---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2829 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 476 5347 0 2151 7220 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:19:47:8e brd ff:ff:ff:ff:ff:ff inet 10.32.6.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe19:478e/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-2829) 01/09/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 146.53 61.59 84.94 4137.18 40620.58 14:57:01 88.24 30.04 58.19 1701.18 9562.94 14:58:01 67.42 9.23 58.19 512.85 10427.73 14:59:01 21.81 0.35 21.46 33.73 1435.23 Average: 81.00 25.30 55.69 1596.23 15511.62 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5948568 7375312 2218852 27.17 37344 1569340 746636 8.10 627616 1428032 87880 14:57:01 5639000 7345112 2528420 30.96 57992 1811616 787052 8.54 676268 1656068 104800 14:58:01 5508256 7420400 2659164 32.56 63532 2007448 660508 7.17 714992 1738872 26592 14:59:01 5517068 7432480 2650352 32.45 65376 2008624 642620 6.97 708812 1736900 10300 Average: 5653223 7393326 2514197 30.78 56061 1849257 709204 7.70 681922 1639968 57393 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:01 ens3 495.42 284.30 1474.14 69.58 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 89.57 64.97 453.84 18.50 0.00 0.00 0.00 0.00 14:58:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 259.01 287.35 1238.70 635.82 0.00 0.00 0.00 0.00 14:59:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:59:01 ens3 12.65 14.78 8.97 15.36 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 214.16 162.85 793.91 184.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2829) 01/09/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.13 0.00 2.52 4.53 0.91 69.90 14:56:01 0 7.80 0.00 1.25 4.52 0.48 85.95 14:56:01 1 40.71 0.00 5.11 5.39 1.37 47.42 14:56:01 2 11.58 0.00 1.42 4.16 0.62 82.21 14:56:01 3 28.49 0.00 2.24 4.04 1.17 64.06 14:57:01 all 25.62 0.00 1.45 1.91 0.98 70.03 14:57:01 0 8.95 0.00 0.72 3.65 0.58 86.10 14:57:01 1 57.18 0.00 2.80 0.83 1.53 37.65 14:57:01 2 14.18 0.00 0.65 1.30 0.85 83.02 14:57:01 3 22.18 0.00 1.67 1.85 0.95 73.35 14:58:01 all 34.44 0.00 1.80 1.66 1.74 60.36 14:58:01 0 48.91 0.00 2.25 1.80 1.88 45.15 14:58:01 1 30.03 0.00 1.25 0.18 1.42 67.12 14:58:01 2 30.56 0.00 1.65 2.59 1.95 63.26 14:58:01 3 28.32 0.00 2.09 2.07 1.72 65.80 14:59:01 all 21.65 0.00 0.85 0.63 0.56 76.32 14:59:01 0 5.24 0.00 0.53 0.52 0.18 93.53 14:59:01 1 28.79 0.00 0.63 0.12 0.78 69.67 14:59:01 2 44.12 0.00 1.62 1.57 1.05 51.64 14:59:01 3 8.52 0.00 0.58 0.32 0.22 90.37 Average: all 25.97 0.00 1.65 2.18 1.05 69.15 Average: 0 17.72 0.00 1.19 2.62 0.78 77.68 Average: 1 39.17 0.00 2.45 1.63 1.28 55.47 Average: 2 25.12 0.00 1.33 2.41 1.12 70.03 Average: 3 21.87 0.00 1.64 2.07 1.02 73.41