---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8868 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 457 5256 0 2261 7238 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:32:f1:3e brd ff:ff:ff:ff:ff:ff inet 10.32.6.94/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe32:f13e/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-8868) 03/14/26 _x86_64_ (4 CPU) 12:27:56 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 150.09 74.89 75.20 4397.67 40043.88 12:30:01 58.67 5.63 53.04 178.27 9240.60 12:31:01 95.55 32.81 62.74 1973.14 12406.07 12:32:01 22.63 0.68 21.94 77.71 3841.39 Average: 81.83 28.60 53.23 1662.82 16412.34 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 6068808 7460216 2098612 25.69 36424 1535360 659924 7.16 539000 1396536 68996 12:30:01 5837040 7490204 2330380 28.53 55648 1762136 609220 6.61 515672 1620800 128692 12:31:01 5419232 7437156 2748188 33.65 62884 2111176 665580 7.22 663944 1871428 73212 12:32:01 5404156 7431220 2763264 33.83 65820 2117900 677096 7.35 678944 1872488 10712 Average: 5682309 7454699 2485111 30.43 55194 1881643 652955 7.09 599390 1690313 70403 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 407.17 211.58 1246.78 62.91 0.00 0.00 0.00 0.00 12:29:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:30:01 ens3 59.13 43.81 712.45 10.44 0.00 0.00 0.00 0.00 12:30:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 12:31:01 ens3 345.26 356.04 3652.13 60.75 0.00 0.00 0.00 0.00 12:31:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:32:01 ens3 11.95 12.65 10.03 6.06 0.00 0.00 0.00 0.00 12:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 206.48 156.48 1408.19 35.14 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8868) 03/14/26 _x86_64_ (4 CPU) 12:27:56 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 19.44 0.00 2.62 5.99 3.62 68.33 12:29:02 0 21.85 0.00 2.07 2.32 3.14 70.63 12:29:02 1 35.89 0.00 2.31 6.72 3.81 51.27 12:29:02 2 11.79 0.00 2.04 12.77 3.69 69.71 12:29:02 3 8.45 0.00 4.07 2.17 3.87 81.44 12:30:01 all 19.36 0.00 1.21 3.02 2.40 74.01 12:30:01 0 23.52 0.00 1.05 3.93 2.56 68.93 12:30:01 1 16.29 0.00 0.89 3.42 2.05 77.36 12:30:01 2 13.60 0.00 1.00 2.40 2.88 80.13 12:30:01 3 24.09 0.00 1.92 2.32 2.12 69.55 12:31:01 all 35.13 0.00 2.17 2.08 6.54 54.07 12:31:01 0 35.90 0.00 1.74 0.98 5.48 55.90 12:31:01 1 39.84 0.00 1.88 0.73 6.49 51.06 12:31:01 2 33.05 0.00 2.57 2.33 7.30 54.74 12:31:01 3 31.77 0.00 2.50 4.25 6.88 54.61 12:32:01 all 20.05 0.00 1.01 1.29 1.90 75.75 12:32:01 0 1.24 0.00 0.63 3.71 1.12 93.31 12:32:01 1 23.40 0.00 0.89 1.02 2.58 72.12 12:32:01 2 35.10 0.00 1.30 0.25 2.54 60.81 12:32:01 3 20.47 0.00 1.23 0.20 1.36 76.75 Average: all 23.56 0.00 1.76 3.10 3.64 67.94 Average: 0 20.67 0.00 1.38 2.72 3.09 72.15 Average: 1 28.95 0.00 1.49 2.96 3.75 62.85 Average: 2 23.44 0.00 1.74 4.45 4.12 66.25 Average: 3 21.20 0.00 2.44 2.25 3.59 70.52