---> uname -a: Linux prd-centos8-builder-2c-1g-47396.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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: 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): 0,1 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: 7699 560 5046 19 2092 6832 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:48:3b:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.55/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85867sec preferred_lft 85867sec inet6 fe80::f816:3eff:fe48:3b35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 09/19/2025 _x86_64_ (2 CPU) 19:58:39 LINUX RESTART (2 CPU) 07:59:01 PM tps rtps wtps bread/s bwrtn/s 08:00:01 PM 173.31 143.47 29.84 4999.80 3122.19 08:01:01 PM 1.43 0.02 1.42 0.13 27.51 08:02:01 PM 0.65 0.10 0.55 2.27 7.91 08:03:01 PM 2.82 2.15 0.67 359.75 189.27 08:04:01 PM 268.76 7.32 261.44 957.84 7619.73 08:05:01 PM 85.34 0.48 84.85 54.39 9114.80 08:06:01 PM 20.75 0.27 20.48 41.86 520.80 08:07:01 PM 25.56 0.38 25.18 18.26 919.61 Average: 72.32 19.27 53.05 804.33 2690.07 07:59:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 PM 5778760 7182664 2105684 26.71 2688 1594276 606080 6.78 160956 1668680 24 08:01:01 PM 5778676 7182584 2105768 26.71 2688 1594280 606080 6.78 160960 1669000 4 08:02:01 PM 5778340 7182316 2106104 26.71 2688 1594364 606080 6.78 161008 1669436 4 08:03:01 PM 5745188 7165420 2139256 27.13 2688 1610584 606080 6.78 163064 1700324 16 08:04:01 PM 5197708 7008916 2686736 34.08 2688 1977892 684868 7.67 197072 2126788 219688 08:05:01 PM 5190248 7013304 2694196 34.17 2688 1989320 658132 7.37 220096 2097756 4 08:06:01 PM 5188596 7013492 2695848 34.19 2688 1990572 669724 7.50 225880 2095184 8856 08:07:01 PM 5159980 6983768 2724464 34.55 2688 1989708 697192 7.80 396016 1954448 7512 Average: 5477187 7091558 2407257 30.53 2688 1792624 641780 7.18 210632 1872702 29514 07:59:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 PM eth0 148.05 65.38 517.39 24.46 0.00 0.00 0.00 0.00 08:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 PM eth0 3.27 0.83 1.89 1.34 0.00 0.00 0.00 0.00 08:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 PM eth0 7.00 0.12 4.21 0.16 0.00 0.00 0.00 0.00 08:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:01 PM eth0 31.32 17.86 112.01 15.66 0.00 0.00 0.00 0.00 08:04:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 PM eth0 139.61 95.38 1455.45 37.20 0.00 0.00 0.00 0.00 08:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 PM eth0 12.91 9.45 37.45 3.41 0.00 0.00 0.00 0.00 08:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 PM eth0 25.48 22.35 24.33 7.86 0.00 0.00 0.00 0.00 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 38.49 29.45 33.00 10.74 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 50.77 30.10 273.21 12.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 09/19/2025 _x86_64_ (2 CPU) 19:58:39 LINUX RESTART (2 CPU) 07:59:01 PM CPU %user %nice %system %iowait %steal %idle 08:00:01 PM all 12.21 2.65 19.17 6.26 0.08 59.63 08:00:01 PM 0 10.95 2.78 18.67 6.91 0.08 60.61 08:00:01 PM 1 13.47 2.53 19.67 5.61 0.07 58.65 08:01:01 PM all 0.30 0.00 0.08 0.01 0.05 99.57 08:01:01 PM 0 0.38 0.00 0.08 0.02 0.05 99.46 08:01:01 PM 1 0.22 0.00 0.07 0.00 0.05 99.67 08:02:01 PM all 0.33 0.00 0.08 0.00 0.04 99.55 08:02:01 PM 0 0.55 0.00 0.05 0.00 0.03 99.37 08:02:01 PM 1 0.10 0.00 0.12 0.00 0.05 99.73 08:03:01 PM all 2.44 0.00 0.19 0.07 0.04 97.26 08:03:01 PM 0 2.35 0.00 0.27 0.13 0.05 97.20 08:03:01 PM 1 2.52 0.00 0.12 0.00 0.03 97.33 08:04:01 PM all 41.13 0.00 4.97 2.82 0.10 50.98 08:04:01 PM 0 50.24 0.00 5.43 2.98 0.10 41.25 08:04:01 PM 1 32.05 0.00 4.52 2.66 0.10 60.68 08:05:01 PM all 15.02 0.00 1.49 1.73 0.06 81.70 08:05:01 PM 0 11.30 0.00 1.41 1.96 0.05 85.27 08:05:01 PM 1 18.75 0.00 1.57 1.50 0.07 78.11 08:06:01 PM all 31.40 0.00 2.11 0.14 0.07 66.27 08:06:01 PM 0 41.36 0.00 2.58 0.13 0.08 55.84 08:06:01 PM 1 21.44 0.00 1.65 0.15 0.07 76.69 08:07:01 PM all 35.26 0.00 2.51 0.15 0.08 62.00 08:07:01 PM 0 36.18 0.00 2.78 0.07 0.08 60.89 08:07:01 PM 1 34.34 0.00 2.23 0.23 0.08 63.11 Average: all 17.28 0.33 3.81 1.39 0.07 77.11 Average: 0 19.19 0.34 3.89 1.52 0.07 74.99 Average: 1 15.38 0.31 3.73 1.27 0.06 79.24