---> uname -a: Linux prd-centos8-builder-2c-4g-6441.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 494 1052 17 2118 2893 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:25:25:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.170/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:fe25:2528/64 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) 07/22/2026 _x86_64_ (2 CPU) 17:03:52 LINUX RESTART (2 CPU) 05:05:02 PM tps rtps wtps bread/s bwrtn/s 05:06:01 PM 63.13 0.39 62.74 34.70 6211.86 05:07:01 PM 64.16 0.62 63.54 67.72 10945.98 05:08:01 PM 27.22 0.05 27.17 1.33 2825.64 05:09:01 PM 23.43 0.27 23.16 41.86 938.04 05:10:02 PM 15.49 0.00 15.49 0.00 402.85 05:11:01 PM 16.06 0.00 16.06 0.00 599.15 05:12:01 PM 18.51 1.10 17.41 69.71 624.94 Average: 32.54 0.35 32.19 30.82 3220.07 05:05:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 PM 1306496 3017240 2447180 65.19 2104 1878364 612192 12.75 145800 2009476 177664 05:07:01 PM 1157040 2996236 2596636 69.18 2104 1998540 606108 12.62 147924 2121168 30160 05:08:01 PM 1055136 2934844 2698540 71.89 2104 2038716 670320 13.96 174560 2197500 21328 05:09:01 PM 1085188 2966228 2668488 71.09 2104 2039828 634916 13.22 214504 2125956 8500 05:10:02 PM 969064 2893196 2784612 74.18 2104 2083064 709020 14.76 219020 2238380 51732 05:11:01 PM 987788 2907168 2765888 73.68 2104 2078272 691620 14.40 218656 2219484 46932 05:12:01 PM 1102124 2984420 2651552 70.64 2104 2040936 614000 12.79 400544 1922780 7404 Average: 1094691 2957047 2658985 70.84 2104 2022531 648311 13.50 217287 2119249 49103 05:05:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 76.80 63.50 963.05 6.72 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 28.10 24.81 112.08 7.15 0.00 0.00 0.00 0.00 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 47.52 38.99 657.50 6.43 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 13.23 14.56 13.62 6.01 0.00 0.00 0.00 0.00 05:10:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:02 PM eth0 7.76 9.60 6.29 4.68 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 12.80 13.11 11.45 4.08 0.00 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM eth0 16.76 14.23 16.74 7.09 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 28.92 25.48 253.27 6.03 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) 07/22/2026 _x86_64_ (2 CPU) 17:03:52 LINUX RESTART (2 CPU) 05:05:02 PM CPU %user %nice %system %iowait %steal %idle 05:06:01 PM all 37.21 0.00 4.46 1.68 2.96 53.69 05:06:01 PM 0 46.93 0.00 5.23 2.11 3.17 42.55 05:06:01 PM 1 27.49 0.00 3.69 1.24 2.75 64.83 05:07:01 PM all 37.24 0.00 3.92 1.99 3.20 53.65 05:07:01 PM 0 30.74 0.00 3.42 1.79 3.46 60.58 05:07:01 PM 1 43.81 0.00 4.42 2.19 2.94 46.63 05:08:01 PM all 37.09 0.00 2.46 0.91 2.74 56.79 05:08:01 PM 0 53.00 0.00 3.32 0.85 2.67 40.16 05:08:01 PM 1 21.40 0.00 1.62 0.97 2.82 73.20 05:09:01 PM all 36.74 0.00 2.61 0.72 2.83 57.11 05:09:01 PM 0 55.73 0.00 3.34 0.76 2.78 37.40 05:09:01 PM 1 17.92 0.00 1.88 0.67 2.88 76.64 05:10:02 PM all 35.15 0.00 1.76 0.39 2.43 60.28 05:10:02 PM 0 51.19 0.00 2.55 0.23 2.52 43.51 05:10:02 PM 1 19.24 0.00 0.97 0.54 2.34 76.91 05:11:01 PM all 33.29 0.00 2.49 0.33 2.85 61.04 05:11:01 PM 0 47.94 0.00 3.08 0.35 2.87 45.76 05:11:01 PM 1 18.77 0.00 1.92 0.30 2.83 76.19 05:12:01 PM all 39.18 0.00 3.41 0.46 3.01 53.93 05:12:01 PM 0 43.25 0.00 3.09 0.64 3.09 49.93 05:12:01 PM 1 35.12 0.00 3.72 0.28 2.93 57.95 Average: all 36.56 0.00 3.01 0.92 2.86 56.64 Average: 0 46.93 0.00 3.43 0.96 2.94 45.74 Average: 1 26.24 0.00 2.60 0.88 2.78 67.49