---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8032 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 7.6G 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 486 5389 0 2100 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:e0:b7:11 brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fee0:b711/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8032) 03/03/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 146.37 62.08 84.29 4203.13 40465.19 19:15:01 63.01 12.23 50.77 292.62 8794.00 19:16:01 64.11 7.03 57.08 422.93 7806.86 19:17:01 23.60 0.73 22.86 46.26 4407.00 Average: 74.27 20.52 53.75 1241.32 15369.00 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5979920 7398716 2187500 26.78 36712 1562116 705480 7.65 601388 1422408 84828 19:15:01 5721456 7388696 2445964 29.95 56708 1774852 833464 9.04 630668 1619688 130120 19:16:01 5567280 7427516 2600140 31.84 62492 1957240 650416 7.06 670492 1723536 112772 19:17:01 5571632 7437064 2595788 31.78 64624 1959736 642236 6.97 669588 1719336 10440 Average: 5710072 7412998 2457348 30.09 55134 1813486 707899 7.68 643034 1621242 84540 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 420.38 239.24 1430.71 66.58 0.00 0.00 0.00 0.00 19:14:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 63.61 48.54 456.06 14.51 0.00 0.00 0.00 0.00 19:15:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 217.49 250.38 1234.41 44.94 0.00 0.00 0.00 0.00 19:16:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 19:17:01 ens3 51.97 59.37 32.15 536.92 0.00 0.00 0.00 0.00 19:17:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 188.37 149.39 788.38 165.73 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 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-8032) 03/03/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.23 0.00 2.87 4.30 1.16 69.44 19:14:01 0 27.26 0.00 2.51 7.82 1.20 61.21 19:14:01 1 26.53 0.00 2.22 1.20 1.10 68.95 19:14:01 2 17.45 0.00 4.68 1.94 1.05 74.88 19:14:01 3 17.67 0.00 2.10 6.28 1.28 72.68 19:15:01 all 23.22 0.00 1.69 1.65 1.21 72.23 19:15:01 0 22.66 0.00 1.40 2.53 1.08 72.32 19:15:01 1 28.99 0.00 1.78 2.71 1.50 65.01 19:15:01 2 31.99 0.00 2.59 0.85 1.40 63.17 19:15:01 3 9.29 0.00 1.00 0.53 0.85 88.33 19:16:01 all 40.74 0.00 2.03 1.16 2.78 53.29 19:16:01 0 59.29 0.00 2.14 0.85 3.26 34.46 19:16:01 1 44.42 0.00 1.84 0.91 2.52 50.30 19:16:01 2 29.89 0.00 1.76 1.88 2.60 63.87 19:16:01 3 29.35 0.00 2.39 0.99 2.77 64.50 19:17:01 all 20.96 0.00 1.11 0.68 0.88 76.38 19:17:01 0 27.93 0.00 0.99 0.07 0.88 70.13 19:17:01 1 36.82 0.00 1.36 1.93 1.26 58.62 19:17:01 2 6.98 0.00 0.98 0.57 0.47 91.00 19:17:01 3 12.12 0.00 1.11 0.12 0.90 85.75 Average: all 26.80 0.00 1.92 1.95 1.51 67.82 Average: 0 34.32 0.00 1.76 2.81 1.61 59.50 Average: 1 34.20 0.00 1.80 1.69 1.60 60.71 Average: 2 21.58 0.00 2.50 1.31 1.38 73.23 Average: 3 17.11 0.00 1.65 1.98 1.45 77.81