---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1974 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 490 5341 0 2144 7207 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:b4:e4:7d brd ff:ff:ff:ff:ff:ff inet 10.32.7.118/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:feb4:e47d/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-1974) 08/02/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 148.26 83.54 64.72 4918.78 39653.27 14:57:01 57.89 0.22 57.67 27.11 9696.66 14:58:01 95.27 37.73 57.54 2138.84 8368.87 14:59:01 23.96 1.25 22.71 63.06 4816.13 Average: 81.44 30.81 50.63 1794.31 15658.57 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6061836 7436260 2105584 25.78 34980 1520244 674428 7.32 563308 1381328 64864 14:57:01 5799936 7400856 2367484 28.99 53676 1715632 706588 7.67 612948 1568704 97976 14:58:01 5494288 7391284 2673132 32.73 62444 1993872 677884 7.36 739688 1729060 112204 14:59:01 5427656 7336104 2739764 33.55 64568 2003028 729848 7.92 802512 1732492 8780 Average: 5695929 7391126 2471491 30.26 53917 1808194 697187 7.56 679614 1602896 70956 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 14:56:02 ens3 312.63 182.89 1124.60 62.41 0.00 0.00 0.00 0.00 14:57:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 14:57:01 ens3 49.47 37.57 650.21 5.01 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:58:01 ens3 256.62 271.85 1413.12 58.30 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:59:01 ens3 52.89 63.14 33.68 600.49 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 168.40 139.29 806.05 182.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1974) 08/02/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.61 0.00 3.22 5.31 3.42 66.44 14:56:02 0 15.57 0.00 1.96 4.34 4.06 74.07 14:56:02 1 24.05 0.00 3.48 5.73 2.81 63.93 14:56:02 2 18.46 0.00 2.22 2.51 3.38 73.43 14:56:02 3 28.43 0.00 5.24 8.69 3.41 54.23 14:57:01 all 19.13 0.00 1.39 2.53 2.16 74.79 14:57:01 0 17.33 0.00 1.51 8.90 1.91 70.35 14:57:01 1 17.86 0.00 1.16 0.25 1.26 79.46 14:57:01 2 13.49 0.00 1.50 0.64 3.83 80.54 14:57:01 3 28.00 0.00 1.42 0.34 1.60 68.65 14:58:01 all 35.62 0.00 2.18 2.15 5.26 54.79 14:58:01 0 34.14 0.00 1.95 1.19 4.60 58.12 14:58:01 1 34.19 0.00 1.69 0.59 4.74 58.79 14:58:01 2 34.20 0.00 2.48 3.24 5.92 54.16 14:58:01 3 39.95 0.00 2.58 3.58 5.77 48.12 14:59:01 all 20.04 0.00 0.83 1.07 1.90 76.16 14:59:01 0 9.34 0.00 0.79 1.56 1.18 87.13 14:59:01 1 30.92 0.00 0.87 1.59 2.97 63.65 14:59:01 2 35.15 0.00 1.36 0.96 2.38 60.16 14:59:01 3 4.67 0.00 0.31 0.15 1.09 93.78 Average: all 24.13 0.00 1.91 2.77 3.19 68.00 Average: 0 19.10 0.00 1.55 3.98 2.95 72.42 Average: 1 26.81 0.00 1.80 2.05 2.96 66.38 Average: 2 25.33 0.00 1.89 1.84 3.88 67.06 Average: 3 25.28 0.00 2.40 3.21 2.98 66.13