---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-476 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 7.5G 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 466 5421 0 2087 7231 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:52:a1:30 brd ff:ff:ff:ff:ff:ff inet 10.32.6.166/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe52:a130/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-476) 08/08/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 168.78 84.56 84.22 4992.10 40813.17 19:15:01 54.72 0.22 54.51 26.66 9193.27 19:16:01 75.00 18.42 56.58 668.22 8195.20 19:17:01 21.13 0.90 20.23 57.18 4266.04 Average: 79.53 25.78 53.76 1421.01 15510.13 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6037992 7428320 2129428 26.07 36352 1534716 687304 7.46 573312 1395492 70336 19:15:01 5847080 7482904 2320340 28.41 56004 1744616 620380 6.73 521488 1605176 122396 19:16:01 5533496 7378716 2633924 32.25 62656 1942492 710308 7.71 721404 1709300 101764 19:17:01 5562028 7420396 2605392 31.90 64672 1953064 667016 7.24 686892 1713612 17052 Average: 5745149 7427584 2422271 29.66 54921 1793722 671252 7.28 625774 1605895 77887 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 338.04 203.73 1259.59 65.33 0.00 0.00 0.00 0.00 19:14:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:15:01 ens3 39.09 33.18 531.49 4.25 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 252.32 271.12 1397.24 53.74 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 48.40 58.20 27.72 528.85 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 168.76 141.31 802.14 163.46 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-476) 08/08/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.06 0.00 2.85 5.03 1.32 67.75 19:14:01 0 16.75 0.00 1.51 5.59 1.10 75.05 19:14:01 1 21.61 0.00 2.01 3.64 1.39 71.35 19:14:01 2 35.81 0.00 5.76 7.57 1.54 49.32 19:14:01 3 18.08 0.00 2.14 3.33 1.21 75.25 19:15:01 all 21.16 0.00 1.31 1.39 0.92 75.22 19:15:01 0 7.14 0.00 0.46 0.02 0.63 91.75 19:15:01 1 49.68 0.00 2.43 0.43 1.63 45.82 19:15:01 2 25.07 0.00 2.02 5.06 1.03 66.82 19:15:01 3 2.86 0.00 0.37 0.05 0.42 96.31 19:16:01 all 42.39 0.00 2.27 1.02 2.66 51.67 19:16:01 0 46.83 0.00 1.62 0.78 2.55 48.22 19:16:01 1 40.26 0.00 2.39 0.23 2.59 54.54 19:16:01 2 41.65 0.00 3.03 2.44 2.96 49.93 19:16:01 3 40.83 0.00 2.06 0.63 2.51 53.97 19:17:01 all 20.89 0.00 1.06 0.63 0.80 76.62 19:17:01 0 17.77 0.00 1.42 0.03 0.68 80.10 19:17:01 1 49.04 0.00 1.45 0.33 1.42 47.76 19:17:01 2 8.96 0.00 0.87 2.12 0.55 87.51 19:17:01 3 7.82 0.00 0.50 0.03 0.57 91.09 Average: all 26.89 0.00 1.87 2.00 1.42 67.81 Average: 0 22.13 0.00 1.25 1.59 1.24 73.79 Average: 1 40.22 0.00 2.07 1.15 1.76 54.80 Average: 2 27.84 0.00 2.90 4.28 1.52 63.45 Average: 3 17.38 0.00 1.26 1.00 1.17 79.18