---> uname -a: Linux prd-centos8-robot-2c-8g-34411.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: 2799.996 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 615 4859 19 2222 6782 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:d8:4a:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.92/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85809sec preferred_lft 85809sec inet6 fe80::f816:3eff:fed8:4a0d/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) 01/12/2026 _x86_64_ (2 CPU) 22:04:59 LINUX RESTART (2 CPU) 10:06:02 PM tps rtps wtps bread/s bwrtn/s 10:07:01 PM 127.80 0.25 127.55 14.77 12548.09 10:08:01 PM 35.61 1.37 34.24 128.78 4209.25 10:09:01 PM 65.51 6.90 58.61 1285.84 3869.49 10:10:01 PM 36.89 2.52 34.37 396.00 6388.87 10:11:01 PM 2.70 0.07 2.63 4.93 85.89 10:12:01 PM 2.45 0.02 2.43 0.93 433.69 10:13:01 PM 0.30 0.00 0.30 0.00 125.41 10:14:01 PM 14.30 0.32 13.98 36.92 783.81 Average: 35.50 1.43 34.07 233.99 3536.92 10:06:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:07:01 PM 5206936 7050624 2675488 33.94 2688 2019556 656848 7.35 187948 2135952 104344 10:08:01 PM 5235300 7082996 2647124 33.58 2688 2023424 615092 6.89 219340 2077240 10760 10:09:01 PM 4955052 7058508 2927372 37.14 2688 2269476 622212 6.97 255024 2287788 177568 10:10:01 PM 4908820 7023856 2973604 37.72 2688 2281448 646876 7.24 266156 2319888 4 10:11:01 PM 4741336 6865036 3141088 39.85 2688 2290188 849912 9.52 266580 2486008 8444 10:12:01 PM 4773536 6899452 3108888 39.44 2688 2292412 857744 9.60 266628 2454636 8 10:13:01 PM 4775280 6906472 3107144 39.42 2688 2297696 875092 9.80 266792 2452652 1708 10:14:01 PM 4990804 6955124 2891620 36.68 2688 2136656 732952 8.21 322524 2205140 41460 Average: 4948383 6980258 2934041 37.22 2688 2201357 732091 8.20 256374 2302413 43037 10:06:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 PM eth0 120.91 94.37 1334.19 12.70 0.00 0.00 0.00 0.00 10:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 PM eth0 16.21 10.51 7.33 4.13 0.00 0.00 0.00 0.00 10:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 PM eth0 40.20 34.72 337.66 7.66 0.00 0.00 0.00 0.00 10:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 PM eth0 197.65 179.24 42.79 40.87 0.00 0.00 0.00 0.00 10:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 PM eth0 41.44 32.31 137.03 4.17 0.00 0.00 0.00 0.00 10:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 PM eth0 95.63 88.90 26.95 8.51 0.00 0.00 0.00 0.00 10:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 PM eth0 123.11 122.30 47.21 13.57 0.00 0.00 0.00 0.00 10:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 PM eth0 76.71 53.45 116.32 56.45 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 88.92 76.94 253.95 18.52 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) 01/12/2026 _x86_64_ (2 CPU) 22:04:59 LINUX RESTART (2 CPU) 10:06:02 PM CPU %user %nice %system %iowait %steal %idle 10:07:01 PM all 39.83 0.00 5.39 1.16 0.09 53.52 10:07:01 PM 0 33.31 0.00 5.47 1.10 0.08 60.03 10:07:01 PM 1 46.34 0.00 5.32 1.22 0.10 47.02 10:08:01 PM all 13.27 0.00 1.85 0.35 0.05 84.47 10:08:01 PM 0 6.78 0.00 1.32 0.35 0.05 91.50 10:08:01 PM 1 19.77 0.00 2.39 0.35 0.05 77.44 10:09:01 PM all 31.35 0.00 5.53 0.42 0.09 62.60 10:09:01 PM 0 21.35 0.00 4.83 0.33 0.10 73.39 10:09:01 PM 1 41.35 0.00 6.24 0.52 0.08 51.81 10:10:01 PM all 7.39 0.00 1.84 0.46 0.06 90.25 10:10:01 PM 0 4.90 0.00 1.89 0.40 0.05 92.76 10:10:01 PM 1 9.87 0.00 1.79 0.52 0.07 87.75 10:11:01 PM all 6.32 0.00 0.53 0.02 0.04 93.09 10:11:01 PM 0 3.35 0.00 0.47 0.02 0.03 96.13 10:11:01 PM 1 9.29 0.00 0.59 0.02 0.05 90.05 10:12:01 PM all 10.51 0.00 0.72 0.02 0.07 88.69 10:12:01 PM 0 3.62 0.00 0.60 0.03 0.07 95.67 10:12:01 PM 1 17.42 0.00 0.84 0.00 0.07 81.68 10:13:01 PM all 13.28 0.00 1.05 0.00 0.07 85.60 10:13:01 PM 0 9.33 0.00 0.91 0.00 0.07 89.70 10:13:01 PM 1 17.24 0.00 1.19 0.00 0.07 81.49 10:14:01 PM all 19.03 0.00 2.10 0.06 0.06 78.76 10:14:01 PM 0 12.66 0.00 1.48 0.05 0.05 85.76 10:14:01 PM 1 25.42 0.00 2.71 0.07 0.07 71.73 Average: all 17.60 0.00 2.38 0.31 0.07 79.65 Average: 0 11.88 0.00 2.12 0.28 0.06 85.65 Average: 1 23.32 0.00 2.63 0.34 0.07 73.64