---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1809 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 453 5316 0 2205 7242 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:c2:9d:af brd ff:ff:ff:ff:ff:ff inet 10.32.6.225/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fec2:9daf/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-1809) 12/27/25 _x86_64_ (4 CPU) 12:27:51 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 123.01 54.57 68.44 3601.13 20486.45 12:30:01 68.69 17.25 51.44 1214.06 9415.10 12:31:01 84.14 21.03 63.11 919.71 9612.00 12:32:01 25.71 0.68 25.03 77.72 3849.49 Average: 75.39 23.38 52.00 1453.16 10840.76 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5951556 7398220 2215864 27.13 38688 1586740 705864 7.66 607368 1442640 100444 12:30:01 5791640 7483816 2375780 29.09 57288 1798812 790160 8.57 528548 1651456 104788 12:31:01 5438156 7400556 2729264 33.42 64324 2055644 673336 7.31 704816 1816088 85644 12:32:01 5436524 7405288 2730896 33.44 66640 2059428 669336 7.26 707040 1815032 10036 Average: 5654469 7421970 2512951 30.77 56735 1875156 709674 7.70 636943 1681304 75228 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 ens3 424.43 233.56 1468.50 65.32 0.00 0.00 0.00 0.00 12:29:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:30:01 ens3 63.87 37.11 419.88 10.92 0.00 0.00 0.00 0.00 12:30:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 12:31:01 ens3 365.12 370.72 2591.73 67.20 0.00 0.00 0.00 0.00 12:31:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:32:01 ens3 11.70 12.25 9.16 5.91 0.00 0.00 0.00 0.00 12:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 216.28 163.41 1122.32 37.34 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1809) 12/27/25 _x86_64_ (4 CPU) 12:27:51 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 22.55 0.00 1.87 3.55 1.38 70.66 12:29:01 0 9.34 0.00 1.33 4.75 1.33 83.25 12:29:01 1 18.01 0.00 1.80 4.68 0.93 74.59 12:29:01 2 45.54 0.00 2.46 2.06 1.80 48.14 12:29:01 3 17.33 0.00 1.88 2.74 1.45 76.60 12:30:01 all 17.75 0.00 1.18 1.85 0.95 78.28 12:30:01 0 15.56 0.00 1.10 0.71 1.15 81.49 12:30:01 1 1.87 0.00 0.52 4.33 0.27 93.02 12:30:01 2 11.48 0.00 1.05 1.73 0.93 84.81 12:30:01 3 42.08 0.00 2.03 0.58 1.47 53.84 12:31:01 all 40.62 0.00 2.15 1.11 2.52 53.59 12:31:01 0 35.37 0.00 1.22 0.12 2.35 60.94 12:31:01 1 38.55 0.00 2.63 2.33 2.34 54.16 12:31:01 2 53.49 0.00 2.75 0.93 2.68 40.15 12:31:01 3 35.14 0.00 2.04 1.10 2.74 58.99 12:32:01 all 21.07 0.00 0.97 0.58 0.85 76.54 12:32:01 0 0.70 0.00 0.23 0.02 0.38 98.67 12:32:01 1 11.80 0.00 0.61 1.84 0.68 85.06 12:32:01 2 44.46 0.00 2.14 0.23 1.48 51.69 12:32:01 3 27.34 0.00 0.87 0.20 0.85 70.75 Average: all 25.50 0.00 1.54 1.77 1.43 69.76 Average: 0 15.26 0.00 0.97 1.40 1.30 81.07 Average: 1 17.56 0.00 1.39 3.29 1.06 76.70 Average: 2 38.73 0.00 2.10 1.24 1.72 56.21 Average: 3 30.47 0.00 1.70 1.16 1.63 65.05