---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2097 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 7.6G 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 490 5323 0 2162 7205 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:7e:27:9f brd ff:ff:ff:ff:ff:ff inet 10.32.7.164/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe7e:279f/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-2097) 05/29/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 159.84 75.34 84.50 4569.77 41038.38 19:15:01 68.23 12.40 55.83 296.98 9667.10 19:16:01 74.92 9.03 65.89 483.12 8572.44 19:17:01 23.94 0.43 23.51 37.99 4480.77 Average: 81.79 24.35 57.44 1351.26 15965.17 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5956104 7398292 2211316 27.07 38260 1583052 704952 7.65 605000 1440448 98260 19:15:01 5647316 7372780 2520104 30.86 58424 1828588 823376 8.93 644980 1674372 152224 19:16:01 5458828 7380388 2708592 33.16 64124 2013812 698688 7.58 715760 1780040 113160 19:17:01 5498300 7424400 2669120 32.68 66308 2015980 640664 6.95 682188 1774712 9896 Average: 5640137 7393965 2527283 30.94 56779 1860358 716920 7.78 661982 1667393 93385 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:14:02 ens3 437.04 269.16 1593.88 68.54 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 86.50 64.69 533.10 16.59 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 292.87 313.78 1242.30 514.54 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 34.49 29.52 29.36 74.23 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 213.24 169.71 850.93 169.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2097) 05/29/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.70 0.00 2.87 4.68 1.13 68.62 19:14:02 0 24.00 0.00 4.89 4.59 1.15 65.36 19:14:02 1 11.99 0.00 1.74 5.26 0.85 80.16 19:14:02 2 24.11 0.00 2.02 1.90 1.22 70.75 19:14:02 3 30.66 0.00 2.83 6.95 1.28 58.28 19:15:01 all 23.32 0.00 1.41 1.61 1.07 72.59 19:15:01 0 35.05 0.00 1.56 0.69 1.42 61.28 19:15:01 1 16.89 0.00 1.07 0.07 1.10 80.87 19:15:01 2 23.49 0.00 1.34 0.39 0.95 73.84 19:15:01 3 17.82 0.00 1.68 5.31 0.83 74.35 19:16:01 all 38.43 0.00 1.78 1.26 2.34 56.19 19:16:01 0 30.82 0.00 2.34 0.59 2.27 63.98 19:16:01 1 36.33 0.00 1.36 0.42 2.33 59.56 19:16:01 2 43.58 0.00 1.15 0.45 2.12 52.71 19:16:01 3 43.00 0.00 2.22 3.63 2.64 48.51 19:17:01 all 21.22 0.00 1.21 0.55 0.71 76.30 19:17:01 0 14.72 0.00 0.86 0.03 0.63 83.76 19:17:01 1 31.41 0.00 1.52 0.07 1.00 66.01 19:17:01 2 9.90 0.00 1.00 0.03 0.33 88.73 19:17:01 3 28.91 0.00 1.45 2.07 0.87 66.71 Average: all 26.43 0.00 1.82 2.03 1.31 68.41 Average: 0 26.10 0.00 2.41 1.48 1.37 68.64 Average: 1 24.20 0.00 1.42 1.46 1.32 71.60 Average: 2 25.28 0.00 1.38 0.69 1.15 71.49 Average: 3 30.15 0.00 2.05 4.49 1.41 61.91