---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-71 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 482 5399 0 2094 7214 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:78:68:b7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.195/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe78:68b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-71) 12/09/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 139.80 55.10 84.71 3626.92 40538.24 19:15:01 70.82 13.01 57.80 314.12 10163.70 19:16:01 59.61 6.05 53.56 397.13 6901.52 19:17:01 23.55 0.82 22.73 49.46 4365.67 Average: 73.46 18.77 54.69 1100.29 15515.62 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5958628 7381768 2208784 27.04 37120 1565764 724204 7.86 618240 1425528 86420 19:15:01 5629436 7291372 2537976 31.07 57324 1768412 849208 9.21 731168 1610080 104764 19:16:01 5580532 7433932 2586880 31.67 63096 1949504 637288 6.92 665340 1715804 114400 19:17:01 5512900 7376848 2654512 32.50 65112 1957624 694692 7.54 730772 1716504 16964 Average: 5670374 7370980 2497038 30.57 55663 1810326 726348 7.88 686380 1616979 80637 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 387.97 224.28 1441.13 64.78 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 75.68 51.64 464.85 16.47 0.00 0.00 0.00 0.00 19:16:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 19:16:01 ens3 257.21 268.22 1237.01 55.50 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 19:17:01 ens3 48.86 56.21 28.74 529.86 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 192.93 150.50 794.33 167.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-71) 12/09/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.97 0.00 2.58 5.03 2.41 69.02 19:14:02 0 13.10 0.00 3.90 5.48 1.78 75.75 19:14:02 1 28.65 0.00 2.12 5.56 2.57 61.10 19:14:02 2 14.14 0.00 1.67 2.56 2.50 79.13 19:14:02 3 27.95 0.00 2.62 6.48 2.77 60.17 19:15:01 all 23.36 0.00 1.47 2.13 2.35 70.69 19:15:01 0 39.46 0.00 1.85 0.30 2.45 55.94 19:15:01 1 12.67 0.00 1.14 5.23 1.80 79.16 19:15:01 2 33.91 0.00 2.34 1.32 2.98 59.44 19:15:01 3 7.38 0.00 0.55 1.66 2.16 88.24 19:16:01 all 34.85 0.00 1.93 1.13 4.30 57.79 19:16:01 0 31.87 0.00 1.45 0.05 3.88 62.74 19:16:01 1 24.23 0.00 2.23 2.33 4.13 67.08 19:16:01 2 29.36 0.00 1.80 1.80 3.89 63.16 19:16:01 3 53.95 0.00 2.24 0.36 5.33 38.12 19:17:01 all 20.35 0.00 1.05 1.09 1.26 76.26 19:17:01 0 1.68 0.00 0.47 0.00 0.47 97.38 19:17:01 1 8.02 0.00 0.91 1.36 1.11 88.60 19:17:01 2 24.14 0.00 1.01 2.60 1.39 70.85 19:17:01 3 47.45 0.00 1.79 0.38 2.06 48.32 Average: all 24.90 0.00 1.76 2.34 2.58 68.41 Average: 0 21.51 0.00 1.92 1.46 2.15 72.96 Average: 1 18.43 0.00 1.60 3.61 2.41 73.95 Average: 2 25.36 0.00 1.70 2.07 2.69 68.17 Average: 3 34.29 0.00 1.81 2.23 3.09 58.59