---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6898 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 7.7G 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 463 5257 0 2255 7229 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:01:88:fa brd ff:ff:ff:ff:ff:ff inet 10.32.7.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe01:88fa/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-6898) 07/28/26 _x86_64_ (4 CPU) 12:46:45 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 101.00 29.75 71.25 1006.50 6149.79 12:49:01 78.84 29.88 48.96 1679.59 8893.85 12:50:01 74.47 8.78 65.69 506.05 8335.94 12:51:01 28.82 2.05 26.77 118.76 5621.19 Average: 70.78 17.61 53.17 827.69 7250.13 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5857476 7403120 2309944 28.28 46064 1672872 712756 7.73 633408 1497924 167196 12:49:01 5522628 7297908 2644792 32.38 58856 1877296 837044 9.08 719388 1721644 147308 12:50:01 5258816 7147772 2908604 35.61 66012 1978460 912684 9.90 930064 1761940 8260 12:51:01 5392100 7409520 2775320 33.98 68760 2102732 676392 7.34 734808 1823952 9472 Average: 5507755 7314580 2659665 32.56 59923 1907840 784719 8.51 754417 1701365 83059 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:48:01 ens3 448.69 253.84 1416.36 65.26 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 90.27 78.95 546.95 17.25 0.00 0.00 0.00 0.00 12:50:01 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 12:50:01 ens3 312.53 356.57 1374.20 59.10 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 82.86 88.15 248.56 605.35 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 233.58 194.38 896.49 186.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6898) 07/28/26 _x86_64_ (4 CPU) 12:46:45 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.45 0.00 1.76 3.13 0.87 70.78 12:48:01 0 26.86 0.00 2.02 2.22 0.93 67.98 12:48:01 1 7.58 0.00 0.95 2.95 0.52 88.00 12:48:01 2 41.10 0.00 2.67 5.73 1.35 49.15 12:48:01 3 18.27 0.00 1.42 1.65 0.68 77.98 12:49:01 all 24.26 0.00 1.41 1.81 0.83 71.68 12:49:01 0 12.75 0.00 0.67 0.15 0.50 85.93 12:49:01 1 38.36 0.00 2.05 0.78 1.07 57.73 12:49:01 2 31.72 0.00 2.06 3.93 1.03 61.25 12:49:01 3 14.20 0.00 0.90 2.37 0.70 81.82 12:50:01 all 40.60 0.00 2.41 0.98 2.28 53.73 12:50:01 0 44.25 0.00 2.08 0.28 2.23 51.16 12:50:01 1 36.74 0.00 1.82 0.17 1.94 59.34 12:50:01 2 36.27 0.00 3.12 1.88 2.60 56.14 12:50:01 3 45.17 0.00 2.60 1.57 2.39 48.27 12:51:01 all 21.20 0.00 1.31 0.85 0.66 75.98 12:51:01 0 35.06 0.00 1.82 0.10 0.87 62.16 12:51:01 1 7.65 0.00 0.88 0.96 0.33 90.17 12:51:01 2 6.74 0.00 0.93 2.03 0.58 89.71 12:51:01 3 35.42 0.00 1.59 0.30 0.83 61.86 Average: all 27.38 0.00 1.72 1.69 1.16 68.04 Average: 0 29.74 0.00 1.65 0.69 1.13 66.80 Average: 1 22.57 0.00 1.43 1.22 0.96 73.83 Average: 2 28.95 0.00 2.20 3.39 1.39 64.06 Average: 3 28.26 0.00 1.63 1.47 1.15 67.48