---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2440 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 7.6G 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 474 5251 0 2249 7219 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:21:01:df brd ff:ff:ff:ff:ff:ff inet 10.32.7.143/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe21:1df/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-2440) 06/02/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 165.19 84.14 81.06 4925.16 40203.68 14:57:01 61.26 5.60 55.66 176.24 10233.09 14:58:01 106.95 33.23 73.72 2031.26 9448.96 14:59:01 24.86 3.50 21.36 134.62 5057.38 Average: 89.57 31.62 57.95 1816.88 16236.31 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6035028 7430264 2132392 26.11 36424 1539504 691620 7.50 570604 1402112 73172 14:57:01 5738380 7460200 2429040 29.74 57168 1826420 814396 8.84 547092 1684292 162288 14:58:01 5265136 7161612 2902284 35.53 65824 1986060 913924 9.92 919876 1769872 6440 14:59:01 5380556 7393128 2786864 34.12 68700 2098164 685820 7.44 753644 1820276 11160 Average: 5604775 7361301 2562645 31.38 57029 1862537 776440 8.42 697804 1669138 63265 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 389.60 221.64 1297.41 64.85 0.00 0.00 0.00 0.00 14:56:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 73.74 56.91 803.42 11.56 0.00 0.00 0.00 0.00 14:57:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 14:58:01 ens3 334.54 377.80 1569.49 63.14 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 14:59:01 ens3 77.67 74.78 49.50 601.00 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 218.89 182.78 929.94 185.15 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2440) 06/02/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.85 0.00 2.63 5.31 1.05 70.16 14:56:01 0 27.46 0.00 4.33 5.21 1.22 61.79 14:56:01 1 18.71 0.00 1.89 9.22 0.92 69.26 14:56:01 2 25.81 0.00 2.22 2.25 1.25 68.47 14:56:01 3 11.38 0.00 2.06 4.56 0.80 81.20 14:57:01 all 21.41 0.00 1.28 1.82 0.81 74.69 14:57:01 0 41.72 0.00 2.40 1.56 1.16 53.15 14:57:01 1 6.17 0.00 0.75 4.42 0.32 88.33 14:57:01 2 25.27 0.00 1.05 1.10 1.31 71.26 14:57:01 3 12.39 0.00 0.92 0.17 0.45 86.08 14:58:01 all 45.15 0.00 2.53 2.06 3.21 47.05 14:58:01 0 46.55 0.00 2.38 1.78 3.01 46.29 14:58:01 1 44.96 0.00 2.15 2.08 3.02 47.78 14:58:01 2 46.70 0.00 2.67 1.30 3.37 45.97 14:58:01 3 42.40 0.00 2.90 3.09 3.43 48.18 14:59:01 all 21.67 0.00 1.17 0.80 0.85 75.51 14:59:01 0 13.96 0.00 1.00 0.03 0.62 84.39 14:59:01 1 38.33 0.00 1.33 0.12 1.22 59.00 14:59:01 2 8.90 0.00 1.13 2.65 0.70 86.61 14:59:01 3 25.49 0.00 1.20 0.42 0.88 72.02 Average: all 27.28 0.00 1.90 2.50 1.48 66.84 Average: 0 32.44 0.00 2.53 2.15 1.50 61.39 Average: 1 27.06 0.00 1.53 3.96 1.37 66.09 Average: 2 26.67 0.00 1.77 1.82 1.66 68.08 Average: 3 22.95 0.00 1.77 2.05 1.40 71.83