---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6818 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 9.2G 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 552 12389 0 3098 15157 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:08:66:3d brd ff:ff:ff:ff:ff:ff inet 10.30.106.159/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe08:663d/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-6818) 02/19/24 _x86_64_ (4 CPU) 18:10:23 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 127.90 28.30 99.60 2155.20 30088.53 18:13:01 164.04 20.15 143.89 678.69 40638.56 18:14:01 71.67 1.47 70.20 69.06 35222.40 Average: 121.20 16.64 104.57 967.58 35316.79 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13932772 15625308 2492196 15.17 71100 1817556 716112 4.10 625564 1646564 118700 18:13:01 12419856 14759840 4005112 24.38 87996 2428960 1417008 8.11 1558616 2183420 135324 18:14:01 12662968 15491308 3762000 22.90 95424 2896852 825532 4.72 1221828 2260112 40096 Average: 13005199 15292152 3419769 20.82 84840 2381123 986217 5.64 1135336 2030032 98040 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 78.33 54.95 1053.40 19.91 0.00 0.00 0.00 0.00 18:12:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 18:13:01 ens3 634.16 546.78 7618.89 94.51 0.00 0.00 0.00 0.00 18:13:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:14:01 ens3 332.79 312.41 797.37 2471.93 0.00 0.00 0.00 0.00 18:14:01 lo 19.66 19.66 1.77 1.77 0.00 0.00 0.00 0.00 Average: ens3 348.44 304.73 3156.67 862.17 0.00 0.00 0.00 0.00 Average: lo 7.04 7.04 0.64 0.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6818) 02/19/24 _x86_64_ (4 CPU) 18:10:23 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 19.50 0.00 1.53 4.97 0.05 73.95 18:12:01 0 50.23 0.00 3.17 3.47 0.05 43.08 18:12:01 1 8.24 0.00 1.23 3.07 0.02 87.44 18:12:01 2 8.73 0.00 0.79 12.26 0.05 78.18 18:12:01 3 10.92 0.00 0.90 1.07 0.08 87.02 18:13:01 all 38.06 0.00 2.27 2.38 0.11 57.19 18:13:01 0 39.57 0.00 1.52 0.22 0.15 58.55 18:13:01 1 36.88 0.00 2.52 4.80 0.12 55.68 18:13:01 2 37.24 0.00 2.66 3.82 0.08 56.19 18:13:01 3 38.54 0.00 2.36 0.72 0.08 58.29 18:14:01 all 29.75 0.00 1.98 2.87 0.07 65.34 18:14:01 0 38.12 0.00 2.09 0.50 0.07 59.21 18:14:01 1 22.94 0.00 1.57 4.89 0.08 70.52 18:14:01 2 35.31 0.00 2.37 0.50 0.07 61.75 18:14:01 3 22.57 0.00 1.89 5.56 0.07 69.91 Average: all 29.10 0.00 1.92 3.40 0.08 65.50 Average: 0 42.63 0.00 2.26 1.40 0.09 53.62 Average: 1 22.65 0.00 1.77 4.25 0.07 71.25 Average: 2 27.08 0.00 1.94 5.53 0.07 65.38 Average: 3 24.01 0.00 1.72 2.45 0.08 71.74