---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7800 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: 2800.000 BogoMIPS: 5600.00 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 7.7G 12G 41% / 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 5155 0 2344 7215 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:0d:73:5c brd ff:ff:ff:ff:ff:ff inet 10.32.6.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe0d:735c/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-7800) 08/08/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 165.87 84.15 81.72 4928.11 40068.67 07:07:01 56.78 0.18 56.60 21.99 9844.45 07:08:01 80.69 38.26 42.43 2252.29 9546.01 07:09:01 27.10 2.02 25.08 109.98 9227.80 07:10:01 21.95 0.08 21.86 2.80 917.05 Average: 70.48 24.94 45.54 1462.99 13920.66 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6072416 7461388 2094996 25.65 36024 1533376 651592 7.07 536020 1395448 69860 07:07:01 5798592 7414776 2368820 29.00 54084 1730908 685640 7.44 594888 1584680 94288 07:08:01 4928616 6885316 3238796 39.66 64752 2046704 1227648 13.32 1191188 1828416 97148 07:09:01 5309092 7416336 2858320 35.00 67916 2192156 665524 7.22 735160 1903172 10980 07:10:01 5283432 7393380 2883980 35.31 69552 2192508 680968 7.39 780104 1882176 8496 Average: 5478430 7314239 2688982 32.92 58466 1939130 782274 8.49 767472 1718778 56154 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 391.30 203.18 1242.81 62.54 0.00 0.00 0.00 0.00 07:06:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 33.81 29.17 674.90 4.12 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 153.84 136.73 2018.72 28.81 0.00 0.00 0.00 0.00 07:08:01 lo 1.77 1.77 0.18 0.18 0.00 0.00 0.00 0.00 07:09:01 ens3 84.54 80.75 391.50 674.00 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 07:10:01 ens3 9.93 10.70 6.27 4.86 0.00 0.00 0.00 0.00 07:10:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 134.68 92.10 866.83 154.86 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7800) 08/08/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.36 0.00 2.89 5.84 2.74 66.16 07:06:01 0 25.29 0.00 2.06 3.64 2.01 67.00 07:06:01 1 11.05 0.00 2.62 11.02 3.12 72.19 07:06:01 2 21.10 0.00 4.32 5.59 3.03 65.96 07:06:01 3 32.11 0.00 2.56 3.08 2.80 59.45 07:07:01 all 19.43 0.00 1.24 2.12 1.47 75.74 07:07:01 0 0.65 0.00 0.03 0.00 0.53 98.79 07:07:01 1 4.81 0.00 0.61 5.44 1.07 88.06 07:07:01 2 22.56 0.00 1.68 2.48 2.40 70.88 07:07:01 3 49.88 0.00 2.63 0.52 1.85 45.12 07:08:01 all 38.68 0.00 2.10 2.02 4.44 52.75 07:08:01 0 35.91 0.00 1.49 0.96 3.74 57.90 07:08:01 1 42.83 0.00 2.34 1.28 4.64 48.92 07:08:01 2 41.61 0.00 2.36 1.61 4.71 49.71 07:08:01 3 34.41 0.00 2.21 4.22 4.68 54.48 07:09:01 all 21.64 0.00 1.23 0.84 1.82 74.47 07:09:01 0 23.98 0.00 0.86 0.33 1.82 73.00 07:09:01 1 9.80 0.00 0.98 0.10 1.06 88.06 07:09:01 2 44.80 0.00 2.17 0.22 2.55 50.26 07:09:01 3 8.05 0.00 0.90 2.71 1.84 86.49 07:10:01 all 20.80 0.00 0.86 0.92 1.31 76.12 07:10:01 0 24.37 0.00 1.18 0.65 1.08 72.72 07:10:01 1 23.16 0.00 0.79 2.08 1.79 72.18 07:10:01 2 28.93 0.00 0.91 0.13 1.77 68.26 07:10:01 3 6.68 0.00 0.55 0.80 0.58 91.39 Average: all 24.59 0.00 1.67 2.35 2.36 69.04 Average: 0 22.04 0.00 1.13 1.12 1.84 73.88 Average: 1 18.31 0.00 1.47 4.00 2.34 73.88 Average: 2 31.79 0.00 2.29 2.01 2.90 61.02 Average: 3 26.19 0.00 1.77 2.27 2.35 67.41