---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4563 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 7.5G 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 473 5412 0 2089 7224 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:3e:29:3a brd ff:ff:ff:ff:ff:ff inet 10.32.7.149/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe3e:293a/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-4563) 09/24/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 191.38 110.50 80.89 5457.62 40262.24 19:15:01 64.16 12.18 51.97 285.55 9017.56 19:16:01 64.25 6.47 57.78 408.93 7981.20 19:17:01 22.86 0.88 21.98 57.05 4312.16 Average: 85.66 32.51 53.15 1552.27 15393.14 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6031356 7421680 2136064 26.15 36408 1534416 701228 7.61 577796 1395268 71160 19:15:01 5824440 7481340 2342980 28.69 57076 1763944 607432 6.59 531852 1615640 133728 19:16:01 5499916 7349368 2667504 32.66 62792 1945856 741744 8.05 748280 1713300 113856 19:17:01 5558060 7410688 2609360 31.95 64816 1947160 687816 7.46 695716 1708128 8052 Average: 5728443 7415769 2438977 29.86 55273 1797844 684555 7.43 638411 1608084 81699 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 375.99 226.55 1244.68 64.15 0.00 0.00 0.00 0.00 19:14:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 19:15:01 ens3 78.84 49.58 702.33 16.14 0.00 0.00 0.00 0.00 19:15:01 lo 1.18 1.18 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 240.80 255.53 1238.23 45.11 0.00 0.00 0.00 0.00 19:16:01 lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 53.48 59.73 28.70 526.62 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 187.27 147.84 803.44 163.03 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4563) 09/24/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.02 0.00 2.77 6.64 1.69 66.88 19:14:01 0 9.03 0.00 1.65 4.28 0.98 84.06 19:14:01 1 30.39 0.00 4.93 12.23 2.22 50.23 19:14:01 2 27.05 0.00 2.55 5.31 2.10 62.98 19:14:01 3 21.52 0.00 2.01 4.73 1.44 70.29 19:15:01 all 21.07 0.00 1.35 1.80 1.53 74.24 19:15:01 0 2.51 0.00 0.58 4.73 0.45 91.73 19:15:01 1 36.51 0.00 2.21 1.45 1.56 58.26 19:15:01 2 40.56 0.00 2.18 0.61 2.48 54.16 19:15:01 3 4.79 0.00 0.41 0.44 1.63 92.73 19:16:01 all 39.81 0.00 1.99 0.82 3.49 53.89 19:16:01 0 34.13 0.00 1.70 0.97 3.12 60.07 19:16:01 1 53.31 0.00 2.41 0.61 4.13 39.53 19:16:01 2 40.19 0.00 1.93 0.17 3.66 54.05 19:16:01 3 31.58 0.00 1.93 1.54 3.06 61.89 19:17:01 all 20.96 0.00 0.97 0.85 1.39 75.83 19:17:01 0 9.75 0.00 0.88 2.36 0.73 86.28 19:17:01 1 41.37 0.00 1.16 0.13 1.93 55.41 19:17:01 2 18.10 0.00 1.18 0.22 1.15 79.36 19:17:01 3 14.69 0.00 0.61 0.66 1.73 82.31 Average: all 25.98 0.00 1.77 2.52 2.03 67.70 Average: 0 13.90 0.00 1.20 3.08 1.32 80.50 Average: 1 40.41 0.00 2.68 3.61 2.46 50.84 Average: 2 31.49 0.00 1.96 1.58 2.35 62.62 Average: 3 18.12 0.00 1.24 1.84 1.97 76.83