---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6041 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 490 5317 0 2167 7204 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:6f:13:f6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe6f:13f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6041) 07/17/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 141.70 55.23 86.47 3637.99 40759.23 19:15:01 67.08 12.23 54.85 292.80 9937.20 19:16:01 71.69 7.60 64.10 471.44 8732.16 19:17:01 22.88 0.37 22.51 33.86 4419.93 Average: 75.84 18.86 56.98 1109.14 15963.11 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5954944 7391180 2212468 27.09 37892 1578000 703572 7.63 611364 1436420 94680 19:15:01 5622552 7353996 2544860 31.16 58416 1834320 824836 8.95 664800 1679140 155620 19:16:01 5487172 7415380 2680240 32.82 64328 2020280 642024 6.97 684772 1784160 115528 19:17:01 5478196 7409320 2689216 32.93 66356 2021240 642940 6.98 697516 1779684 10404 Average: 5635716 7392469 2531696 31.00 56748 1863460 703343 7.63 664613 1669851 94058 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 464.43 245.85 1516.49 67.22 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 97.07 77.20 531.40 18.41 0.00 0.00 0.00 0.00 19:15:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 359.43 345.13 1290.34 581.30 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 18.31 16.26 15.00 8.06 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 234.83 171.13 838.37 168.77 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-6041) 07/17/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.80 0.00 2.56 4.35 1.13 69.16 19:14:01 0 11.94 0.00 1.32 6.43 0.89 79.42 19:14:01 1 19.70 0.00 1.70 3.86 1.00 73.74 19:14:01 2 34.11 0.00 2.63 4.85 1.55 56.86 19:14:01 3 25.38 0.00 4.60 2.29 1.10 66.63 19:15:01 all 23.69 0.00 1.44 1.54 1.13 72.21 19:15:01 0 7.58 0.00 0.45 4.00 0.82 87.16 19:15:01 1 38.17 0.00 1.75 1.05 1.28 57.76 19:15:01 2 34.24 0.00 2.43 0.75 1.63 60.95 19:15:01 3 14.72 0.00 1.15 0.37 0.78 82.98 19:16:01 all 38.54 0.00 1.89 1.32 2.19 56.06 19:16:01 0 25.68 0.00 1.51 3.42 1.75 67.64 19:16:01 1 54.57 0.00 1.73 0.72 2.50 40.48 19:16:01 2 42.70 0.00 1.77 0.50 2.52 52.52 19:16:01 3 31.26 0.00 2.56 0.63 1.99 63.56 19:17:01 all 20.92 0.00 0.94 0.68 0.72 76.74 19:17:01 0 15.83 0.00 1.03 1.70 0.60 80.85 19:17:01 1 32.06 0.00 1.05 0.90 0.88 65.11 19:17:01 2 29.96 0.00 1.20 0.10 0.98 67.76 19:17:01 3 5.85 0.00 0.43 0.03 0.40 93.28 Average: all 26.49 0.00 1.71 1.97 1.29 68.54 Average: 0 15.27 0.00 1.08 3.88 1.01 78.76 Average: 1 36.13 0.00 1.56 1.63 1.42 59.26 Average: 2 35.25 0.00 2.01 1.55 1.67 59.52 Average: 3 19.31 0.00 2.18 0.83 1.07 76.61