---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4446 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: 2799.996 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 577 12633 0 2829 15137 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:e9:9b:4a brd ff:ff:ff:ff:ff:ff inet 10.30.106.224/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:fee9:9b4a/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-4446) 11/25/23 _x86_64_ (4 CPU) 18:50:28 LINUX RESTART (4 CPU) 18:51:01 tps rtps wtps bread/s bwrtn/s 18:52:01 19.45 0.00 19.45 0.00 21906.35 18:53:01 18.25 3.17 15.08 137.71 21432.16 18:54:01 101.38 32.78 68.61 1673.85 18873.79 18:55:01 169.08 33.54 135.54 2081.57 19604.80 Average: 77.04 17.37 59.67 973.33 20454.24 18:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:52:01 14498784 15727168 1926176 11.73 32072 1415672 702584 4.02 455916 1299944 112 18:53:01 14415472 15653420 2009488 12.23 32208 1425228 702584 4.02 530584 1307204 32 18:54:01 13943984 15558516 2480976 15.10 63224 1751500 776824 4.45 684692 1584480 183180 18:55:01 12947888 15482584 3477072 21.17 82472 2627380 803420 4.60 1029408 2186204 489804 Average: 13951532 15605422 2473428 15.06 52494 1804945 746353 4.27 675150 1594458 168282 18:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 ens3 0.23 0.12 0.06 0.01 0.00 0.00 0.00 0.00 18:53:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 ens3 85.02 43.84 114.26 16.12 0.00 0.00 0.00 0.00 18:54:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 18:54:01 ens3 119.25 79.39 1082.03 16.74 0.00 0.00 0.00 0.00 18:55:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 18:55:01 ens3 599.95 503.13 4299.61 130.95 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 201.13 156.63 1374.11 40.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4446) 11/25/23 _x86_64_ (4 CPU) 18:50:28 LINUX RESTART (4 CPU) 18:51:01 CPU %user %nice %system %iowait %steal %idle 18:52:01 all 0.14 0.00 0.02 2.25 0.01 97.59 18:52:01 0 0.07 0.00 0.00 0.00 0.00 99.93 18:52:01 1 0.35 0.00 0.03 0.00 0.02 99.60 18:52:01 2 0.12 0.00 0.02 0.37 0.02 99.48 18:52:01 3 0.02 0.00 0.00 8.64 0.00 91.34 18:53:01 all 1.19 0.00 0.08 2.22 0.01 96.49 18:53:01 0 1.37 0.00 0.07 0.00 0.00 98.57 18:53:01 1 0.70 0.00 0.12 0.05 0.03 99.10 18:53:01 2 1.15 0.00 0.12 0.28 0.00 98.45 18:53:01 3 1.55 0.00 0.05 8.55 0.02 89.83 18:54:01 all 21.31 0.00 1.50 3.28 0.05 73.87 18:54:01 0 31.02 0.00 1.84 0.90 0.05 66.19 18:54:01 1 8.79 0.00 0.99 0.33 0.03 89.85 18:54:01 2 28.36 0.00 1.62 3.18 0.07 66.78 18:54:01 3 17.02 0.00 1.57 8.68 0.03 72.70 18:55:01 all 43.69 0.00 2.43 1.58 0.08 52.22 18:55:01 0 40.01 0.00 2.33 0.89 0.07 56.71 18:55:01 1 59.29 0.00 2.12 0.50 0.08 38.00 18:55:01 2 48.76 0.00 3.41 1.96 0.10 45.77 18:55:01 3 26.85 0.00 1.84 2.97 0.07 68.27 Average: all 16.58 0.00 1.01 2.33 0.04 80.04 Average: 0 18.09 0.00 1.06 0.45 0.03 80.38 Average: 1 17.30 0.00 0.82 0.22 0.04 81.63 Average: 2 19.57 0.00 1.29 1.44 0.05 77.65 Average: 3 11.38 0.00 0.87 7.21 0.03 80.52