---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10090 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 7.6G 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 465 5355 0 2155 7232 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:ba:28:80 brd ff:ff:ff:ff:ff:ff inet 10.32.7.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:feba:2880/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10090) 11/24/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 168.69 84.50 84.19 4941.58 40761.49 12:49:01 69.84 17.30 52.53 1250.77 8759.60 12:50:01 78.22 20.96 57.26 944.24 7948.28 12:51:01 21.93 1.32 20.61 66.52 4721.75 Average: 84.73 31.08 53.65 1803.08 15576.18 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5988468 7413140 2178952 26.68 36672 1567620 705624 7.66 588224 1426700 85772 12:49:01 5786976 7479536 2380444 29.15 57164 1799036 604216 6.56 533144 1651364 134952 12:50:01 5444528 7357524 2722892 33.34 62868 2009264 739548 8.02 775548 1742652 114668 12:51:01 5495276 7423452 2672144 32.72 64832 2021640 663692 7.20 717544 1747976 18108 Average: 5678812 7418413 2488608 30.47 55384 1849390 678270 7.36 653615 1642173 88375 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 392.42 253.92 1487.97 67.64 0.00 0.00 0.00 0.00 12:48:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 83.85 46.21 471.57 13.30 0.00 0.00 0.00 0.00 12:49:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 250.46 264.39 1254.32 46.23 0.00 0.00 0.00 0.00 12:50:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 12:51:01 ens3 57.44 63.24 28.04 599.87 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 196.51 157.40 811.90 182.47 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10090) 11/24/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.85 0.00 2.79 5.11 1.76 68.49 12:48:02 0 12.40 0.00 1.94 8.08 1.23 76.35 12:48:02 1 23.48 0.00 4.79 3.31 1.81 66.61 12:48:02 2 23.43 0.00 2.21 2.13 1.65 70.58 12:48:02 3 28.09 0.00 2.22 6.92 2.32 60.45 12:49:01 all 21.35 0.00 1.39 2.04 1.50 73.71 12:49:01 0 6.04 0.00 0.71 1.81 0.78 90.66 12:49:01 1 6.02 0.00 0.62 2.14 1.89 89.33 12:49:01 2 33.98 0.00 1.66 2.78 1.44 60.15 12:49:01 3 39.59 0.00 2.55 1.45 1.91 54.50 12:50:01 all 39.15 0.00 1.96 1.40 3.09 54.39 12:50:01 0 34.11 0.00 2.18 2.05 3.25 58.41 12:50:01 1 33.84 0.00 2.32 1.15 2.89 59.81 12:50:01 2 46.74 0.00 1.53 1.89 3.56 46.29 12:50:01 3 41.93 0.00 1.84 0.53 2.69 53.02 12:51:01 all 20.95 0.00 1.07 0.61 1.20 76.16 12:51:01 0 5.55 0.00 0.66 0.65 0.93 92.21 12:51:01 1 7.81 0.00 0.78 0.00 1.44 89.98 12:51:01 2 38.68 0.00 1.77 1.60 1.32 56.64 12:51:01 3 31.98 0.00 1.12 0.18 1.10 65.62 Average: all 25.85 0.00 1.81 2.29 1.89 68.16 Average: 0 14.59 0.00 1.38 3.15 1.55 79.34 Average: 1 17.79 0.00 2.13 1.64 2.01 76.43 Average: 2 35.72 0.00 1.79 2.10 1.99 58.40 Average: 3 35.38 0.00 1.93 2.28 2.01 58.40