---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-331 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 7.5G 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 479 5406 0 2089 7218 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:c0:11:76 brd ff:ff:ff:ff:ff:ff inet 10.32.7.88/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fec0:1176/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-331) 04/11/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 176.59 91.07 85.52 5089.02 40939.86 19:15:01 72.43 12.80 59.63 308.83 9011.53 19:16:01 62.78 9.62 53.16 499.41 8863.29 19:17:01 23.33 0.35 22.98 33.72 2343.22 Average: 83.86 28.53 55.33 1486.67 15315.01 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5942788 7368788 2224632 27.24 37360 1568440 744576 8.08 632732 1428008 86236 19:15:01 5577092 7238828 2590328 31.72 58392 1767028 866980 9.41 786348 1607968 96848 19:16:01 5562936 7414240 2604484 31.89 62928 1947808 657956 7.14 689140 1709968 25824 19:17:01 5535788 7390592 2631632 32.22 65156 1948932 681492 7.39 717952 1708116 8740 Average: 5654651 7353112 2512769 30.77 55959 1808052 737751 8.01 706543 1613515 54412 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 487.50 281.20 1553.98 67.95 0.00 0.00 0.00 0.00 19:14:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 19:15:01 ens3 89.84 90.40 469.10 22.69 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 274.57 276.62 1227.70 575.49 0.00 0.00 0.00 0.00 19:16:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 18.28 15.53 16.61 6.56 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 217.30 165.48 815.11 166.49 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-331) 04/11/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.48 0.00 2.76 5.73 1.14 67.89 19:14:01 0 17.18 0.00 4.67 3.76 1.14 73.26 19:14:01 1 44.23 0.00 2.47 2.66 1.59 49.05 19:14:01 2 15.99 0.00 2.06 9.45 1.07 71.44 19:14:01 3 12.58 0.00 1.84 7.07 0.75 77.76 19:15:01 all 27.96 0.00 1.58 1.47 1.45 67.54 19:15:01 0 40.02 0.00 1.56 0.22 1.61 56.58 19:15:01 1 32.60 0.00 2.06 1.08 1.68 62.58 19:15:01 2 14.67 0.00 1.48 4.53 1.23 78.08 19:15:01 3 24.50 0.00 1.23 0.07 1.28 72.91 19:16:01 all 34.92 0.00 2.05 1.15 2.08 59.80 19:16:01 0 30.05 0.00 2.11 0.61 1.91 65.32 19:16:01 1 46.44 0.00 2.03 1.57 2.36 47.60 19:16:01 2 33.53 0.00 2.86 1.88 2.27 59.47 19:16:01 3 29.66 0.00 1.17 0.52 1.78 66.87 19:17:01 all 21.07 0.00 0.87 0.57 0.75 76.74 19:17:01 0 19.45 0.00 0.83 0.07 0.68 78.97 19:17:01 1 38.18 0.00 1.30 0.32 1.43 58.78 19:17:01 2 11.33 0.00 0.95 1.85 0.48 85.39 19:17:01 3 15.29 0.00 0.42 0.05 0.42 83.82 Average: all 26.58 0.00 1.82 2.23 1.35 68.02 Average: 0 26.67 0.00 2.30 1.16 1.33 68.54 Average: 1 40.33 0.00 1.96 1.40 1.76 54.53 Average: 2 18.82 0.00 1.83 4.43 1.26 73.65 Average: 3 20.46 0.00 1.17 1.94 1.05 75.38