---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-56 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 9.4G 68G 13% / 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 546 12081 0 3411 15163 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:19:af:da brd ff:ff:ff:ff:ff:ff inet 10.30.106.235/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe19:afda/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-56) 08/03/26 _x86_64_ (4 CPU) 11:13:57 LINUX RESTART (4 CPU) 11:14:01 tps rtps wtps bread/s bwrtn/s 11:15:01 284.14 55.07 229.06 3665.92 54225.50 11:16:01 324.43 35.11 289.32 1259.66 32704.28 11:17:01 467.99 16.86 451.12 1256.99 42299.35 11:18:01 17.48 0.00 17.48 0.00 11741.64 11:19:01 8.47 0.00 8.47 0.00 10585.97 11:20:01 38.00 4.50 33.51 229.26 15823.26 Average: 190.08 18.59 171.49 1068.61 27896.33 11:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:15:01 14038892 15550000 2386076 14.53 51104 1667560 839244 4.80 677132 1508692 133692 11:16:01 11905296 14500680 4519672 27.52 114568 2610576 2120704 12.14 1734848 2448024 560356 11:17:01 11345588 14309096 5079380 30.92 138452 2908512 2431744 13.92 2026108 2668616 10208 11:18:01 9721152 12702196 6703816 40.81 138920 2922964 4010668 22.95 3613608 2681344 952 11:19:01 9998748 12981224 6426220 39.12 139000 2924580 3739124 21.40 3338676 2682964 72 11:20:01 12384940 15538708 4040028 24.60 142964 3083244 774884 4.43 877420 2785692 28448 Average: 11565769 14263651 4859199 29.58 120835 2686239 2319395 13.27 2044632 2462555 122288 11:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:15:01 ens3 285.44 215.08 1956.14 83.34 0.00 0.00 0.00 0.00 11:15:01 lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 11:16:01 ens3 496.42 371.30 5732.06 45.13 0.00 0.00 0.00 0.00 11:16:01 lo 4.40 4.40 0.42 0.42 0.00 0.00 0.00 0.00 11:17:01 ens3 109.35 93.32 971.36 13.63 0.00 0.00 0.00 0.00 11:17:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:18:01 ens3 2.50 0.18 0.17 0.32 0.00 0.00 0.00 0.00 11:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:19:01 ens3 10.46 3.20 2.33 8.40 0.00 0.00 0.00 0.00 11:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 ens3 62.18 60.03 407.98 336.70 0.00 0.00 0.00 0.00 11:20:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 161.05 123.85 1511.64 81.26 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-56) 08/03/26 _x86_64_ (4 CPU) 11:13:57 LINUX RESTART (4 CPU) 11:14:01 CPU %user %nice %system %iowait %steal %idle 11:15:01 all 17.15 0.00 2.03 6.14 0.07 74.61 11:15:01 0 7.57 0.00 1.84 7.27 0.07 83.25 11:15:01 1 28.56 0.00 2.85 10.56 0.07 57.96 11:15:01 2 16.63 0.00 1.20 2.81 0.07 79.30 11:15:01 3 15.84 0.00 2.24 3.95 0.07 77.91 11:16:01 all 24.15 0.00 3.82 1.87 0.10 70.06 11:16:01 0 18.52 0.00 2.98 2.94 0.08 75.48 11:16:01 1 47.29 0.00 5.81 2.11 0.13 44.66 11:16:01 2 16.02 0.00 2.79 1.12 0.07 80.00 11:16:01 3 14.81 0.00 3.66 1.28 0.08 80.17 11:17:01 all 31.55 0.00 2.81 2.01 0.10 63.52 11:17:01 0 36.16 0.00 3.20 1.61 0.10 58.94 11:17:01 1 22.68 0.00 1.96 0.17 0.10 75.09 11:17:01 2 30.80 0.00 3.27 1.02 0.12 64.79 11:17:01 3 36.53 0.00 2.79 5.25 0.12 55.31 11:18:01 all 43.12 0.00 1.97 0.13 0.13 54.66 11:18:01 0 33.31 0.00 1.92 0.00 0.12 64.65 11:18:01 1 43.66 0.00 2.46 0.00 0.15 53.73 11:18:01 2 41.76 0.00 1.69 0.52 0.12 55.91 11:18:01 3 53.78 0.00 1.83 0.00 0.13 44.25 11:19:01 all 38.17 0.00 0.47 0.11 0.10 61.15 11:19:01 0 24.18 0.00 0.42 0.02 0.10 75.29 11:19:01 1 49.65 0.00 0.48 0.00 0.10 49.77 11:19:01 2 51.70 0.00 0.50 0.43 0.12 47.25 11:19:01 3 27.21 0.00 0.44 0.02 0.10 72.24 11:20:01 all 25.38 0.00 1.48 0.33 0.07 72.75 11:20:01 0 20.13 0.00 1.79 0.35 0.08 77.64 11:20:01 1 16.37 0.00 0.94 0.03 0.07 82.60 11:20:01 2 30.86 0.00 1.37 0.80 0.07 66.91 11:20:01 3 34.06 0.00 1.87 0.12 0.07 63.89 Average: all 29.92 0.00 2.09 1.77 0.10 66.13 Average: 0 23.31 0.00 2.02 2.03 0.09 72.54 Average: 1 34.70 0.00 2.42 2.14 0.10 60.64 Average: 2 31.29 0.00 1.80 1.12 0.09 65.70 Average: 3 30.37 0.00 2.14 1.77 0.09 65.63