---> uname -a: Linux prd-centos8-builder-2c-4g-6767.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 522 1022 17 2120 2864 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:c5:dc:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.139/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85871sec preferred_lft 85871sec inet6 fe80::f816:3eff:fec5:dc34/64 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) 07/26/2026 _x86_64_ (2 CPU) 12:03:50 LINUX RESTART (2 CPU) 12:04:01 PM tps rtps wtps bread/s bwrtn/s 12:05:01 PM 246.64 173.83 72.80 14844.04 38003.75 12:06:01 PM 61.45 0.38 61.06 34.12 6227.07 12:07:01 PM 60.66 0.62 60.04 67.72 10636.16 12:08:01 PM 28.09 0.05 28.04 1.33 3340.99 12:09:02 PM 24.01 1.25 22.76 65.84 964.86 12:10:01 PM 14.77 0.00 14.77 0.00 376.72 12:11:01 PM 16.64 0.00 16.64 0.00 617.01 12:12:01 PM 21.29 0.90 20.39 46.38 719.69 Average: 59.29 22.18 37.11 1886.86 7626.79 12:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 PM 1537528 3020568 2216144 59.04 2104 1661888 630420 13.13 139460 1827380 83296 12:06:01 PM 1285392 2997344 2468280 65.76 2104 1879584 617004 12.85 144660 2032148 178252 12:07:01 PM 1141492 2980680 2612180 69.59 2104 1998620 613688 12.78 146824 2140616 47492 12:08:01 PM 1039900 2919596 2713772 72.30 2104 2038792 670144 13.95 173676 2214056 22236 12:09:02 PM 1075900 2957680 2677772 71.34 2104 2040628 623132 12.98 214304 2135576 8508 12:10:01 PM 1024880 2906548 2728792 72.70 2104 2040632 677660 14.11 214424 2186840 8492 12:11:01 PM 1024432 2906124 2729240 72.71 2104 2040632 668996 13.93 215144 2186632 8492 12:12:01 PM 1024676 2907904 2728996 72.70 2104 2042028 667596 13.90 399264 2002552 8356 Average: 1144275 2949556 2609397 69.52 2104 1967850 646080 13.45 205970 2090725 45640 12:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 PM eth0 187.67 108.23 915.93 55.11 0.00 0.00 0.00 0.00 12:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 PM eth0 83.44 68.01 957.73 7.06 0.00 0.00 0.00 0.00 12:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 PM eth0 29.28 25.26 102.76 4.82 0.00 0.00 0.00 0.00 12:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM eth0 46.85 38.44 655.18 6.29 0.00 0.00 0.00 0.00 12:09:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:02 PM eth0 19.63 18.69 19.37 16.36 0.00 0.00 0.00 0.00 12:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 PM eth0 7.05 8.66 5.56 4.02 0.00 0.00 0.00 0.00 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 12.36 12.93 10.97 4.05 0.00 0.00 0.00 0.00 12:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 PM eth0 16.64 16.93 16.42 7.83 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 50.46 37.20 336.20 13.21 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) 07/26/2026 _x86_64_ (2 CPU) 12:03:50 LINUX RESTART (2 CPU) 12:04:01 PM CPU %user %nice %system %iowait %steal %idle 12:05:01 PM all 44.86 0.08 13.54 12.06 2.24 27.22 12:05:01 PM 0 51.16 0.08 14.57 9.74 2.35 22.10 12:05:01 PM 1 38.52 0.07 12.51 14.40 2.13 32.38 12:06:01 PM all 37.91 0.00 4.30 1.60 2.24 53.95 12:06:01 PM 0 22.91 0.00 2.99 2.00 2.21 69.89 12:06:01 PM 1 53.00 0.00 5.61 1.20 2.27 37.92 12:07:01 PM all 37.63 0.00 3.93 2.21 1.94 54.29 12:07:01 PM 0 20.09 0.00 2.49 2.64 1.88 72.90 12:07:01 PM 1 55.30 0.00 5.39 1.78 2.00 35.54 12:08:01 PM all 36.76 0.00 2.60 0.89 1.77 57.98 12:08:01 PM 0 12.05 0.00 1.54 0.78 1.59 84.04 12:08:01 PM 1 61.64 0.00 3.67 1.00 1.95 31.74 12:09:02 PM all 38.41 0.00 2.87 0.68 2.08 55.96 12:09:02 PM 0 18.65 0.00 2.15 0.48 2.03 76.69 12:09:02 PM 1 58.38 0.00 3.60 0.88 2.12 35.02 12:10:01 PM all 30.91 0.00 1.55 0.17 1.35 66.02 12:10:01 PM 0 18.07 0.00 1.05 0.20 1.15 79.53 12:10:01 PM 1 43.78 0.00 2.05 0.14 1.56 52.47 12:11:01 PM all 34.36 0.00 2.44 0.43 1.84 60.93 12:11:01 PM 0 25.92 0.00 2.61 0.76 1.80 68.91 12:11:01 PM 1 42.82 0.00 2.27 0.10 1.87 52.94 12:12:01 PM all 39.01 0.00 2.73 0.62 2.00 55.63 12:12:01 PM 0 32.87 0.00 1.47 0.41 2.10 63.15 12:12:01 PM 1 45.19 0.00 4.00 0.83 1.91 48.07 Average: all 37.49 0.01 4.24 2.33 1.93 53.99 Average: 0 25.21 0.01 3.61 2.12 1.89 67.16 Average: 1 49.84 0.01 4.89 2.53 1.98 40.75