---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4972 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 468 5284 0 2223 7226 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:e0:cd:80 brd ff:ff:ff:ff:ff:ff inet 10.32.6.221/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fee0:cd80/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4972) 07/05/25 _x86_64_ (4 CPU) 08:12:57 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 166.06 83.10 82.95 4901.18 40126.40 08:15:01 54.61 0.27 54.34 29.60 9196.87 08:16:01 98.77 38.64 60.12 2264.69 9820.63 08:17:01 39.12 1.43 37.69 102.77 4888.90 Average: 89.64 30.86 58.78 1824.49 16007.74 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 6026292 7416824 2141128 26.22 36180 1534924 681652 7.40 583352 1396212 70748 08:15:01 5854064 7489460 2313356 28.32 55768 1744376 602940 6.54 513312 1605316 122464 08:16:01 5185916 7044640 2981504 36.50 62860 1954736 1038764 11.27 1027340 1745460 4088 08:17:01 5366756 7352468 2800664 34.29 67704 2073700 714196 7.75 762708 1824572 23660 Average: 5608257 7325848 2559163 31.33 55628 1826934 759388 8.24 721678 1642890 55240 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 08:14:01 ens3 358.14 200.43 1206.38 63.08 0.00 0.00 0.00 0.00 08:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:15:01 ens3 36.86 30.56 528.46 4.23 0.00 0.00 0.00 0.00 08:16:01 lo 2.32 2.32 0.28 0.28 0.00 0.00 0.00 0.00 08:16:01 ens3 361.86 351.79 2290.45 67.32 0.00 0.00 0.00 0.00 08:17:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:17:01 ens3 170.81 189.57 853.22 35.05 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 231.91 193.09 1219.61 42.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4972) 07/05/25 _x86_64_ (4 CPU) 08:12:57 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.18 0.00 3.01 5.32 3.38 67.12 08:14:01 0 17.33 0.00 1.82 4.04 3.11 73.69 08:14:01 1 22.94 0.00 5.35 10.77 3.56 57.39 08:14:01 2 24.88 0.00 2.40 1.16 3.54 68.03 08:14:01 3 19.55 0.00 2.47 5.31 3.35 69.32 08:15:01 all 20.17 0.00 1.30 1.86 1.54 75.14 08:15:01 0 12.24 0.00 0.60 0.18 1.15 85.83 08:15:01 1 20.17 0.00 1.21 1.03 1.55 76.04 08:15:01 2 23.22 0.00 1.48 6.06 1.95 67.30 08:15:01 3 25.07 0.00 1.86 0.18 1.50 71.38 08:16:01 all 42.72 0.00 2.21 1.79 9.26 44.01 08:16:01 0 40.82 0.00 2.78 1.83 9.68 44.88 08:16:01 1 46.45 0.00 2.00 3.15 9.20 39.20 08:16:01 2 40.21 0.00 1.54 1.54 8.50 48.22 08:16:01 3 43.43 0.00 2.56 0.64 9.65 43.73 08:17:01 all 22.63 0.00 1.34 0.77 2.83 72.43 08:17:01 0 12.68 0.00 0.65 0.73 1.81 84.13 08:17:01 1 56.01 0.00 2.31 0.55 4.40 36.74 08:17:01 2 11.20 0.00 0.89 1.79 2.44 83.68 08:17:01 3 10.62 0.00 1.52 0.03 2.66 85.17 Average: all 26.74 0.00 1.97 2.43 4.27 64.58 Average: 0 20.91 0.00 1.47 1.70 3.98 71.94 Average: 1 36.45 0.00 2.72 3.87 4.69 52.27 Average: 2 24.90 0.00 1.58 2.63 4.12 66.78 Average: 3 24.74 0.00 2.11 1.54 4.31 67.31