---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3925 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 481 5346 0 2148 7215 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:88:09:dc brd ff:ff:ff:ff:ff:ff inet 10.32.7.20/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe88:9dc/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-3925) 09/17/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 118.21 53.91 64.31 3549.54 6058.19 12:49:01 74.25 25.25 49.01 1514.95 9005.97 12:50:01 67.28 13.90 53.38 662.18 7128.56 12:51:01 23.46 1.07 22.40 61.06 4780.14 Average: 70.80 23.53 47.27 1446.90 6743.23 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5940924 7376832 2226488 27.26 38664 1576072 726700 7.89 627908 1431896 83792 12:49:01 5690084 7384188 2477328 30.33 57160 1800944 829256 9.00 634216 1647280 108128 12:50:01 5423344 7331812 2744068 33.60 63048 2003804 745632 8.09 799260 1737192 127476 12:51:01 5481144 7392924 2686268 32.89 64988 2005320 674588 7.32 746836 1732548 9656 Average: 5633874 7371439 2533538 31.02 55965 1846535 744044 8.07 702055 1637229 82263 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 438.88 241.68 1463.12 67.44 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 70.92 42.96 424.41 15.96 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 314.05 285.45 1271.52 66.38 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 59.96 66.76 29.27 602.44 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 220.95 159.22 797.10 188.05 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3925) 09/17/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.60 0.00 1.77 3.84 1.64 69.15 12:48:01 0 14.85 0.00 1.67 7.97 2.00 73.50 12:48:01 1 12.18 0.00 1.84 4.68 1.23 80.08 12:48:01 2 45.60 0.00 1.80 2.13 1.92 48.55 12:48:01 3 21.93 0.00 1.75 0.52 1.38 74.43 12:49:01 all 21.57 0.00 1.45 2.43 1.88 72.67 12:49:01 0 13.79 0.00 0.94 6.48 3.56 75.23 12:49:01 1 16.67 0.00 1.35 1.20 1.03 79.75 12:49:01 2 51.31 0.00 3.13 1.30 2.06 42.21 12:49:01 3 4.72 0.00 0.43 0.65 0.83 93.37 12:50:01 all 37.10 0.00 1.77 1.47 3.34 56.31 12:50:01 0 26.68 0.00 1.45 2.21 2.70 66.97 12:50:01 1 38.34 0.00 2.00 2.67 3.66 53.33 12:50:01 2 41.84 0.00 1.47 0.43 3.11 53.14 12:50:01 3 41.48 0.00 2.13 0.58 3.92 51.89 12:51:01 all 20.72 0.00 0.93 0.73 1.36 76.27 12:51:01 0 26.49 0.00 0.83 0.32 1.26 71.10 12:51:01 1 22.10 0.00 0.83 2.34 1.56 73.18 12:51:01 2 25.69 0.00 1.23 0.25 1.39 71.44 12:51:01 3 8.64 0.00 0.88 0.02 1.22 89.24 Average: all 25.75 0.00 1.48 2.11 2.06 68.60 Average: 0 20.40 0.00 1.22 4.26 2.39 71.72 Average: 1 22.33 0.00 1.51 2.72 1.87 71.57 Average: 2 41.10 0.00 1.91 1.03 2.12 53.85 Average: 3 19.22 0.00 1.30 0.44 1.84 77.20