---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-324 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 619 12619 0 2800 15094 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:aa:63:64 brd ff:ff:ff:ff:ff:ff inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:feaa:6364/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-324) 04/11/26 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 140.78 11.15 129.63 305.15 50742.48 03:07:01 86.77 4.48 82.29 127.56 11886.44 03:08:01 19.82 5.90 13.92 427.60 1664.53 03:09:01 61.93 5.63 56.30 145.95 20035.19 Average: 77.33 6.79 70.54 251.55 21082.54 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13814440 15549392 2610528 15.89 72124 1856280 770488 4.41 677656 1704344 153540 03:07:01 12876304 14807044 3548664 21.61 84056 2031052 1510600 8.65 1445644 1853364 8820 03:08:01 11860028 13906688 4564940 27.79 86952 2140112 2368896 13.56 2412596 1892272 66760 03:09:01 12866724 15399916 3558244 21.66 92436 2614728 893964 5.12 1104028 2186700 10792 Average: 12854374 14915760 3570594 21.74 83892 2160543 1385987 7.93 1409981 1909170 59978 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 161.27 133.38 1554.13 35.34 0.00 0.00 0.00 0.00 03:06:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 03:07:01 ens3 274.29 225.62 2516.06 42.72 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 1084.20 646.50 675.78 321.85 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 180.96 153.45 330.41 1766.53 0.00 0.00 0.00 0.00 03:09:01 lo 3.42 3.42 0.32 0.32 0.00 0.00 0.00 0.00 Average: ens3 425.14 289.71 1269.13 541.65 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 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-324) 04/11/26 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 12.42 0.00 1.30 3.14 0.06 83.08 03:06:01 0 8.66 0.00 0.99 0.59 0.05 89.72 03:06:01 1 12.88 0.00 1.04 7.35 0.07 78.67 03:06:01 2 15.58 0.00 1.30 2.87 0.07 80.18 03:06:01 3 12.56 0.00 1.89 1.74 0.07 83.75 03:07:01 all 37.58 0.00 1.42 0.46 0.10 60.44 03:07:01 0 26.86 0.00 1.45 0.00 0.10 71.59 03:07:01 1 22.25 0.00 1.60 1.17 0.10 74.87 03:07:01 2 61.66 0.00 1.13 0.03 0.10 37.07 03:07:01 3 39.50 0.00 1.49 0.64 0.08 58.29 03:08:01 all 41.57 0.00 6.42 0.08 0.09 51.83 03:08:01 0 34.50 0.00 1.45 0.03 0.08 63.93 03:08:01 1 39.21 0.00 1.36 0.03 0.10 59.30 03:08:01 2 46.50 0.00 11.27 0.23 0.08 41.91 03:08:01 3 46.07 0.00 11.62 0.05 0.08 42.18 03:09:01 all 24.04 0.00 2.13 1.53 0.08 72.21 03:09:01 0 38.75 0.00 2.45 1.29 0.10 57.41 03:09:01 1 20.15 0.00 2.37 0.60 0.10 76.78 03:09:01 2 21.73 0.00 1.63 0.05 0.05 76.54 03:09:01 3 15.61 0.00 2.06 4.15 0.08 78.10 Average: all 28.90 0.00 2.82 1.30 0.08 66.89 Average: 0 27.18 0.00 1.59 0.48 0.08 70.67 Average: 1 23.62 0.00 1.59 2.29 0.09 72.41 Average: 2 36.36 0.00 3.83 0.80 0.08 58.94 Average: 3 28.43 0.00 4.27 1.64 0.08 65.58