---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3370 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 484 5312 0 2179 7211 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:74:18:a0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fe74:18a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3370) 01/16/26 _x86_64_ (4 CPU) 12:47:00 LINUX RESTART (4 CPU) 12:48:02 tps rtps wtps bread/s bwrtn/s 12:49:01 56.77 0.19 56.58 22.37 9248.60 12:50:01 97.67 38.03 59.64 2168.57 8169.04 12:51:01 25.09 1.90 23.19 63.18 4903.97 12:52:01 22.23 0.35 21.88 33.73 1495.48 Average: 50.41 10.16 40.26 574.24 5940.45 12:48:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 5778608 7423636 2388812 29.25 55592 1754316 671052 7.28 587428 1605388 128592 12:50:01 5157520 6967208 3009900 36.85 63736 1904548 1108256 12.03 1102324 1696912 4092 12:51:01 5384000 7330512 2783420 34.08 66848 2036168 732028 7.94 814320 1757464 33160 12:52:01 5377148 7326688 2790272 34.16 68852 2036936 746592 8.10 821196 1756792 17272 Average: 5424319 7262011 2743101 33.59 63757 1932992 814482 8.84 831317 1704139 45779 12:48:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 44.57 34.71 653.27 4.61 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 12:50:01 ens3 301.47 323.68 1453.92 61.92 0.00 0.00 0.00 0.00 12:51:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 101.62 121.18 311.40 630.05 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:52:01 ens3 12.40 13.03 11.31 6.07 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 115.31 123.52 607.27 176.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3370) 01/16/26 _x86_64_ (4 CPU) 12:47:00 LINUX RESTART (4 CPU) 12:48:02 CPU %user %nice %system %iowait %steal %idle 12:49:01 all 19.61 0.00 1.18 2.49 1.80 74.92 12:49:01 0 20.35 0.00 1.02 1.29 1.86 75.47 12:49:01 1 41.62 0.00 2.13 0.78 2.14 53.33 12:49:01 2 15.79 0.00 1.14 0.32 2.12 80.63 12:49:01 3 0.76 0.00 0.45 7.58 1.09 90.11 12:50:01 all 41.45 0.00 2.47 1.77 7.68 46.63 12:50:01 0 44.91 0.00 2.31 1.45 7.73 43.60 12:50:01 1 37.90 0.00 2.07 2.82 6.99 50.22 12:50:01 2 44.75 0.00 2.37 1.84 7.49 43.55 12:50:01 3 38.23 0.00 3.12 0.96 8.51 49.18 12:51:01 all 22.64 0.00 1.19 0.81 2.47 72.88 12:51:01 0 29.61 0.00 1.55 0.26 2.76 65.81 12:51:01 1 8.16 0.00 0.77 1.76 2.11 87.19 12:51:01 2 45.20 0.00 1.83 0.84 3.00 49.13 12:51:01 3 7.65 0.00 0.64 0.34 2.02 89.34 12:52:01 all 20.59 0.00 0.84 1.03 1.82 75.71 12:52:01 0 27.41 0.00 0.98 0.17 1.48 69.97 12:52:01 1 7.33 0.00 0.61 0.03 1.30 90.72 12:52:01 2 47.19 0.00 1.41 0.88 2.50 48.03 12:52:01 3 0.64 0.00 0.36 3.04 2.01 93.95 Average: all 26.16 0.00 1.43 1.52 3.47 67.43 Average: 0 30.67 0.00 1.47 0.79 3.49 63.58 Average: 1 23.69 0.00 1.39 1.36 3.15 70.40 Average: 2 38.33 0.00 1.69 0.97 3.80 55.21 Average: 3 11.95 0.00 1.15 2.95 3.43 80.51