---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5101 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 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 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 1168 12633 0 2237 14557 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:21:52:22 brd ff:ff:ff:ff:ff:ff inet 10.30.107.169/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe21:5222/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5101) 07/04/26 _x86_64_ (4 CPU) 10:55:01 LINUX RESTART (4 CPU) 10:56:02 tps rtps wtps bread/s bwrtn/s 10:57:01 138.35 11.51 126.84 263.68 18929.00 10:58:01 2.95 0.00 2.95 0.00 175.57 10:59:01 18.86 6.05 12.81 169.81 2314.70 Average: 52.91 5.82 47.09 143.83 7073.64 10:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:57:01 13303664 15183736 3121304 19.00 72620 1996512 1223804 7.00 1053756 1831172 4024 10:58:01 13303188 15183228 3121780 19.01 72684 1996524 1223804 7.00 1053820 1831172 176 10:59:01 13021924 14978036 3403044 20.72 74508 2068720 1236572 7.08 1299576 1865276 3900 Average: 13209592 15115000 3215376 19.58 73271 2020585 1228060 7.03 1135717 1842540 2700 10:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:57:01 lo 0.54 0.54 0.06 0.06 0.00 0.00 0.00 0.00 10:57:01 ens3 189.44 144.62 2358.32 28.64 0.00 0.00 0.00 0.00 10:58:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:58:01 ens3 0.35 0.25 0.08 0.24 0.00 0.00 0.00 0.00 10:59:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 10:59:01 ens3 429.67 259.80 1172.22 127.47 0.00 0.00 0.00 0.00 Average: lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 206.60 134.84 1170.27 52.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5101) 07/04/26 _x86_64_ (4 CPU) 10:55:01 LINUX RESTART (4 CPU) 10:56:02 CPU %user %nice %system %iowait %steal %idle 10:57:01 all 16.48 0.00 1.10 0.77 0.05 81.60 10:57:01 0 9.39 0.00 0.91 0.08 0.05 89.57 10:57:01 1 26.22 0.00 1.90 1.65 0.05 70.17 10:57:01 2 12.64 0.00 0.64 1.02 0.07 85.62 10:57:01 3 17.75 0.00 0.99 0.31 0.05 80.91 10:58:01 all 0.04 0.00 0.03 0.02 0.02 99.89 10:58:01 0 0.02 0.00 0.00 0.00 0.00 99.98 10:58:01 1 0.02 0.00 0.03 0.03 0.00 99.92 10:58:01 2 0.08 0.00 0.03 0.03 0.03 99.82 10:58:01 3 0.05 0.00 0.03 0.00 0.03 99.88 10:59:01 all 15.51 0.00 0.56 0.05 0.03 83.85 10:59:01 0 15.83 0.00 0.72 0.00 0.03 83.42 10:59:01 1 18.33 0.00 0.25 0.00 0.03 81.39 10:59:01 2 10.05 0.00 0.62 0.13 0.03 89.16 10:59:01 3 17.80 0.00 0.63 0.07 0.05 81.45 Average: all 10.64 0.00 0.56 0.28 0.03 88.49 Average: 0 8.41 0.00 0.54 0.03 0.03 90.99 Average: 1 14.78 0.00 0.72 0.55 0.03 83.92 Average: 2 7.56 0.00 0.43 0.39 0.04 91.57 Average: 3 11.83 0.00 0.55 0.12 0.04 87.46