---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5338 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 492 5334 0 2148 7204 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:a3:77:7d brd ff:ff:ff:ff:ff:ff inet 10.32.6.62/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fea3:777d/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-5338) 10/02/25 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 110.70 54.51 56.19 3585.94 5271.25 07:07:01 84.17 30.09 54.07 1706.12 9314.31 07:08:01 61.44 8.85 52.59 499.78 6993.50 07:09:01 23.05 0.35 22.70 33.73 4820.80 Average: 69.84 23.45 46.39 1456.39 6599.97 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5945832 7374248 2221580 27.20 37684 1570580 722984 7.84 627484 1428096 92140 07:07:01 5627392 7330968 2540020 31.10 57844 1809396 775928 8.42 689196 1652812 104932 07:08:01 5488204 7400860 2679208 32.80 63160 2007940 650136 7.05 732136 1738784 129600 07:09:01 5522452 7435164 2644960 32.38 65344 2006372 628780 6.82 703444 1734192 10456 Average: 5645970 7385310 2521442 30.87 56008 1848572 694457 7.54 688065 1638471 84282 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 442.71 240.41 1458.45 66.98 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 88.20 66.59 449.39 19.83 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 244.99 284.92 1244.40 631.04 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 12.05 12.55 9.26 6.00 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 Average: ens3 196.99 151.12 790.37 180.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5338) 10/02/25 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.68 0.00 1.80 3.50 1.68 70.34 07:06:01 0 28.89 0.00 1.16 1.00 1.48 67.47 07:06:01 1 24.99 0.00 1.75 1.76 1.43 70.07 07:06:01 2 11.11 0.00 1.70 9.00 1.40 76.78 07:06:01 3 25.80 0.00 2.58 2.21 2.41 67.00 07:07:01 all 24.01 0.00 1.39 2.47 1.72 70.41 07:07:01 0 41.85 0.00 1.85 1.31 1.88 53.11 07:07:01 1 25.27 0.00 1.54 0.31 2.23 70.65 07:07:01 2 7.51 0.00 0.83 5.64 1.29 84.72 07:07:01 3 21.45 0.00 1.35 2.63 1.46 73.11 07:08:01 all 33.19 0.00 1.72 1.09 2.60 61.39 07:08:01 0 26.76 0.00 1.65 1.07 2.82 67.70 07:08:01 1 61.14 0.00 2.34 1.31 3.10 32.10 07:08:01 2 22.35 0.00 1.62 1.80 2.38 71.84 07:08:01 3 22.58 0.00 1.30 0.20 2.11 73.81 07:09:01 all 20.85 0.00 0.94 0.89 1.04 76.28 07:09:01 0 15.92 0.00 0.81 0.17 1.50 81.60 07:09:01 1 35.48 0.00 1.60 2.36 1.25 59.31 07:09:01 2 26.28 0.00 0.78 1.01 1.10 70.83 07:09:01 3 5.73 0.00 0.55 0.02 0.32 93.39 Average: all 25.19 0.00 1.46 1.99 1.76 69.60 Average: 0 28.33 0.00 1.37 0.89 1.92 67.49 Average: 1 36.72 0.00 1.81 1.44 2.00 58.04 Average: 2 16.80 0.00 1.23 4.37 1.55 76.05 Average: 3 18.91 0.00 1.44 1.27 1.58 76.80