 0.00 2.85 4.51 1.93 68.75 19:14:03 0 28.12 0.00 2.23 7.71 2.28 59.65 19:14:03 1 24.80 0.00 5.25 4.70 1.68 63.58 19:14:03 2 23.10 0.00 2.21 4.08 1.97 68.64 19:14:03 3 11.85 0.00 1.71 1.51 1.76 83.17 19:15:01 all 17.73 0.00 1.12 1.88 1.33 77.94 19:15:01 0 8.80 0.00 0.75 5.98 1.03 83.44 19:15:01 1 0.69 0.00 0.29 0.88 0.14 98.00 19:15:01 2 47.92 0.00 2.69 0.50 2.72 46.18 19:15:01 3 13.35 0.00 0.77 0.15 1.42 84.30 19:16:01 all 39.60 0.00 2.22 1.66 4.39 52.12 19:16:01 0 34.82 0.00 1.58 1.47 3.65 58.48 19:16:01 1 34.20 0.00 2.10 1.49 4.53 57.68 19:16:01 2 48.15 0.00 2.72 2.69 4.47 41.98 19:16:01 3 41.26 0.00 2.44 1.00 4.95 50.34 19:17:01 all 20.05 0.00 0.86 1.03 1.61 76.45 19:17:01 0 10.88 0.00 0.42 0.18 0.75 87.78 19:17:01 1 10.35 0.00 0.91 0.07 1.19 87.48 19:17:01 2 29.16 0.00 0.86 0.38 1.76 67.83 19:17:01 3 29.73 0.00 1.22 3.50 2.70 62.86 Average: all 24.93 0.00 1.77 2.27 2.33 68.71 Average: 0 20.78 0.00 1.25 3.82 1.94 72.21 Average: 1 17.70 0.00 2.15 1.79 1.91 76.45 Average: 2 37.02 0.00 2.12 1.92 2.73 56.21 Average: 3 24.19 0.00 1.54 1.56 2.73 69.98