---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2598 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 467 5253 0 2254 7225 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:2e:53:2e brd ff:ff:ff:ff:ff:ff inet 10.32.7.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe2e:532e/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-2598) 06/04/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 144.36 54.84 89.52 3608.47 41307.80 14:57:01 80.10 29.96 50.14 1686.12 9114.75 14:58:01 81.33 8.56 72.77 503.13 9274.35 14:59:02 29.22 3.40 25.82 129.27 5094.92 Average: 83.75 24.19 59.56 1481.51 16196.16 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5935940 7403536 2231472 27.32 38980 1607084 712628 7.73 606876 1457368 107764 14:57:01 5557976 7330752 2609436 31.95 58460 1875528 840328 9.12 686960 1720200 155964 14:58:01 5431416 7433740 2735996 33.50 66544 2090372 649380 7.05 700212 1819316 115168 14:59:02 5348372 7365808 2819040 34.52 69096 2102288 722344 7.84 777480 1824056 8956 Average: 5568426 7383459 2598986 31.82 58270 1918818 731170 7.93 692882 1705235 96963 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 426.23 243.01 1521.20 66.71 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 78.14 61.17 530.79 15.76 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 336.99 382.68 1577.30 63.63 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:02 ens3 59.62 64.07 29.66 612.87 0.00 0.00 0.00 0.00 14:59:02 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 225.24 187.75 914.74 189.76 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2598) 06/04/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.27 0.00 2.52 4.47 1.57 69.16 14:56:01 0 23.43 0.00 1.58 1.51 1.56 71.92 14:56:01 1 18.12 0.00 2.67 12.07 1.47 65.67 14:56:01 2 19.29 0.00 1.96 1.13 1.69 75.92 14:56:01 3 28.29 0.00 3.84 3.16 1.55 63.16 14:57:01 all 22.84 0.00 1.45 2.13 1.47 72.11 14:57:01 0 16.80 0.00 1.46 2.21 1.11 78.41 14:57:01 1 15.36 0.00 0.75 4.93 1.00 77.96 14:57:01 2 39.47 0.00 2.19 0.13 1.81 56.39 14:57:01 3 19.75 0.00 1.39 1.27 1.93 75.66 14:58:01 all 44.81 0.00 2.52 1.42 3.58 47.67 14:58:01 0 47.81 0.00 2.01 0.07 3.43 46.69 14:58:01 1 34.60 0.00 2.34 1.20 3.48 58.38 14:58:01 2 52.58 0.00 2.74 0.98 3.69 40.01 14:58:01 3 44.31 0.00 2.98 3.44 3.74 45.53 14:59:02 all 20.88 0.00 0.84 0.91 1.07 76.30 14:59:02 0 32.49 0.00 1.23 0.18 1.36 64.74 14:59:02 1 44.20 0.00 1.08 0.81 1.56 52.34 14:59:02 2 3.57 0.00 0.62 1.60 0.75 93.47 14:59:02 3 3.28 0.00 0.46 1.04 0.60 94.61 Average: all 27.72 0.00 1.83 2.23 1.92 66.29 Average: 0 30.14 0.00 1.57 0.99 1.87 65.43 Average: 1 28.08 0.00 1.71 4.75 1.88 63.57 Average: 2 28.74 0.00 1.88 0.96 1.99 66.44 Average: 3 23.91 0.00 2.17 2.23 1.96 69.74