---> uname -a: Linux prd-centos8-robot-2c-8g-20819.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 605 4899 19 2191 6794 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:8a:d2:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.68/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85809sec preferred_lft 85809sec inet6 fe80::f816:3eff:fe8a:d2cb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/26/2026 _x86_64_ (2 CPU) 03:23:44 LINUX RESTART (2 CPU) 03:24:01 AM tps rtps wtps bread/s bwrtn/s 03:25:01 AM 206.21 150.91 55.31 14530.75 38225.84 03:26:01 AM 122.28 0.15 122.13 4.00 12345.73 03:27:01 AM 40.71 1.40 39.31 135.98 4869.16 03:28:01 AM 63.33 6.93 56.40 1288.10 3714.25 03:29:01 AM 38.27 0.03 38.24 3.47 6477.64 03:30:01 AM 0.57 0.08 0.48 5.87 18.96 03:31:01 AM 2.12 0.00 2.12 0.00 107.08 03:32:01 AM 0.22 0.00 0.22 0.00 3.38 03:33:01 AM 23.91 0.40 23.51 46.78 1034.01 Average: 55.29 17.77 37.52 1779.77 7422.67 03:24:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:25:01 AM 5549308 7056316 2333116 29.60 2688 1700900 699396 7.83 184188 1869116 87424 03:26:01 AM 5076580 6935544 2805844 35.60 2688 2035048 783444 8.77 188300 2270144 122460 03:27:01 AM 5209560 7072340 2672864 33.91 2688 2039056 624896 7.00 227916 2096772 9024 03:28:01 AM 4933340 7048108 2949084 37.41 2688 2282540 631624 7.07 264196 2306636 174600 03:29:01 AM 4928768 7043520 2953656 37.47 2688 2282720 628560 7.04 269976 2302020 8 03:30:01 AM 4879008 6995336 3003416 38.10 2688 2284312 721796 8.08 270448 2351192 1164 03:31:01 AM 4865340 6981700 3017084 38.28 2688 2284332 735064 8.23 270448 2364724 24 03:32:01 AM 4864256 6981824 3018168 38.29 2688 2285544 735064 8.23 270508 2366020 1216 03:33:01 AM 5008208 6943804 2874216 36.46 2688 2109832 738660 8.27 472968 2045524 23404 Average: 5034930 7006499 2847494 36.12 2688 2144920 699834 7.84 268772 2219128 46592 03:24:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 241.90 146.38 1179.11 56.87 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 128.46 101.73 1382.97 13.09 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 16.75 9.28 7.05 3.62 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 44.50 37.54 334.95 8.28 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 203.77 144.75 43.61 38.46 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 120.83 110.56 39.96 43.43 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 265.04 264.20 195.82 106.52 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 150.46 149.54 84.54 52.26 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 62.63 40.79 85.01 25.02 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 137.15 111.64 372.59 38.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/26/2026 _x86_64_ (2 CPU) 03:23:44 LINUX RESTART (2 CPU) 03:24:01 AM CPU %user %nice %system %iowait %steal %idle 03:25:01 AM all 38.72 0.08 10.63 22.83 0.09 27.64 03:25:01 AM 0 35.64 0.03 10.94 25.53 0.10 27.76 03:25:01 AM 1 41.81 0.13 10.33 20.13 0.08 27.52 03:26:01 AM all 36.25 0.00 5.39 2.82 0.10 55.44 03:26:01 AM 0 39.32 0.00 5.72 3.38 0.10 51.48 03:26:01 AM 1 33.18 0.00 5.06 2.26 0.10 59.39 03:27:01 AM all 13.28 0.00 1.94 1.66 0.08 83.04 03:27:01 AM 0 6.38 0.00 1.79 1.15 0.08 90.60 03:27:01 AM 1 20.19 0.00 2.09 2.17 0.07 75.48 03:28:01 AM all 29.99 0.00 5.65 0.86 0.08 63.42 03:28:01 AM 0 34.77 0.00 5.97 0.90 0.08 58.28 03:28:01 AM 1 25.20 0.00 5.32 0.83 0.08 68.56 03:29:01 AM all 6.80 0.00 1.73 1.26 0.04 90.17 03:29:01 AM 0 8.79 0.00 1.98 1.12 0.03 88.07 03:29:01 AM 1 4.81 0.00 1.49 1.40 0.05 92.25 03:30:01 AM all 10.57 0.00 0.55 0.02 0.08 88.79 03:30:01 AM 0 2.03 0.00 0.42 0.02 0.07 97.47 03:30:01 AM 1 19.08 0.00 0.69 0.02 0.08 80.13 03:31:01 AM all 21.32 0.00 0.60 0.01 0.10 77.98 03:31:01 AM 0 18.38 0.00 0.59 0.02 0.10 80.91 03:31:01 AM 1 24.25 0.00 0.60 0.00 0.10 75.05 03:32:01 AM all 19.83 0.00 0.45 0.00 0.09 79.63 03:32:01 AM 0 37.41 0.00 0.59 0.00 0.10 61.90 03:32:01 AM 1 2.14 0.00 0.30 0.00 0.08 97.47 03:33:01 AM all 20.51 0.00 3.01 0.15 0.08 76.26 03:33:01 AM 0 21.53 0.00 2.74 0.10 0.08 75.55 03:33:01 AM 1 19.48 0.00 3.28 0.20 0.07 76.97 Average: all 21.92 0.01 3.33 3.28 0.08 71.37 Average: 0 22.71 0.00 3.42 3.57 0.08 70.22 Average: 1 21.14 0.01 3.24 2.99 0.08 72.53