---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1445 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 7.7G 12G 41% / 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 459 5165 0 2351 7233 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:17:d0:0a brd ff:ff:ff:ff:ff:ff inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fe17:d00a/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-1445) 04/25/26 _x86_64_ (4 CPU) 23:17:59 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:03 191.69 109.28 82.41 5404.20 40131.04 23:20:01 56.20 0.19 56.01 22.75 9526.77 23:21:01 63.45 33.22 30.22 2109.56 7922.69 23:22:01 15.80 7.13 8.67 311.95 3457.02 23:23:01 26.77 1.52 25.26 102.37 7339.55 Average: 70.88 30.47 40.41 1600.78 13703.73 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:03 6047608 7433000 2119812 25.95 35928 1530140 692848 7.52 565184 1392276 68728 23:20:01 5775164 7408312 2392256 29.29 55388 1743132 703720 7.64 592584 1604848 119116 23:21:01 5218064 7106804 2949356 36.11 62032 1985072 988688 10.73 945512 1795892 93096 23:22:01 4329312 6236248 3838108 46.99 62876 2001140 1854096 20.12 1839416 1781516 576 23:23:01 5233620 7346896 2933800 35.92 68324 2197284 748560 8.12 795144 1917048 24940 Average: 5320754 7106252 2846666 34.85 56910 1891354 997582 10.82 947568 1698316 61291 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:03 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 23:19:03 ens3 355.40 197.33 1218.45 63.34 0.00 0.00 0.00 0.00 23:20:01 lo 0.28 0.28 0.02 0.02 0.00 0.00 0.00 0.00 23:20:01 ens3 41.92 34.08 576.96 4.36 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 233.62 212.18 2860.76 32.42 0.00 0.00 0.00 0.00 23:22:01 lo 118.06 118.06 36.11 36.11 0.00 0.00 0.00 0.00 23:22:01 ens3 13.43 13.40 90.11 2.51 0.00 0.00 0.00 0.00 23:23:01 lo 4.18 4.18 0.30 0.30 0.00 0.00 0.00 0.00 23:23:01 ens3 120.48 107.38 1255.04 19.93 0.00 0.00 0.00 0.00 Average: lo 25.36 25.36 7.40 7.40 0.00 0.00 0.00 0.00 Average: ens3 153.72 113.41 1204.50 24.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1445) 04/25/26 _x86_64_ (4 CPU) 23:17:59 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:03 all 22.00 0.00 2.84 6.83 1.69 66.64 23:19:03 0 17.71 0.00 3.65 5.89 1.48 71.27 23:19:03 1 16.88 0.00 2.14 8.70 1.72 70.56 23:19:03 2 18.87 0.00 3.27 8.25 1.73 67.87 23:19:03 3 34.54 0.00 2.30 4.48 1.83 56.86 23:20:01 all 20.43 0.00 1.31 1.79 1.12 75.36 23:20:01 0 16.54 0.00 1.33 0.78 0.81 80.55 23:20:01 1 0.19 0.00 0.07 0.00 0.81 98.94 23:20:01 2 12.77 0.00 1.00 5.89 0.86 79.48 23:20:01 3 52.21 0.00 2.87 0.52 2.01 42.39 23:21:01 all 22.72 0.00 1.38 1.54 1.80 72.57 23:21:01 0 28.18 0.00 1.08 2.14 1.84 66.77 23:21:01 1 21.91 0.00 1.35 1.73 1.75 73.26 23:21:01 2 19.90 0.00 0.88 0.70 1.58 76.94 23:21:01 3 20.88 0.00 2.19 1.59 2.01 73.33 23:22:01 all 48.60 0.00 1.20 0.38 3.59 46.23 23:22:01 0 50.27 0.00 1.22 0.42 3.13 44.96 23:22:01 1 46.70 0.00 1.08 0.53 3.65 48.04 23:22:01 2 46.84 0.00 1.23 0.32 3.70 47.92 23:22:01 3 50.57 0.00 1.28 0.23 3.90 44.01 23:23:01 all 28.15 0.00 1.40 0.70 1.79 67.96 23:23:01 0 38.11 0.00 1.49 0.28 2.11 58.01 23:23:01 1 35.99 0.00 1.68 0.15 1.93 60.26 23:23:01 2 22.24 0.00 1.19 1.57 1.24 73.77 23:23:01 3 16.31 0.00 1.24 0.81 1.87 79.76 Average: all 28.44 0.00 1.63 2.25 2.00 65.68 Average: 0 30.26 0.00 1.76 1.91 1.88 64.20 Average: 1 24.49 0.00 1.27 2.24 1.98 70.03 Average: 2 24.22 0.00 1.51 3.32 1.83 69.12 Average: 3 34.80 0.00 1.97 1.53 2.33 59.37