---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7128 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.7G 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 582 12880 0 2576 15126 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 mq state UP group default qlen 1000 link/ether fa:16:3e:6a:24:25 brd ff:ff:ff:ff:ff:ff inet 10.30.106.244/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe6a:2425/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7128) 02/20/24 _x86_64_ (4 CPU) 21:07:23 LINUX RESTART (4 CPU) 21:08:02 tps rtps wtps bread/s bwrtn/s 21:09:01 114.20 13.79 100.41 995.09 31063.35 21:10:01 141.36 20.16 121.20 833.19 33023.70 21:11:01 81.34 1.45 79.89 57.19 17959.67 21:12:01 71.30 2.47 68.84 177.30 7609.53 Average: 102.00 9.45 92.55 513.69 22377.88 21:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:09:01 13849596 15517172 2575372 15.68 70100 1792672 804152 4.60 724968 1624380 136800 21:10:01 13483688 15447148 2941280 17.91 87188 2051664 943264 5.40 839040 1835516 104684 21:11:01 13259432 15434848 3165536 19.27 97988 2232432 968252 5.54 895248 1977284 108932 21:12:01 13223280 15516628 3201688 19.49 106512 2327984 822404 4.71 836868 2056880 70988 Average: 13453999 15478949 2970969 18.09 90447 2101188 884518 5.06 824031 1873515 105351 21:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:09:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 21:09:01 ens3 52.91 33.72 898.46 7.52 0.00 0.00 0.00 0.00 21:10:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 21:10:01 ens3 76.97 71.79 225.98 22.83 0.00 0.00 0.00 0.00 21:11:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 21:11:01 ens3 13.71 12.20 12.47 4.75 0.00 0.00 0.00 0.00 21:12:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 21:12:01 ens3 62.37 47.23 117.70 15.54 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 51.49 41.27 311.21 12.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7128) 02/20/24 _x86_64_ (4 CPU) 21:07:23 LINUX RESTART (4 CPU) 21:08:02 CPU %user %nice %system %iowait %steal %idle 21:09:01 all 21.21 0.00 1.69 4.54 0.06 72.50 21:09:01 0 2.82 0.00 0.54 8.48 0.02 88.14 21:09:01 1 7.39 0.00 1.19 3.31 0.08 88.02 21:09:01 2 57.64 0.00 3.40 2.14 0.07 36.74 21:09:01 3 17.23 0.00 1.63 4.21 0.03 76.89 21:10:01 all 23.03 0.00 1.79 3.58 0.07 71.53 21:10:01 0 38.38 0.00 2.42 3.68 0.08 55.44 21:10:01 1 6.87 0.00 1.50 9.49 0.08 82.06 21:10:01 2 32.67 0.00 1.97 0.95 0.08 64.33 21:10:01 3 14.43 0.00 1.27 0.12 0.07 84.12 21:11:01 all 23.84 0.00 1.01 1.75 0.08 73.32 21:11:01 0 40.16 0.00 1.85 0.63 0.05 57.30 21:11:01 1 6.20 0.00 0.76 6.23 0.08 86.73 21:11:01 2 43.38 0.00 0.75 0.12 0.10 55.65 21:11:01 3 5.79 0.00 0.70 0.00 0.07 93.45 21:12:01 all 21.44 0.00 2.66 1.05 0.06 74.79 21:12:01 0 26.33 0.00 2.65 0.45 0.07 70.50 21:12:01 1 15.58 0.00 2.52 2.67 0.07 79.18 21:12:01 2 11.85 0.00 2.76 0.68 0.05 84.66 21:12:01 3 32.05 0.00 2.68 0.40 0.05 64.83 Average: all 22.39 0.00 1.79 2.72 0.07 73.03 Average: 0 27.02 0.00 1.87 3.29 0.05 67.77 Average: 1 8.99 0.00 1.49 5.44 0.08 83.99 Average: 2 36.26 0.00 2.21 0.97 0.08 60.48 Average: 3 17.36 0.00 1.57 1.17 0.05 79.84