---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-394 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 8.2G 70G 11% / 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 13396 0 2083 15171 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:2b:78:bd brd ff:ff:ff:ff:ff:ff inet 10.30.107.188/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe2b:78bd/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-394) 11/29/23 _x86_64_ (4 CPU) 10:31:10 LINUX RESTART (4 CPU) 10:32:01 tps rtps wtps bread/s bwrtn/s 10:33:01 78.05 31.94 46.11 1626.93 6432.53 10:34:01 97.98 27.56 70.42 1633.59 11512.75 10:35:01 84.59 6.72 77.87 258.62 10200.83 Average: 86.87 22.07 64.80 1173.05 9382.04 10:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:33:01 14037972 15508804 2386996 14.53 49516 1630528 870236 4.98 737440 1457024 88864 10:34:01 13734204 15487104 2690764 16.38 71160 1875932 1083760 6.20 765392 1701736 137572 10:35:01 13726124 15543052 2698844 16.43 77172 1931820 779364 4.46 748024 1722908 29904 Average: 13832767 15512987 2592201 15.78 65949 1812760 911120 5.21 750285 1627223 85447 10:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:33:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 10:33:01 ens3 57.34 38.89 753.64 24.45 0.00 0.00 0.00 0.00 10:34:01 lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 10:34:01 ens3 49.69 34.59 647.03 8.96 0.00 0.00 0.00 0.00 10:35:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 10:35:01 ens3 89.09 80.27 630.08 19.56 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 65.37 51.25 676.92 17.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-394) 11/29/23 _x86_64_ (4 CPU) 10:31:10 LINUX RESTART (4 CPU) 10:32:01 CPU %user %nice %system %iowait %steal %idle 10:33:01 all 12.36 0.00 1.09 13.26 0.05 73.24 10:33:01 0 10.61 0.00 1.00 3.48 0.03 84.87 10:33:01 1 6.21 0.00 0.84 10.34 0.03 82.58 10:33:01 2 11.65 0.00 1.00 32.67 0.03 54.65 10:33:01 3 20.99 0.00 1.51 6.56 0.07 70.88 10:34:01 all 17.55 0.00 1.24 10.30 0.10 70.80 10:34:01 0 17.36 0.00 1.07 4.52 0.10 76.96 10:34:01 1 21.16 0.00 1.82 16.34 0.08 60.60 10:34:01 2 23.76 0.00 1.60 3.53 0.15 70.96 10:34:01 3 7.94 0.00 0.48 16.82 0.10 74.65 10:35:01 all 22.22 0.00 1.26 4.62 0.06 71.84 10:35:01 0 13.53 0.00 0.97 11.32 0.03 74.15 10:35:01 1 33.18 0.00 1.60 4.04 0.07 61.11 10:35:01 2 12.95 0.00 0.81 0.60 0.05 85.58 10:35:01 3 29.22 0.00 1.65 2.57 0.07 66.48 Average: all 17.38 0.00 1.20 9.39 0.07 71.96 Average: 0 13.83 0.00 1.01 6.43 0.06 78.67 Average: 1 20.20 0.00 1.42 10.24 0.06 68.09 Average: 2 16.11 0.00 1.14 12.25 0.08 70.42 Average: 3 19.38 0.00 1.21 8.66 0.08 70.67