---> uname -a: Linux prd-centos8-builder-2c-4g-9674.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 500 892 17 2272 2888 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:c4:48:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.154/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:fec4:482c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 09/01/2026 _x86_64_ (2 CPU) 05:00:47 LINUX RESTART (2 CPU) 05:02:01 AM tps rtps wtps bread/s bwrtn/s 05:03:01 AM 44.84 0.77 44.08 198.90 5418.50 05:04:01 AM 3.93 0.00 3.93 0.00 1520.34 05:05:01 AM 1.08 0.03 1.05 0.53 12.00 05:06:01 AM 0.85 0.00 0.85 0.00 8.71 05:07:01 AM 21.26 6.46 14.80 936.09 1352.97 05:08:01 AM 61.40 0.38 61.01 54.12 7668.34 05:09:01 AM 34.36 0.27 34.09 39.99 2920.98 Average: 23.96 1.13 22.83 175.66 2700.26 05:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:03:01 AM 1458952 3012460 2294724 61.13 2104 1735144 908288 18.91 211240 1840948 42428 05:04:01 AM 1452584 3006104 2301092 61.30 2104 1735152 908288 18.91 211244 1846544 4 05:05:01 AM 1442300 2995848 2311376 61.58 2104 1735180 908288 18.91 211340 1856720 8 05:06:01 AM 1428460 2982024 2325216 61.95 2104 1735196 908288 18.91 211340 1870500 4 05:07:01 AM 1347788 3015868 2405888 64.09 2104 1845372 634080 13.20 410624 1740888 56536 05:08:01 AM 1216604 3021944 2537072 67.59 2104 1973996 600680 12.51 411128 1833100 5832 05:09:01 AM 967700 3001484 2785976 74.22 2104 2193604 610284 12.71 418492 2045576 182972 Average: 1330627 3005105 2423049 64.55 2104 1850521 782599 16.30 297915 1862039 41112 05:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 AM eth0 91.98 64.39 667.84 9.48 0.00 0.00 0.00 0.00 05:04:01 AM lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 05:04:01 AM eth0 3.57 3.42 1.72 0.81 0.00 0.00 0.00 0.00 05:05:01 AM lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 05:05:01 AM eth0 0.17 0.85 0.01 0.04 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 05:06:01 AM eth0 3.67 2.47 0.65 0.44 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:07:01 AM eth0 26.69 22.81 423.95 4.54 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 05:08:01 AM eth0 25.64 19.84 443.10 4.08 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 49.02 41.25 658.61 5.69 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: eth0 28.68 22.15 313.69 3.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 09/01/2026 _x86_64_ (2 CPU) 05:00:47 LINUX RESTART (2 CPU) 05:02:01 AM CPU %user %nice %system %iowait %steal %idle 05:03:01 AM all 5.12 0.00 1.50 2.31 0.87 90.20 05:03:01 AM 0 5.76 0.00 1.60 2.58 0.83 89.23 05:03:01 AM 1 4.49 0.00 1.40 2.04 0.90 91.17 05:04:01 AM all 1.64 0.00 0.17 0.18 0.17 97.84 05:04:01 AM 0 2.17 0.00 0.15 0.12 0.15 97.42 05:04:01 AM 1 1.12 0.00 0.18 0.25 0.18 98.26 05:05:01 AM all 0.38 0.00 0.10 0.00 0.02 99.51 05:05:01 AM 0 0.65 0.00 0.08 0.00 0.02 99.25 05:05:01 AM 1 0.10 0.00 0.12 0.00 0.02 99.77 05:06:01 AM all 0.40 0.00 0.12 0.00 0.31 99.17 05:06:01 AM 0 0.65 0.00 0.10 0.00 0.40 98.85 05:06:01 AM 1 0.15 0.00 0.15 0.00 0.22 99.48 05:07:01 AM all 21.78 0.00 2.81 0.84 1.97 72.61 05:07:01 AM 0 21.41 0.00 2.88 0.43 1.83 73.45 05:07:01 AM 1 22.14 0.00 2.75 1.24 2.10 71.76 05:08:01 AM all 34.54 0.00 3.51 2.41 2.95 56.60 05:08:01 AM 0 51.10 0.00 4.84 1.42 2.32 40.32 05:08:01 AM 1 18.26 0.00 2.20 3.39 3.56 72.59 05:09:01 AM all 30.70 0.00 3.95 0.80 2.17 62.38 05:09:01 AM 0 36.28 0.00 4.31 1.24 1.92 56.25 05:09:01 AM 1 25.15 0.00 3.59 0.36 2.42 68.48 Average: all 13.59 0.00 1.75 0.94 1.21 82.51 Average: 0 16.91 0.00 2.00 0.83 1.07 79.19 Average: 1 10.28 0.00 1.49 1.05 1.35 85.83