---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2463 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: 2800.000 BogoMIPS: 5600.00 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 466 5166 0 2343 7225 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:8a:bd:25 brd ff:ff:ff:ff:ff:ff inet 10.32.6.87/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fe8a:bd25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2463) 08/30/25 _x86_64_ (4 CPU) 21:23:58 LINUX RESTART (4 CPU) 21:24:02 tps rtps wtps bread/s bwrtn/s 21:25:01 181.00 96.46 84.54 5249.55 40988.19 21:26:01 53.25 0.22 53.03 26.66 8659.51 21:27:01 65.39 29.70 35.69 1629.33 6732.88 21:28:01 9.82 0.02 9.80 0.13 383.94 21:29:01 38.85 10.41 28.44 727.76 3663.98 21:30:01 2.12 0.12 2.00 3.20 102.12 21:31:01 26.13 3.73 22.40 106.12 2363.61 21:32:01 28.80 0.70 28.10 82.25 6231.89 Average: 50.40 17.50 32.89 969.18 8573.14 21:24:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 6036648 7428944 2130772 26.09 36204 1536404 690996 7.50 568428 1397284 70560 21:26:01 5770196 7408636 2397224 29.35 55876 1747160 689852 7.49 593020 1607796 123124 21:27:01 5515916 7266604 2651504 32.46 59080 1854152 823752 8.94 751576 1698816 2260 21:28:01 5506400 7264200 2661020 32.58 61004 1858668 823752 8.94 755808 1702388 1112 21:29:01 4367256 6251024 3800164 46.53 63424 1978188 1911204 20.74 1802052 1782844 1988 21:30:01 4353068 6237180 3814352 46.70 63516 1978296 2018596 21.90 1818752 1779988 40 21:31:01 5369532 7465764 2797888 34.26 66760 2182196 627344 6.81 679876 1897868 140148 21:32:01 5356824 7464352 2810596 34.41 69552 2190656 622336 6.75 690032 1900700 12208 Average: 5284480 7098338 2882940 35.30 59427 1915715 1025979 11.13 957443 1720960 43930 21:24:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 481.58 266.94 1254.42 69.21 0.00 0.00 0.00 0.00 21:25:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 21:26:01 ens3 38.60 32.31 533.32 4.26 0.00 0.00 0.00 0.00 21:26:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 21:27:01 ens3 132.86 124.86 957.61 26.26 0.00 0.00 0.00 0.00 21:27:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:28:01 ens3 60.31 86.97 64.47 14.00 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:29:01 ens3 227.26 255.31 1589.58 37.76 0.00 0.00 0.00 0.00 21:29:01 lo 0.92 0.92 0.39 0.39 0.00 0.00 0.00 0.00 21:30:01 ens3 2.18 1.87 0.53 0.60 0.00 0.00 0.00 0.00 21:30:01 lo 13.11 13.11 4.14 4.14 0.00 0.00 0.00 0.00 21:31:01 ens3 207.55 228.20 1106.60 39.49 0.00 0.00 0.00 0.00 21:31:01 lo 15.81 15.81 3.40 3.40 0.00 0.00 0.00 0.00 21:32:01 ens3 11.51 12.13 9.59 6.00 0.00 0.00 0.00 0.00 21:32:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 144.53 125.78 688.35 24.60 0.00 0.00 0.00 0.00 Average: lo 4.32 4.32 1.05 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2463) 08/30/25 _x86_64_ (4 CPU) 21:23:58 LINUX RESTART (4 CPU) 21:24:02 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 21.81 0.00 2.97 5.84 1.41 67.98 21:25:01 0 14.19 0.00 4.71 4.48 1.57 75.05 21:25:01 1 10.49 0.00 1.61 8.53 1.03 78.34 21:25:01 2 45.98 0.00 3.62 6.10 1.99 42.31 21:25:01 3 16.71 0.00 1.90 4.27 1.05 76.07 21:26:01 all 21.02 0.00 1.28 1.47 1.08 75.14 21:26:01 0 10.99 0.00 0.72 4.44 0.90 82.95 21:26:01 1 10.51 0.00 0.87 0.97 0.53 87.12 21:26:01 2 60.59 0.00 3.43 0.43 2.06 33.49 21:26:01 3 2.07 0.00 0.15 0.00 0.86 96.92 21:27:01 all 15.44 0.00 0.86 1.31 1.02 81.38 21:27:01 0 13.48 0.00 0.68 1.05 0.85 83.95 21:27:01 1 19.31 0.00 0.67 1.52 1.08 77.42 21:27:01 2 12.86 0.00 0.88 0.63 1.24 84.39 21:27:01 3 16.12 0.00 1.23 2.07 0.88 79.69 21:28:01 all 4.39 0.00 0.27 0.05 0.16 95.13 21:28:01 0 4.13 0.00 0.03 0.10 0.22 95.52 21:28:01 1 2.72 0.00 0.13 0.00 0.12 97.03 21:28:01 2 7.77 0.00 0.51 0.02 0.27 91.44 21:28:01 3 2.94 0.00 0.35 0.07 0.07 96.58 21:29:01 all 44.68 0.00 1.78 0.60 2.93 50.01 21:29:01 0 43.87 0.00 1.51 0.67 2.86 51.09 21:29:01 1 43.81 0.00 1.28 0.20 3.00 51.71 21:29:01 2 47.52 0.00 2.43 0.83 3.13 46.07 21:29:01 3 43.50 0.00 1.91 0.71 2.73 51.15 21:30:01 all 4.38 0.00 0.39 0.03 0.41 94.80 21:30:01 0 3.94 0.00 0.43 0.07 0.33 95.23 21:30:01 1 4.24 0.00 0.42 0.00 0.48 94.86 21:30:01 2 4.20 0.00 0.40 0.02 0.40 94.98 21:30:01 3 5.13 0.00 0.30 0.00 0.40 94.17 21:31:01 all 16.84 0.00 1.31 0.15 1.13 80.57 21:31:01 0 15.63 0.00 1.10 0.10 0.88 82.30 21:31:01 1 19.42 0.00 1.45 0.00 0.88 78.25 21:31:01 2 14.06 0.00 1.34 0.08 1.61 82.91 21:31:01 3 18.24 0.00 1.38 0.45 1.16 78.77 21:32:01 all 20.91 0.00 0.98 0.79 0.97 76.35 21:32:01 0 35.26 0.00 1.51 1.80 1.08 60.35 21:32:01 1 32.13 0.00 1.23 0.08 1.03 65.52 21:32:01 2 5.78 0.00 0.57 1.18 0.43 92.04 21:32:01 3 10.50 0.00 0.60 0.10 1.33 87.47 Average: all 18.68 0.00 1.23 1.27 1.14 77.68 Average: 0 17.70 0.00 1.33 1.58 1.09 78.30 Average: 1 17.86 0.00 0.96 1.40 1.02 78.76 Average: 2 24.77 0.00 1.64 1.15 1.39 71.05 Average: 3 14.40 0.00 0.98 0.95 1.06 82.61