---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13598 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.9G 11G 47% / 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 470 3970 0 3535 7206 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:35:75:33 brd ff:ff:ff:ff:ff:ff inet 10.32.6.177/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe35:7533/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13598) 09/26/26 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 159.79 55.62 104.17 3632.06 43079.24 11:19:01 124.36 36.49 87.87 2248.29 50208.03 11:20:01 12.43 0.02 12.41 0.13 555.77 11:21:01 52.76 2.63 50.12 179.84 9153.14 Average: 87.34 23.69 63.64 1515.08 25749.05 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5881312 7445756 2286100 27.99 49376 1685384 648748 7.04 537844 1564300 193276 11:19:01 4347320 7280120 3820092 46.77 59424 3018260 785852 8.53 730424 2854908 4420 11:20:01 4327936 7270516 3839476 47.01 62060 3024180 793860 8.61 742056 2859620 1148 11:21:01 4063068 7374764 4104344 50.25 68172 3378372 693268 7.52 672516 3179544 125760 Average: 4654909 7342789 3512503 43.01 59758 2776549 730432 7.93 670710 2614593 81151 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:18:01 ens3 397.70 260.99 1685.97 68.35 0.00 0.00 0.00 0.00 11:19:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 11:19:01 ens3 877.12 533.63 19021.23 55.23 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:20:01 ens3 62.01 91.17 58.94 20.64 0.00 0.00 0.00 0.00 11:21:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:21:01 ens3 530.79 488.19 4046.48 75.59 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 466.91 343.49 6203.16 54.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13598) 09/26/26 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 20.69 0.00 2.11 5.32 0.06 71.82 11:18:01 0 23.23 0.00 1.75 1.70 0.05 73.26 11:18:01 1 26.88 0.00 2.18 2.28 0.07 68.59 11:18:01 2 15.69 0.00 2.91 14.20 0.07 67.13 11:18:01 3 16.96 0.00 1.59 3.12 0.05 78.28 11:19:01 all 17.66 0.00 1.52 3.10 0.05 77.67 11:19:01 0 9.31 0.00 0.72 2.79 0.05 87.13 11:19:01 1 17.15 0.00 0.85 0.17 0.05 81.78 11:19:01 2 24.75 0.00 2.89 4.55 0.07 67.74 11:19:01 3 19.43 0.00 1.60 4.90 0.07 74.00 11:20:01 all 4.59 0.00 0.26 0.05 0.03 95.06 11:20:01 0 1.97 0.00 0.08 0.00 0.02 97.93 11:20:01 1 8.61 0.00 0.90 0.05 0.03 90.41 11:20:01 2 7.74 0.00 0.07 0.15 0.03 92.00 11:20:01 3 0.02 0.00 0.02 0.00 0.02 99.95 11:21:01 all 19.21 0.00 1.41 0.59 0.07 78.72 11:21:01 0 35.45 0.00 1.35 0.32 0.08 62.80 11:21:01 1 12.45 0.00 1.16 0.02 0.07 86.30 11:21:01 2 12.61 0.00 1.47 1.98 0.07 83.87 11:21:01 3 16.36 0.00 1.61 0.05 0.07 81.92 Average: all 15.53 0.00 1.32 2.26 0.05 80.82 Average: 0 17.50 0.00 0.98 1.20 0.05 80.27 Average: 1 16.26 0.00 1.27 0.63 0.05 81.78 Average: 2 15.19 0.00 1.83 5.22 0.06 77.70 Average: 3 13.18 0.00 1.20 2.01 0.05 83.56