---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6155 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 436 5201 0 2338 7256 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:5a:8c:96 brd ff:ff:ff:ff:ff:ff inet 10.32.6.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86019sec preferred_lft 86019sec inet6 fe80::f816:3eff:fe5a:8c96/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6155) 10/11/25 _x86_64_ (4 CPU) 05:15:02 LINUX RESTART (4 CPU) 05:16:02 tps rtps wtps bread/s bwrtn/s 05:17:01 47.41 2.29 45.12 44.60 6806.51 05:18:01 77.69 30.14 47.55 1645.45 8683.51 05:19:01 19.79 10.18 9.61 776.14 5496.97 05:20:01 10.93 1.03 9.90 29.86 856.12 05:21:01 28.32 0.68 27.64 77.69 7706.68 Average: 36.79 8.89 27.91 516.32 5907.19 05:16:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 5898916 7472552 2268504 27.78 50916 1693284 619628 6.72 532928 1553548 135292 05:18:01 5585492 7355912 2581928 31.61 59456 1872856 763296 8.28 665976 1716928 65156 05:19:01 4404796 6300752 3762624 46.07 62924 1990592 1721108 18.68 1778212 1771876 7480 05:20:01 5319940 7415204 2847480 34.86 67312 2180996 686376 7.45 724840 1905236 201684 05:21:01 5338376 7439888 2829044 34.64 69476 2184672 649768 7.05 706644 1904268 9716 Average: 5309504 7196862 2857916 34.99 62017 1984480 888035 9.64 881720 1770371 83866 05:16:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 ens3 53.46 37.75 732.20 4.89 0.00 0.00 0.00 0.00 05:17:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:18:01 ens3 107.10 68.64 1203.64 16.53 0.00 0.00 0.00 0.00 05:18:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 05:19:01 ens3 137.75 117.28 1477.56 16.70 0.00 0.00 0.00 0.00 05:19:01 lo 19.64 19.64 7.22 7.22 0.00 0.00 0.00 0.00 05:20:01 ens3 113.41 99.87 1251.63 18.45 0.00 0.00 0.00 0.00 05:20:01 lo 102.73 102.73 29.45 29.45 0.00 0.00 0.00 0.00 05:21:01 ens3 11.26 11.74 8.91 5.66 0.00 0.00 0.00 0.00 05:21:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 84.70 67.15 935.43 12.47 0.00 0.00 0.00 0.00 Average: lo 25.04 25.04 7.40 7.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6155) 10/11/25 _x86_64_ (4 CPU) 05:15:02 LINUX RESTART (4 CPU) 05:16:02 CPU %user %nice %system %iowait %steal %idle 05:17:01 all 19.34 0.00 1.23 2.46 1.56 75.42 05:17:01 0 9.41 0.00 0.73 0.12 0.71 89.04 05:17:01 1 3.76 0.00 0.35 0.05 0.81 95.02 05:17:01 2 30.94 0.00 2.27 8.90 2.59 55.30 05:17:01 3 33.18 0.00 1.52 0.73 2.13 62.45 05:18:01 all 18.26 0.00 1.28 2.68 3.20 74.58 05:18:01 0 11.12 0.00 0.67 2.48 1.90 83.83 05:18:01 1 17.40 0.00 1.37 3.52 3.68 74.03 05:18:01 2 28.56 0.00 1.77 2.33 3.52 63.82 05:18:01 3 15.91 0.00 1.33 2.39 3.67 76.71 05:19:01 all 41.19 0.00 1.58 0.71 6.44 50.08 05:19:01 0 37.23 0.00 1.98 0.79 6.54 53.45 05:19:01 1 42.16 0.00 1.12 0.45 6.06 50.21 05:19:01 2 38.51 0.00 1.80 1.12 6.39 52.18 05:19:01 3 46.88 0.00 1.41 0.51 6.75 44.45 05:20:01 all 29.27 0.00 1.55 0.35 4.44 64.39 05:20:01 0 26.58 0.00 0.84 0.25 3.82 68.51 05:20:01 1 34.91 0.00 2.65 0.25 4.99 57.20 05:20:01 2 32.99 0.00 1.26 0.43 4.13 61.19 05:20:01 3 22.62 0.00 1.42 0.46 4.81 70.69 05:21:01 all 20.15 0.00 1.07 1.14 1.14 76.51 05:21:01 0 12.69 0.00 1.00 0.23 0.57 85.51 05:21:01 1 6.12 0.00 0.65 1.00 0.57 91.67 05:21:01 2 20.97 0.00 1.31 3.13 1.75 72.84 05:21:01 3 40.78 0.00 1.33 0.20 1.67 56.02 Average: all 25.68 0.00 1.34 1.46 3.36 68.15 Average: 0 19.48 0.00 1.05 0.78 2.72 75.97 Average: 1 20.98 0.00 1.24 1.06 3.24 73.49 Average: 2 30.41 0.00 1.68 3.16 3.68 61.06 Average: 3 31.84 0.00 1.40 0.86 3.81 62.09