---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4704 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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: 2800.000 BogoMIPS: 5600.00 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 446 5245 0 2283 7247 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:43:f2:8d brd ff:ff:ff:ff:ff:ff inet 10.32.7.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe43:f28d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4704) 07/01/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 163.26 86.50 76.75 4961.97 39774.05 07:07:01 53.46 0.18 53.27 21.99 9470.46 07:08:01 81.82 35.79 46.03 2138.22 8335.09 07:09:01 31.88 5.95 25.93 225.03 8817.46 07:10:01 20.06 0.08 19.98 2.80 1442.03 Average: 70.09 25.70 44.39 1469.93 13567.37 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6120044 7493492 2047376 25.07 35200 1519220 657960 7.14 506168 1381400 62356 07:07:01 5878516 7471412 2288904 28.02 51780 1711136 657544 7.13 534552 1571956 60964 07:08:01 5163316 7056436 3004104 36.78 64604 1984412 1147336 12.45 1009440 1781524 101792 07:09:01 5432668 7479592 2734752 33.48 67552 2133036 624144 6.77 673892 1845696 25648 07:10:01 5351724 7401548 2815696 34.47 69324 2134044 714140 7.75 755308 1844480 9872 Average: 5589254 7380496 2578166 31.57 57692 1896370 760225 8.25 695872 1685011 52126 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 344.28 182.84 1130.02 61.75 0.00 0.00 0.00 0.00 07:06:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 07:07:01 ens3 67.23 45.64 764.00 5.47 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:08:01 ens3 163.61 141.19 1668.89 28.03 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 96.95 102.52 393.51 686.36 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 07:10:01 ens3 10.45 10.80 8.38 4.76 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 136.50 96.59 792.99 157.26 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4704) 07/01/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 19.67 0.00 3.14 6.15 3.55 67.49 07:06:01 0 12.82 0.00 5.42 2.59 2.63 76.54 07:06:01 1 10.67 0.00 1.60 4.44 2.77 80.52 07:06:01 2 40.40 0.00 3.25 6.08 4.86 45.41 07:06:01 3 14.69 0.00 2.33 11.46 3.94 67.57 07:07:01 all 16.67 0.00 1.11 1.96 1.68 78.58 07:07:01 0 1.08 0.00 0.35 0.66 0.43 97.48 07:07:01 1 30.89 0.00 1.74 1.84 2.07 63.46 07:07:01 2 20.26 0.00 1.41 5.16 2.87 70.30 07:07:01 3 14.40 0.00 0.93 0.17 1.34 83.16 07:08:01 all 33.45 0.00 2.01 2.32 6.08 56.14 07:08:01 0 22.13 0.00 1.98 4.81 6.14 64.93 07:08:01 1 57.38 0.00 3.29 1.98 6.79 30.55 07:08:01 2 24.15 0.00 1.34 1.95 5.46 67.10 07:08:01 3 30.14 0.00 1.41 0.54 5.92 62.00 07:09:01 all 25.38 0.00 1.33 1.20 2.76 69.32 07:09:01 0 36.25 0.00 1.01 0.13 2.74 59.87 07:09:01 1 11.96 0.00 0.55 0.07 1.77 85.66 07:09:01 2 39.31 0.00 2.01 0.96 3.59 54.13 07:09:01 3 14.00 0.00 1.80 3.62 2.95 77.63 07:10:01 all 17.60 0.00 0.71 0.79 1.63 79.27 07:10:01 0 10.24 0.00 0.89 0.03 1.42 87.41 07:10:01 1 14.16 0.00 0.55 0.17 1.01 84.11 07:10:01 2 40.92 0.00 0.94 2.06 3.04 53.04 07:10:01 3 4.97 0.00 0.45 0.93 1.01 92.65 Average: all 22.57 0.00 1.66 2.49 3.15 70.13 Average: 0 16.52 0.00 1.93 1.66 2.68 77.21 Average: 1 25.08 0.00 1.55 1.70 2.89 68.77 Average: 2 32.99 0.00 1.79 3.24 3.97 58.01 Average: 3 15.67 0.00 1.38 3.35 3.04 76.56