---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-262 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 470 5296 0 2208 7225 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:34:c7:67 brd ff:ff:ff:ff:ff:ff inet 10.32.7.145/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe34:c767/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-262) 04/11/26 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 190.93 110.48 80.45 5426.30 39931.49 07:07:01 56.37 0.19 56.18 22.37 9686.89 07:08:01 75.17 38.34 36.83 2230.69 6811.53 07:09:01 28.25 3.47 24.78 132.78 8031.86 Average: 87.81 38.28 49.53 1961.03 16142.07 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6055548 7431460 2111872 25.86 35404 1521460 678520 7.36 566756 1384356 63616 07:07:01 5760536 7403688 2406884 29.47 55452 1752916 699960 7.60 607820 1606112 126724 07:08:01 5401472 7367296 2765948 33.87 64600 2058504 708296 7.69 779316 1777328 211080 07:09:01 5454036 7427660 2713384 33.22 66608 2063676 655400 7.11 726548 1775952 8748 Average: 5667898 7407526 2499522 30.60 55516 1849139 685544 7.44 670110 1635937 102542 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 406.17 225.56 1152.38 65.71 0.00 0.00 0.00 0.00 07:06:02 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 07:07:01 ens3 50.78 36.06 658.24 4.70 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:08:01 ens3 200.12 180.65 2022.75 33.63 0.00 0.00 0.00 0.00 07:08:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 07:09:01 ens3 65.86 70.74 29.11 667.13 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 181.27 128.63 966.89 193.57 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 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-262) 04/11/26 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.11 0.00 3.12 6.78 2.57 65.42 07:06:02 0 11.14 0.00 1.85 8.20 1.87 76.93 07:06:02 1 22.41 0.00 5.58 6.38 2.52 63.12 07:06:02 2 19.56 0.00 2.31 7.94 3.37 66.82 07:06:02 3 35.36 0.00 2.76 4.59 2.50 54.78 07:07:01 all 19.82 0.00 1.41 2.22 1.44 75.12 07:07:01 0 13.03 0.00 0.76 0.14 0.74 85.33 07:07:01 1 29.84 0.00 1.58 1.81 2.23 64.53 07:07:01 2 11.32 0.00 1.38 6.66 1.63 79.00 07:07:01 3 25.05 0.00 1.91 0.25 1.15 71.64 07:08:01 all 40.11 0.00 2.04 1.83 3.42 52.60 07:08:01 0 35.02 0.00 1.70 1.70 3.31 58.27 07:08:01 1 47.58 0.00 2.07 2.09 3.25 45.01 07:08:01 2 36.97 0.00 2.26 2.21 3.35 55.22 07:08:01 3 40.87 0.00 2.14 1.29 3.78 51.93 07:09:01 all 21.02 0.00 1.19 0.84 0.71 76.24 07:09:01 0 10.88 0.00 1.16 0.05 0.50 87.41 07:09:01 1 60.93 0.00 2.02 0.30 1.63 35.11 07:09:01 2 7.03 0.00 0.73 0.98 0.35 90.90 07:09:01 3 5.30 0.00 0.83 2.03 0.37 91.47 Average: all 25.79 0.00 1.94 2.93 2.04 67.31 Average: 0 17.52 0.00 1.37 2.54 1.61 76.96 Average: 1 40.19 0.00 2.82 2.65 2.41 51.93 Average: 2 18.76 0.00 1.67 4.46 2.18 72.92 Average: 3 26.68 0.00 1.91 2.05 1.95 67.41