---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3248 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 481 5400 0 2094 7216 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:a5:27:01 brd ff:ff:ff:ff:ff:ff inet 10.32.6.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fea5:2701/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3248) 01/14/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 141.03 54.77 86.25 3590.47 40681.37 19:15:01 73.79 12.80 61.00 309.63 10113.16 19:16:01 59.68 6.75 52.93 417.33 6912.53 19:17:01 23.70 0.37 23.33 33.86 4360.61 Average: 74.55 18.67 55.88 1087.82 15517.05 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5958076 7398232 2209344 27.05 38496 1580528 704320 7.64 607056 1436580 99872 19:15:01 5566936 7233620 2600484 31.84 58488 1771380 874288 9.49 791704 1610860 106372 19:16:01 5575368 7429124 2592052 31.74 63320 1949368 650460 7.06 674240 1711588 114032 19:17:01 5582148 7439264 2585272 31.65 65324 1950492 632452 6.86 668136 1709596 10832 Average: 5670632 7375060 2496788 30.57 56407 1812942 715380 7.76 685284 1617156 82777 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 460.87 272.40 1473.53 68.51 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 96.35 78.99 475.87 20.55 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 251.03 269.30 1206.91 561.36 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 12.13 12.11 9.22 5.94 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 Average: ens3 205.09 158.19 791.35 164.07 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 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-3248) 01/14/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.42 0.00 2.68 4.50 1.12 69.28 19:14:01 0 36.81 0.00 4.93 1.15 1.27 55.85 19:14:01 1 16.11 0.00 2.24 3.89 1.05 76.72 19:14:01 2 24.15 0.00 2.12 8.95 1.42 63.36 19:14:01 3 12.59 0.00 1.40 4.05 0.73 81.23 19:15:01 all 27.40 0.00 1.56 1.57 1.56 67.90 19:15:01 0 54.59 0.00 2.65 0.82 2.15 39.80 19:15:01 1 31.65 0.00 1.68 0.61 1.93 64.13 19:15:01 2 11.62 0.00 1.08 3.82 1.20 82.28 19:15:01 3 11.75 0.00 0.83 1.05 0.95 85.41 19:16:01 all 35.44 0.00 1.87 1.22 2.12 59.34 19:16:01 0 34.54 0.00 2.67 1.42 2.22 59.15 19:16:01 1 30.11 0.00 1.25 0.05 1.78 66.81 19:16:01 2 49.73 0.00 2.03 2.81 2.70 42.74 19:16:01 3 27.36 0.00 1.55 0.58 1.83 68.67 19:17:01 all 21.40 0.00 0.82 0.75 0.89 76.14 19:17:01 0 0.57 0.00 0.27 0.00 0.10 99.07 19:17:01 1 35.02 0.00 1.06 0.07 1.11 62.74 19:17:01 2 14.53 0.00 0.60 2.67 0.98 81.22 19:17:01 3 35.48 0.00 1.35 0.23 1.38 61.57 Average: all 26.67 0.00 1.73 2.01 1.42 68.16 Average: 0 31.63 0.00 2.63 0.85 1.43 63.46 Average: 1 28.24 0.00 1.56 1.15 1.47 67.59 Average: 2 25.01 0.00 1.46 4.56 1.57 67.40 Average: 3 21.80 0.00 1.28 1.48 1.22 74.21