---> uname -a: Linux prd-centos8-builder-2c-4g-5484.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: 2799.998 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 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 504 1042 17 2118 2883 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:74:26:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.183/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85883sec preferred_lft 85883sec inet6 fe80::f816:3eff:fe74:2638/64 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) 07/11/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:02 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 245.62 170.73 74.89 14832.88 38551.99 03:06:01 AM 64.77 0.38 64.39 34.11 6582.66 03:07:01 AM 52.20 0.58 51.62 67.18 10022.59 03:08:01 AM 24.84 0.08 24.76 1.87 2566.88 03:09:01 AM 23.46 0.27 23.20 41.86 954.76 03:10:01 AM 15.91 0.00 15.91 0.00 409.20 03:11:01 AM 15.33 0.00 15.33 0.00 559.71 03:12:02 AM 20.37 1.10 19.27 69.70 751.09 Average: 57.42 21.33 36.09 1854.08 7485.62 03:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1607248 3075688 2146428 57.18 2104 1647272 588440 12.25 136812 1759960 68692 03:06:01 AM 1270380 2984456 2483296 66.16 2104 1881608 644688 13.42 144816 2044020 147136 03:07:01 AM 1139444 2979016 2614232 69.64 2104 1999096 622180 12.96 147784 2139804 25452 03:08:01 AM 1031540 2922516 2722136 72.52 2104 2049944 673476 14.02 174304 2221304 34104 03:09:01 AM 1070720 2951096 2682956 71.48 2104 2039192 649052 13.52 213204 2142132 8500 03:10:01 AM 1088976 2968296 2664700 70.99 2104 2038224 647676 13.49 213568 2123396 7476 03:11:01 AM 949504 2875392 2804172 74.70 2104 2084796 727144 15.14 218268 2257720 54092 03:12:02 AM 1088036 2971112 2665640 71.01 2104 2041716 625520 13.03 399628 1938556 8784 Average: 1155731 2965946 2597945 69.21 2104 1972731 647272 13.48 206048 2078362 44280 03:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 207.91 113.70 935.31 56.06 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 90.86 73.78 984.69 7.85 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 18.86 17.33 74.04 4.13 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 46.08 37.72 657.24 6.57 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 14.51 16.03 14.07 6.12 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 9.10 10.53 7.73 4.73 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 11.08 11.80 9.94 3.91 0.00 0.00 0.00 0.00 03:12:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:02 AM eth0 16.26 15.96 16.57 12.98 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 51.51 36.95 336.23 12.71 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) 07/11/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:02 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 43.70 0.06 11.95 12.98 2.09 29.22 03:05:01 AM 0 48.36 0.03 14.20 14.55 2.09 20.77 03:05:01 AM 1 39.06 0.08 9.72 11.41 2.09 37.64 03:06:01 AM all 37.38 0.00 4.19 1.94 2.38 54.11 03:06:01 AM 0 45.16 0.00 4.62 1.55 2.49 46.17 03:06:01 AM 1 29.60 0.00 3.75 2.33 2.27 62.05 03:07:01 AM all 36.27 0.00 3.78 1.70 2.65 55.60 03:07:01 AM 0 51.68 0.00 4.73 1.56 2.26 39.77 03:07:01 AM 1 21.07 0.00 2.85 1.83 3.03 71.21 03:08:01 AM all 36.86 0.00 2.24 0.66 2.48 57.76 03:08:01 AM 0 35.16 0.00 2.48 0.59 2.18 59.59 03:08:01 AM 1 38.56 0.00 2.01 0.72 2.78 55.93 03:09:01 AM all 36.30 0.00 2.57 0.71 2.21 58.21 03:09:01 AM 0 58.07 0.00 3.74 1.06 2.06 35.06 03:09:01 AM 1 14.79 0.00 1.41 0.36 2.35 81.09 03:10:01 AM all 37.60 0.00 1.93 0.29 1.91 58.27 03:10:01 AM 0 42.94 0.00 2.06 0.45 1.86 52.69 03:10:01 AM 1 32.26 0.00 1.81 0.13 1.95 63.85 03:11:01 AM all 30.57 0.00 2.16 0.57 2.76 63.95 03:11:01 AM 0 42.30 0.00 2.82 0.64 2.51 51.72 03:11:01 AM 1 18.96 0.00 1.50 0.49 3.01 76.04 03:12:02 AM all 38.05 0.00 3.30 0.89 2.60 55.17 03:12:02 AM 0 47.72 0.00 3.64 1.01 2.50 45.14 03:12:02 AM 1 28.43 0.00 2.96 0.77 2.70 65.14 Average: all 37.06 0.01 3.99 2.43 2.38 54.13 Average: 0 46.40 0.00 4.75 2.64 2.24 43.96 Average: 1 27.78 0.01 3.23 2.22 2.52 64.24