---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7257 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 9.0G 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 575 12583 0 2881 15135 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:c8:55 brd ff:ff:ff:ff:ff:ff inet 10.30.106.246/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe08:c855/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7257) 06/06/26 _x86_64_ (4 CPU) 03:04:24 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 131.93 11.36 120.56 316.88 37469.89 03:07:01 104.00 4.52 99.48 129.85 14860.59 03:08:01 20.78 5.42 15.36 408.73 1871.95 03:09:01 55.01 6.10 48.91 160.11 19803.63 Average: 77.93 6.85 71.08 253.89 18501.52 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13778276 15590392 2646692 16.11 72528 1930056 717640 4.11 635208 1779180 242704 03:07:01 12852916 14861316 3572052 21.75 85808 2103788 1424696 8.15 1388868 1928220 13896 03:08:01 12583392 14708400 3841576 23.39 88632 2214076 1465752 8.39 1596368 1982928 65164 03:09:01 12936528 15549800 3488440 21.24 93616 2690660 757184 4.33 952820 2263932 11212 Average: 13037778 15177477 3387190 20.62 85146 2234645 1091318 6.25 1143316 1988565 83244 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 188.92 136.34 1725.23 29.62 0.00 0.00 0.00 0.00 03:06:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 03:07:01 ens3 300.05 268.22 2560.32 55.51 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 2086.35 1433.84 972.75 555.17 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 150.06 161.41 315.61 1759.42 0.00 0.00 0.00 0.00 03:09:01 lo 3.28 3.28 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 681.34 499.95 1393.48 599.93 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7257) 06/06/26 _x86_64_ (4 CPU) 03:04:24 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 17.01 0.00 1.36 2.91 0.05 78.67 03:06:01 0 5.13 0.00 0.59 0.07 0.02 94.20 03:06:01 1 3.43 0.00 0.70 8.84 0.05 86.99 03:06:01 2 45.82 0.00 3.05 1.68 0.10 49.34 03:06:01 3 13.73 0.00 1.04 1.02 0.03 84.19 03:07:01 all 33.49 0.00 1.64 0.50 0.10 64.26 03:07:01 0 26.06 0.00 1.99 0.47 0.10 71.38 03:07:01 1 30.00 0.00 1.50 0.17 0.10 68.23 03:07:01 2 30.03 0.00 0.90 0.10 0.08 68.89 03:07:01 3 47.86 0.00 2.21 1.27 0.12 48.55 03:08:01 all 36.70 0.00 5.46 0.10 0.09 57.66 03:08:01 0 33.22 0.00 2.23 0.03 0.08 64.43 03:08:01 1 33.76 0.00 7.05 0.07 0.10 59.02 03:08:01 2 47.75 0.00 7.69 0.08 0.10 44.37 03:08:01 3 32.00 0.00 4.84 0.20 0.07 62.90 03:09:01 all 34.25 0.00 2.14 1.31 0.08 62.23 03:09:01 0 39.25 0.00 2.07 0.28 0.08 58.31 03:09:01 1 32.07 0.00 1.71 1.36 0.07 64.79 03:09:01 2 30.05 0.00 2.38 0.25 0.07 67.26 03:09:01 3 35.66 0.00 2.34 3.35 0.10 58.55 Average: all 30.35 0.00 2.65 1.21 0.08 65.71 Average: 0 25.91 0.00 1.72 0.21 0.07 72.08 Average: 1 24.77 0.00 2.74 2.62 0.08 69.80 Average: 2 38.42 0.00 3.51 0.53 0.09 57.46 Average: 3 32.30 0.00 2.60 1.46 0.08 63.55