---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2038 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 7.7G 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 5157 0 2326 7199 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:93:f5:36 brd ff:ff:ff:ff:ff:ff inet 10.32.6.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fe93:f536/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2038) 11/06/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 163.05 57.83 105.21 3663.45 43448.33 12:49:01 142.41 43.36 99.05 2745.94 16890.38 12:50:02 38.61 4.10 34.51 164.51 6283.89 Average: 114.69 35.10 79.59 2191.38 22208.71 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5854564 7439424 2312856 28.32 49684 1704936 654916 7.11 545996 1582064 200240 12:49:01 5071284 7023448 3096136 37.91 65752 2040996 1112488 12.07 1028072 1849824 14488 12:50:02 5299228 7390516 2868192 35.12 70168 2173452 664048 7.21 760268 1887400 10012 Average: 5408359 7284463 2759061 33.78 61868 1973128 810484 8.79 778112 1773096 74913 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 396.02 255.56 1846.58 67.77 0.00 0.00 0.00 0.00 12:48:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:49:01 ens3 293.43 325.60 2015.22 69.90 0.00 0.00 0.00 0.00 12:49:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 12:50:02 ens3 111.66 118.65 312.70 608.21 0.00 0.00 0.00 0.00 12:50:02 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 267.05 233.27 1391.53 248.61 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2038) 11/06/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.57 0.00 2.43 4.74 0.07 72.20 12:48:01 0 40.44 0.00 2.62 2.11 0.08 54.74 12:48:01 1 13.75 0.00 1.62 8.31 0.05 76.26 12:48:01 2 11.97 0.00 1.44 2.72 0.07 83.80 12:48:01 3 16.11 0.00 4.04 5.80 0.07 73.99 12:49:01 all 33.15 0.00 1.97 2.54 0.09 62.25 12:49:01 0 28.07 0.00 1.55 1.29 0.08 69.00 12:49:01 1 39.81 0.00 2.67 4.61 0.10 52.81 12:49:01 2 34.51 0.00 1.30 2.21 0.10 61.88 12:49:01 3 30.21 0.00 2.33 2.06 0.08 65.31 12:50:02 all 23.39 0.00 1.17 0.79 0.06 74.60 12:50:02 0 11.02 0.00 0.95 0.13 0.05 87.85 12:50:02 1 27.99 0.00 1.27 0.38 0.05 70.31 12:50:02 2 10.01 0.00 0.96 2.45 0.03 86.56 12:50:02 3 44.51 0.00 1.50 0.22 0.08 53.69 Average: all 25.70 0.00 1.85 2.69 0.07 69.68 Average: 0 26.51 0.00 1.71 1.18 0.07 70.54 Average: 1 27.18 0.00 1.85 4.43 0.07 66.46 Average: 2 18.84 0.00 1.23 2.46 0.07 77.41 Average: 3 30.30 0.00 2.62 2.69 0.08 64.31