---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4401 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 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 468 5295 0 2211 7225 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:8b:4a:93 brd ff:ff:ff:ff:ff:ff inet 10.32.6.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe8b:4a93/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4401) 06/27/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 153.72 67.54 86.17 4288.70 40795.48 10:28:01 69.39 11.88 57.51 248.23 10323.61 10:29:01 76.24 6.47 69.77 402.07 11155.34 10:30:01 24.43 0.68 23.74 77.71 3509.36 Average: 80.94 21.64 59.30 1254.25 16446.43 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5968192 7393684 2199220 26.93 37184 1568332 721740 7.83 604320 1429272 86620 10:28:01 5668024 7393964 2499388 30.60 58324 1828984 825360 8.96 619592 1677772 156164 10:29:01 5428612 7395448 2738800 33.53 64924 2057704 687964 7.46 678136 1846804 76352 10:30:01 5396628 7370400 2770784 33.92 67312 2061996 710420 7.71 710492 1846028 9848 Average: 5615364 7388374 2552048 31.25 56936 1879254 736371 7.99 653135 1699969 82246 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 10:27:01 ens3 477.57 272.01 1523.31 68.52 0.00 0.00 0.00 0.00 10:28:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 10:28:01 ens3 73.72 57.42 522.97 13.02 0.00 0.00 0.00 0.00 10:29:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 10:29:01 ens3 312.63 327.75 2497.50 53.46 0.00 0.00 0.00 0.00 10:30:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:30:01 ens3 12.55 13.00 10.94 6.30 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 219.12 167.54 1138.65 35.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4401) 06/27/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 22.77 0.00 3.13 4.70 1.05 68.35 10:27:01 0 13.03 0.00 1.80 5.65 0.70 78.82 10:27:01 1 16.03 0.00 3.13 5.37 1.02 74.46 10:27:01 2 47.71 0.00 6.00 3.58 1.67 41.04 10:27:01 3 14.35 0.00 1.60 4.21 0.82 79.02 10:28:01 all 22.20 0.00 1.50 1.64 0.73 73.93 10:28:01 0 4.66 0.00 0.90 4.69 0.32 89.43 10:28:01 1 12.74 0.00 0.96 1.19 0.64 84.48 10:28:01 2 56.26 0.00 3.09 0.30 1.49 38.86 10:28:01 3 15.11 0.00 1.05 0.33 0.47 83.04 10:29:01 all 38.98 0.00 2.12 1.54 2.49 54.87 10:29:01 0 34.32 0.00 1.41 0.22 2.30 61.75 10:29:01 1 30.03 0.00 1.70 3.41 2.18 62.68 10:29:01 2 54.25 0.00 1.95 1.95 2.89 38.96 10:29:01 3 37.30 0.00 3.42 0.60 2.60 56.08 10:30:01 all 20.77 0.00 0.90 0.90 0.79 76.63 10:30:01 0 47.32 0.00 1.92 0.32 1.12 49.33 10:30:01 1 10.58 0.00 0.50 3.09 0.52 85.31 10:30:01 2 10.28 0.00 0.48 0.15 0.85 88.24 10:30:01 3 14.97 0.00 0.68 0.05 0.67 83.63 Average: all 26.18 0.00 1.91 2.19 1.27 68.44 Average: 0 24.85 0.00 1.51 2.72 1.11 69.82 Average: 1 17.35 0.00 1.57 3.27 1.09 76.72 Average: 2 42.09 0.00 2.87 1.49 1.72 51.82 Average: 3 20.44 0.00 1.69 1.30 1.14 75.44