---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-436 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 8.0G 12G 42% / 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 4917 0 2598 7230 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:10:e0:27 brd ff:ff:ff:ff:ff:ff inet 10.32.7.192/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe10:e027/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-436) 05/09/26 _x86_64_ (4 CPU) 12:27:54 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 142.08 55.29 86.79 3639.13 40976.52 12:30:01 86.99 29.93 57.06 1660.12 12165.04 12:31:01 73.29 9.77 63.52 516.45 19176.67 12:32:01 22.11 0.65 21.46 76.25 3791.90 Average: 81.12 23.91 57.21 1472.99 19027.53 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5964960 7411376 2202460 26.97 38352 1587124 706364 7.66 592800 1445496 99120 12:30:01 5508500 7316624 2658920 32.56 57896 1912760 796496 8.64 722900 1737088 105480 12:31:01 5042332 7401856 3125088 38.26 63872 2447596 683960 7.42 699908 2206116 83888 12:32:01 5023952 7390276 3143468 38.49 66188 2451828 696704 7.56 718104 2205404 9856 Average: 5384936 7380033 2782484 34.07 56577 2099827 720881 7.82 683428 1898526 74586 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 ens3 399.00 231.79 1515.62 66.41 0.00 0.00 0.00 0.00 12:29:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:30:01 ens3 148.08 113.40 2088.69 21.11 0.00 0.00 0.00 0.00 12:30:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:31:01 ens3 449.61 397.22 7417.12 62.06 0.00 0.00 0.00 0.00 12:31:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 12:32:01 ens3 12.31 12.73 11.36 6.02 0.00 0.00 0.00 0.00 12:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 252.25 188.79 2758.20 38.90 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-436) 05/09/26 _x86_64_ (4 CPU) 12:27:54 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 20.77 0.00 2.65 5.04 2.23 69.32 12:29:01 0 26.42 0.00 2.07 3.55 2.04 65.92 12:29:01 1 24.19 0.00 2.07 5.47 2.57 65.69 12:29:01 2 17.75 0.00 2.42 5.90 2.30 71.63 12:29:01 3 14.72 0.00 4.02 5.25 2.01 74.01 12:30:01 all 24.72 0.00 1.54 2.02 2.05 69.68 12:30:01 0 43.40 0.00 2.51 1.80 2.89 49.40 12:30:01 1 13.21 0.00 0.96 0.68 1.51 83.64 12:30:01 2 10.85 0.00 0.73 1.19 1.67 85.56 12:30:01 3 31.39 0.00 1.96 4.42 2.09 60.13 12:31:01 all 32.01 0.00 2.03 1.30 2.92 61.73 12:31:01 0 40.66 0.00 1.78 0.96 2.86 53.74 12:31:01 1 30.98 0.00 1.99 0.88 2.72 63.43 12:31:01 2 25.43 0.00 1.58 1.94 2.49 68.56 12:31:01 3 30.99 0.00 2.77 1.41 3.60 61.23 12:32:01 all 20.46 0.00 1.09 0.56 0.94 76.95 12:32:01 0 27.48 0.00 1.12 0.15 0.97 70.29 12:32:01 1 7.58 0.00 0.71 0.03 0.73 90.95 12:32:01 2 15.00 0.00 1.12 0.27 0.67 82.96 12:32:01 3 31.84 0.00 1.45 1.81 1.40 63.50 Average: all 24.49 0.00 1.83 2.23 2.03 69.41 Average: 0 34.51 0.00 1.87 1.62 2.19 59.81 Average: 1 18.99 0.00 1.43 1.77 1.88 75.92 Average: 2 17.25 0.00 1.46 2.33 1.78 77.18 Average: 3 27.23 0.00 2.55 3.22 2.28 64.72