---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10063 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 7.8G 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 475 5121 0 2378 7216 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:ab:cc:75 brd ff:ff:ff:ff:ff:ff inet 10.32.6.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:feab:cc75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10063) 09/05/26 _x86_64_ (4 CPU) 16:58:50 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:01 114.88 54.00 60.88 3548.15 5528.17 17:01:01 58.12 5.72 52.41 195.83 9612.26 17:02:01 77.67 33.21 44.46 2054.19 13444.69 17:03:01 24.10 0.60 23.50 67.72 5309.65 Average: 68.69 23.38 45.31 1466.56 8473.57 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 5951680 7395932 2215740 27.13 38512 1584848 716768 7.78 610652 1441748 100932 17:01:01 5701760 7473280 2465660 30.19 57112 1875272 604096 6.55 530132 1735084 196332 17:02:01 5224908 7363072 2942512 36.03 64496 2227340 697404 7.57 749028 1978808 130336 17:03:01 5232748 7378296 2934672 35.93 66844 2231920 683608 7.42 747840 1971460 9872 Average: 5527774 7402645 2639646 32.32 56741 1979845 675469 7.33 659413 1781775 109368 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:00:01 ens3 463.75 279.21 1505.51 69.80 0.00 0.00 0.00 0.00 17:01:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:01:01 ens3 58.81 54.59 747.69 6.87 0.00 0.00 0.00 0.00 17:02:01 lo 1.30 1.30 0.13 0.13 0.00 0.00 0.00 0.00 17:02:01 ens3 181.69 160.42 3386.46 29.62 0.00 0.00 0.00 0.00 17:03:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 17:03:01 ens3 12.85 14.00 8.54 6.23 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 179.28 127.06 1412.05 28.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10063) 09/05/26 _x86_64_ (4 CPU) 16:58:50 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 22.74 0.00 1.65 3.37 1.09 71.15 17:00:01 0 30.52 0.00 2.16 5.64 1.42 60.26 17:00:01 1 25.56 0.00 1.57 4.50 1.08 67.29 17:00:01 2 20.66 0.00 1.67 2.19 1.09 74.39 17:00:01 3 14.19 0.00 1.23 1.17 0.75 82.66 17:01:01 all 21.03 0.00 1.37 1.54 0.99 75.07 17:01:01 0 54.87 0.00 2.60 1.57 1.63 39.33 17:01:01 1 13.43 0.00 0.96 2.56 0.83 82.22 17:01:01 2 13.85 0.00 1.64 1.28 1.06 82.17 17:01:01 3 2.06 0.00 0.28 0.73 0.43 96.49 17:02:01 all 36.90 0.00 1.89 1.72 2.38 57.12 17:02:01 0 30.45 0.00 1.77 3.43 2.40 61.95 17:02:01 1 32.54 0.00 1.62 2.35 1.97 61.53 17:02:01 2 47.47 0.00 2.01 0.70 2.78 47.05 17:02:01 3 37.12 0.00 2.15 0.40 2.40 57.94 17:03:01 all 20.58 0.00 1.05 0.68 0.82 76.87 17:03:01 0 13.73 0.00 0.85 0.71 0.83 83.88 17:03:01 1 16.70 0.00 1.17 0.03 0.58 81.51 17:03:01 2 43.14 0.00 1.45 0.18 1.48 53.75 17:03:01 3 8.72 0.00 0.73 1.80 0.38 88.36 Average: all 25.31 0.00 1.49 1.83 1.32 70.05 Average: 0 32.38 0.00 1.84 2.84 1.57 61.37 Average: 1 22.05 0.00 1.33 2.36 1.12 73.14 Average: 2 31.28 0.00 1.69 1.09 1.60 64.34 Average: 3 15.53 0.00 1.10 1.02 0.99 81.36