---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2466 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 560 12694 0 2784 15154 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e6:11:c9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.118/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fee6:11c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2466) 11/21/23 _x86_64_ (4 CPU) 11:55:10 LINUX RESTART (4 CPU) 11:56:01 tps rtps wtps bread/s bwrtn/s 11:57:01 126.73 13.06 113.66 364.61 29723.85 11:58:01 93.12 2.47 90.65 314.35 30374.54 11:59:01 61.21 1.02 60.19 57.59 32672.02 Average: 93.68 5.52 88.17 245.51 30923.47 11:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:57:01 13467072 15243884 2957896 18.01 73548 1895272 1184328 6.78 1021088 1705944 139756 11:58:01 13050008 15538612 3374960 20.55 81700 2582108 757528 4.34 954412 2158896 487108 11:59:01 13018848 15537636 3406120 20.74 87644 2605672 755848 4.33 988308 2154752 33360 Average: 13178643 15440044 3246325 19.76 80964 2361017 899235 5.15 987936 2006531 220075 11:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:57:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 11:57:01 ens3 151.61 130.49 1371.80 43.48 0.00 0.00 0.00 0.00 11:58:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:58:01 ens3 402.23 333.54 3150.23 81.04 0.00 0.00 0.00 0.00 11:59:01 lo 5.80 5.80 0.53 0.53 0.00 0.00 0.00 0.00 11:59:01 ens3 183.07 165.72 286.00 2307.92 0.00 0.00 0.00 0.00 Average: lo 2.36 2.36 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 245.64 209.92 1602.68 810.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2466) 11/21/23 _x86_64_ (4 CPU) 11:55:10 LINUX RESTART (4 CPU) 11:56:01 CPU %user %nice %system %iowait %steal %idle 11:57:01 all 24.26 0.00 1.58 4.82 0.07 69.28 11:57:01 0 15.29 0.00 0.70 9.10 0.07 74.84 11:57:01 1 34.84 0.00 2.25 7.90 0.08 54.92 11:57:01 2 15.65 0.00 1.69 0.45 0.07 82.13 11:57:01 3 31.28 0.00 1.66 1.81 0.07 65.19 11:58:01 all 32.09 0.00 1.64 3.25 0.08 62.94 11:58:01 0 31.05 0.00 1.19 0.35 0.05 67.36 11:58:01 1 30.91 0.00 2.13 4.30 0.14 62.52 11:58:01 2 34.22 0.00 2.55 0.07 0.07 63.09 11:58:01 3 32.17 0.00 0.72 8.29 0.07 58.76 11:59:01 all 20.22 0.00 1.14 4.58 0.05 74.01 11:59:01 0 38.25 0.00 1.84 3.27 0.07 56.57 11:59:01 1 15.96 0.00 1.07 12.28 0.05 70.64 11:59:01 2 19.44 0.00 1.00 0.39 0.05 79.12 11:59:01 3 7.32 0.00 0.65 2.42 0.03 89.59 Average: all 25.51 0.00 1.45 4.22 0.07 68.76 Average: 0 28.20 0.00 1.24 4.24 0.06 66.26 Average: 1 27.20 0.00 1.82 8.18 0.09 62.71 Average: 2 23.10 0.00 1.75 0.30 0.06 74.78 Average: 3 23.53 0.00 1.01 4.16 0.06 71.25