---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-292 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 467 5408 0 2100 7230 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:1a:e0:af brd ff:ff:ff:ff:ff:ff inet 10.32.7.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe1a:e0af/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-292) 05/07/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 165.84 84.50 81.34 4935.58 40420.88 19:15:01 62.66 12.26 50.39 293.15 8632.83 19:16:01 62.73 6.38 56.35 396.80 7750.62 19:17:01 25.46 3.05 22.41 123.45 4429.53 Average: 79.17 26.55 52.62 1437.20 15308.15 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6039392 7439088 2128028 26.06 36516 1543364 681184 7.39 561548 1405656 72108 19:15:01 5709388 7374308 2458032 30.10 56880 1771912 834684 9.06 649796 1614544 130156 19:16:01 5531280 7387832 2636140 32.28 62388 1953576 701808 7.62 712472 1720516 102000 19:17:01 5550372 7415388 2617048 32.04 64588 1959348 670852 7.28 693404 1719496 9004 Average: 5707608 7404154 2459812 30.12 55093 1807050 722132 7.84 654305 1615053 78317 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 336.01 189.50 1298.54 61.50 0.00 0.00 0.00 0.00 19:14:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 80.27 57.14 710.38 17.21 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 226.46 247.73 1236.28 45.49 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 19:17:01 ens3 51.02 58.49 28.80 535.29 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 Average: ens3 173.44 138.22 818.52 164.87 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-292) 05/07/26 _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 20.60 0.00 2.75 5.58 4.21 66.87 19:14:01 0 22.84 0.00 2.82 4.39 4.61 65.34 19:14:01 1 8.52 0.00 2.25 6.54 3.98 78.71 19:14:01 2 29.95 0.00 2.14 4.31 4.44 59.17 19:14:01 3 21.20 0.00 3.79 7.10 3.77 64.14 19:15:01 all 21.26 0.00 1.44 2.02 3.31 71.97 19:15:01 0 30.23 0.00 2.02 3.21 4.39 60.15 19:15:01 1 4.62 0.00 0.79 3.56 2.05 88.98 19:15:01 2 14.83 0.00 1.12 0.89 2.85 80.30 19:15:01 3 35.24 0.00 1.83 0.40 3.93 58.60 19:16:01 all 33.42 0.00 1.62 1.04 6.94 56.98 19:16:01 0 24.89 0.00 2.22 1.54 7.04 64.31 19:16:01 1 26.73 0.00 1.18 1.71 6.27 64.11 19:16:01 2 35.73 0.00 1.21 0.59 6.64 55.82 19:16:01 3 46.36 0.00 1.83 0.33 7.81 43.67 19:17:01 all 19.51 0.00 0.99 1.00 2.16 76.33 19:17:01 0 1.32 0.00 0.61 2.20 1.32 94.55 19:17:01 1 22.75 0.00 0.91 0.25 2.25 73.85 19:17:01 2 18.08 0.00 0.98 0.56 1.80 78.58 19:17:01 3 35.85 0.00 1.47 0.99 3.28 58.42 Average: all 23.72 0.00 1.70 2.41 4.16 68.01 Average: 0 19.88 0.00 1.92 2.84 4.35 71.02 Average: 1 15.66 0.00 1.28 3.03 3.65 76.39 Average: 2 24.67 0.00 1.36 1.59 3.94 68.43 Average: 3 34.70 0.00 2.23 2.19 4.71 56.17