---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19815 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 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 598 12377 0 3063 15111 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:7c:e1:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.0/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe7c:e1e7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19815) 06/10/25 _x86_64_ (4 CPU) 02:45:19 LINUX RESTART (4 CPU) 02:46:02 tps rtps wtps bread/s bwrtn/s 02:47:01 121.22 19.20 102.02 1390.14 22831.11 02:48:01 144.51 16.65 127.86 516.58 19591.27 02:49:01 63.37 1.87 61.51 77.99 21848.09 Average: 109.64 12.53 97.10 657.50 21415.63 02:46:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 13844416 15524588 2580552 15.71 72320 1803160 1124000 6.43 707824 1649556 98812 02:48:01 12606392 14838924 3818576 23.25 87092 2323988 1321892 7.57 1456476 2103208 68828 02:49:01 12689684 15484244 3735284 22.74 94124 2865920 843544 4.83 1207960 2248472 27416 Average: 13046831 15282585 3378137 20.57 84512 2331023 1096479 6.28 1124087 2000412 65019 02:46:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 ens3 251.99 193.44 1085.99 35.13 0.00 0.00 0.00 0.00 02:47:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 02:48:01 ens3 624.98 493.97 7234.49 69.74 0.00 0.00 0.00 0.00 02:48:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 02:49:01 ens3 349.33 309.72 1051.51 2469.75 0.00 0.00 0.00 0.00 02:49:01 lo 19.06 19.06 1.72 1.72 0.00 0.00 0.00 0.00 Average: ens3 409.64 333.15 3135.38 862.80 0.00 0.00 0.00 0.00 Average: lo 6.73 6.73 0.61 0.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19815) 06/10/25 _x86_64_ (4 CPU) 02:45:19 LINUX RESTART (4 CPU) 02:46:02 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 13.65 0.00 1.33 1.70 0.06 83.26 02:47:01 0 20.69 0.00 1.58 0.66 0.07 77.00 02:47:01 1 15.76 0.00 1.44 0.63 0.05 82.13 02:47:01 2 3.83 0.00 0.97 3.25 0.07 91.88 02:47:01 3 14.28 0.00 1.32 2.27 0.07 82.06 02:48:01 all 36.97 0.00 2.20 0.33 0.10 60.40 02:48:01 0 32.95 0.00 2.61 0.37 0.12 63.96 02:48:01 1 41.04 0.00 1.37 0.48 0.08 57.03 02:48:01 2 35.98 0.00 2.12 0.25 0.10 61.55 02:48:01 3 37.91 0.00 2.74 0.20 0.10 59.05 02:49:01 all 30.68 0.00 2.29 0.72 0.07 66.23 02:49:01 0 36.86 0.00 3.43 0.08 0.08 59.53 02:49:01 1 43.12 0.00 2.06 0.22 0.08 54.52 02:49:01 2 25.60 0.00 1.52 0.53 0.05 72.30 02:49:01 3 17.13 0.00 2.13 2.08 0.07 78.59 Average: all 27.17 0.00 1.94 0.91 0.08 69.90 Average: 0 30.21 0.00 2.54 0.37 0.09 66.79 Average: 1 33.38 0.00 1.62 0.44 0.07 64.48 Average: 2 21.93 0.00 1.54 1.33 0.07 75.13 Average: 3 23.15 0.00 2.07 1.51 0.08 73.19