---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3478 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 475 5336 0 2163 7219 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:65:70:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe65:70a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3478) 06/15/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 164.21 78.52 85.69 4676.69 40823.48 19:15:01 60.99 5.57 55.42 175.84 9920.21 19:16:01 77.42 13.11 64.31 515.65 8635.49 19:17:01 26.35 3.05 23.30 123.45 4515.78 Average: 82.24 25.06 57.18 1372.90 15973.74 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5974844 7399832 2192576 26.85 37124 1567740 696636 7.56 599244 1429116 86268 19:15:01 5745460 7468432 2421960 29.65 57244 1827384 594072 6.45 534456 1686612 146192 19:16:01 5447272 7366284 2720148 33.30 64000 2011520 718168 7.79 730700 1777684 105648 19:17:01 5464600 7391584 2702820 33.09 66100 2017240 689540 7.48 712304 1777540 10440 Average: 5658044 7406533 2509376 30.72 56117 1855971 674604 7.32 644176 1667738 87137 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 489.00 287.95 1546.94 68.94 0.00 0.00 0.00 0.00 19:14:01 lo 1.48 1.48 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 69.72 59.47 516.67 11.38 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 284.67 279.67 1251.84 52.49 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 59.17 59.31 31.22 529.29 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 225.64 171.60 836.66 165.52 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 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-3478) 06/15/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.41 0.00 2.95 4.73 1.17 69.73 19:14:01 0 12.39 0.00 2.27 5.70 1.02 78.63 19:14:01 1 26.90 0.00 5.58 3.51 1.12 62.89 19:14:01 2 30.46 0.00 2.25 4.33 1.45 61.52 19:14:01 3 15.89 0.00 1.72 5.40 1.12 75.88 19:15:01 all 20.71 0.00 1.31 1.44 0.84 75.70 19:15:01 0 5.37 0.00 0.40 0.02 0.48 93.73 19:15:01 1 31.80 0.00 2.08 1.33 1.17 63.62 19:15:01 2 39.99 0.00 2.20 4.02 1.22 52.58 19:15:01 3 5.70 0.00 0.57 0.40 0.52 92.82 19:16:01 all 39.40 0.00 2.05 1.27 2.48 54.81 19:16:01 0 56.94 0.00 1.69 0.38 2.92 38.06 19:16:01 1 33.93 0.00 1.95 2.75 2.29 59.08 19:16:01 2 33.64 0.00 1.59 1.10 2.22 61.45 19:16:01 3 33.04 0.00 2.94 0.85 2.46 60.71 19:17:01 all 20.71 0.00 1.01 0.79 0.77 76.72 19:17:01 0 7.03 0.00 0.63 0.20 0.40 91.73 19:17:01 1 31.53 0.00 1.26 2.46 1.08 63.66 19:17:01 2 7.34 0.00 0.73 0.28 0.52 91.13 19:17:01 3 36.89 0.00 1.45 0.18 1.08 60.40 Average: all 25.56 0.00 1.83 2.06 1.32 69.24 Average: 0 20.48 0.00 1.25 1.57 1.21 75.50 Average: 1 31.04 0.00 2.72 2.51 1.41 62.31 Average: 2 27.85 0.00 1.69 2.43 1.35 66.67 Average: 3 22.89 0.00 1.67 1.71 1.29 72.45