---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2859 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 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 460 5253 0 2261 7232 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:e1:f9:6f brd ff:ff:ff:ff:ff:ff inet 10.32.7.96/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fee1:f96f/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-2859) 06/07/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 162.84 76.79 86.05 4776.00 40949.73 14:57:01 75.40 20.55 54.86 1388.44 9839.83 14:58:01 91.13 18.38 72.75 827.33 9229.66 14:59:01 30.27 3.40 26.87 129.29 5102.97 Average: 89.91 29.78 60.13 1780.20 16280.08 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5983580 7420976 2183832 26.74 37436 1579740 698564 7.58 582256 1439164 90920 14:57:01 5655964 7425892 2511448 30.75 58444 1872688 838600 9.10 590352 1720832 155848 14:58:01 5432536 7442924 2734876 33.49 66132 2099104 652868 7.08 692324 1828136 107160 14:59:01 5365364 7390264 2802048 34.31 68948 2110112 696904 7.56 754296 1832820 8796 Average: 5609361 7420014 2558051 31.32 57740 1915411 721734 7.83 654807 1705238 90681 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 14:56:01 ens3 450.82 246.04 1589.16 66.35 0.00 0.00 0.00 0.00 14:57:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 72.52 58.67 529.48 14.30 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 361.41 406.03 1592.36 73.44 0.00 0.00 0.00 0.00 14:59:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 14:59:01 ens3 55.81 66.79 27.85 605.60 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 235.13 194.38 934.68 189.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2859) 06/07/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.90 0.00 2.79 5.31 1.45 68.54 14:56:01 0 16.14 0.00 1.58 1.98 1.08 79.22 14:56:01 1 6.65 0.00 4.21 3.66 1.41 84.07 14:56:01 2 32.27 0.00 2.21 10.42 1.55 53.55 14:56:01 3 32.64 0.00 3.11 5.24 1.75 57.26 14:57:01 all 21.72 0.00 1.42 1.96 1.35 73.56 14:57:01 0 31.32 0.00 1.93 0.20 1.43 65.11 14:57:01 1 20.17 0.00 1.65 1.85 2.08 74.24 14:57:01 2 12.05 0.00 0.92 5.12 0.77 81.15 14:57:01 3 23.30 0.00 1.17 0.67 1.08 73.78 14:58:01 all 43.89 0.00 2.52 1.09 3.44 49.05 14:58:01 0 39.47 0.00 2.14 0.35 3.38 54.67 14:58:01 1 48.57 0.00 2.01 0.61 3.36 45.45 14:58:01 2 45.02 0.00 2.82 2.73 3.21 46.22 14:58:01 3 42.51 0.00 3.15 0.68 3.83 49.83 14:59:01 all 20.78 0.00 0.91 0.81 1.03 76.47 14:59:01 0 1.26 0.00 0.32 0.00 0.35 98.07 14:59:01 1 70.71 0.00 1.97 0.55 2.27 24.51 14:59:01 2 1.16 0.00 0.45 1.83 0.70 95.86 14:59:01 3 10.11 0.00 0.92 0.85 0.82 87.31 Average: all 27.09 0.00 1.91 2.29 1.82 66.89 Average: 0 22.06 0.00 1.49 0.63 1.56 74.25 Average: 1 36.48 0.00 2.46 1.67 2.28 57.11 Average: 2 22.64 0.00 1.60 5.01 1.56 69.19 Average: 3 27.16 0.00 2.08 1.86 1.87 67.03