---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1399 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 624 1075 0 2244 3053 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:3f:3a:3d brd ff:ff:ff:ff:ff:ff inet 10.32.6.46/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fe3f:3a3d/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-1399) 12/02/23 _x86_64_ (4 CPU) 07:38:50 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 103.40 58.95 44.45 4265.51 6820.53 07:41:01 106.98 12.31 94.67 250.76 16581.64 07:42:01 39.44 7.88 31.56 514.18 6232.03 Average: 83.28 26.38 56.89 1676.96 9877.89 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 1776204 3342100 2262440 56.02 48900 1673768 631104 12.41 579824 1513384 153924 07:41:01 1230988 3101184 2807656 69.52 63024 1949212 811592 15.95 852336 1755564 17224 07:42:01 1130748 3150052 2907896 72.00 68336 2089500 743496 14.61 887444 1814076 43572 Average: 1379313 3197779 2659331 65.85 60087 1904160 728731 14.32 773201 1694341 71573 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:40:01 ens3 317.31 205.05 1375.13 59.48 0.00 0.00 0.00 0.00 07:41:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:41:01 ens3 450.96 471.80 2763.26 80.40 0.00 0.00 0.00 0.00 07:42:01 lo 1.32 1.32 0.16 0.16 0.00 0.00 0.00 0.00 07:42:01 ens3 499.90 348.16 1097.62 147.10 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 422.72 341.66 1745.32 95.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1399) 12/02/23 _x86_64_ (4 CPU) 07:38:50 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 21.50 0.00 1.77 3.13 0.05 73.55 07:40:01 0 29.91 0.00 1.94 1.26 0.08 66.81 07:40:01 1 11.97 0.00 1.49 7.46 0.03 79.04 07:40:01 2 28.72 0.00 2.07 1.67 0.07 67.47 07:40:01 3 15.39 0.00 1.59 2.14 0.03 80.85 07:41:01 all 28.28 0.00 1.63 1.62 0.07 68.40 07:41:01 0 28.88 0.00 1.68 1.18 0.07 68.19 07:41:01 1 24.84 0.00 1.27 3.41 0.07 70.41 07:41:01 2 28.33 0.00 1.81 0.10 0.08 69.68 07:41:01 3 31.08 0.00 1.79 1.77 0.07 65.30 07:42:01 all 33.11 0.00 1.34 0.56 0.07 64.92 07:42:01 0 29.48 0.00 1.02 0.33 0.07 69.10 07:42:01 1 29.51 0.00 1.36 1.46 0.05 67.63 07:42:01 2 46.76 0.00 1.81 0.13 0.08 51.21 07:42:01 3 26.70 0.00 1.15 0.32 0.07 71.76 Average: all 27.63 0.00 1.58 1.77 0.06 68.96 Average: 0 29.42 0.00 1.55 0.92 0.07 68.03 Average: 1 22.10 0.00 1.37 4.11 0.05 72.37 Average: 2 34.61 0.00 1.90 0.64 0.08 62.78 Average: 3 24.38 0.00 1.51 1.41 0.06 72.64