---> uname -a: Linux prd-centos8-builder-2c-4g-6870.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 490 1060 17 2115 2897 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:c9:e8:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.18/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85864sec preferred_lft 85864sec inet6 fe80::f816:3eff:fec9:e81a/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) 07/28/2026 _x86_64_ (2 CPU) 05:03:41 LINUX RESTART (2 CPU) 05:04:03 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 173.38 93.42 79.96 9701.88 40592.73 05:06:01 AM 77.61 0.08 77.52 1.60 8623.21 05:07:01 AM 47.19 0.62 46.58 67.70 7415.88 05:08:01 AM 27.84 0.05 27.79 1.33 2963.65 05:09:01 AM 18.16 0.27 17.89 41.85 525.36 05:10:00 AM 16.59 0.00 16.59 0.00 394.21 05:11:01 AM 14.58 0.00 14.58 0.00 593.40 05:12:01 AM 15.11 0.90 14.21 46.38 413.99 Average: 48.29 11.58 36.71 1197.32 7553.57 05:04:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1549212 3040016 2204472 58.73 2104 1669188 633776 13.20 141732 1811184 53820 05:06:01 AM 1274988 2989380 2478696 66.03 2104 1881476 648780 13.51 144888 2036552 77280 05:07:01 AM 1153316 2988532 2600368 69.28 2104 1994296 625172 13.02 148052 2124344 24280 05:08:01 AM 1059580 2935372 2694104 71.77 2104 2034452 676420 14.09 173424 2193128 9280 05:09:01 AM 1099904 2976900 2653780 70.70 2104 2035564 629540 13.11 213388 2113268 8500 05:10:00 AM 1003300 2918552 2750384 73.27 2104 2074008 688280 14.33 216800 2206852 46936 05:11:01 AM 1006176 2921464 2747508 73.19 2104 2074008 688252 14.33 217364 2203396 46936 05:12:01 AM 1051908 2929580 2701776 71.98 2104 2036140 683288 14.23 398184 1975052 7504 Average: 1149798 2962474 2603886 69.37 2104 1974892 659188 13.73 206729 2082972 34317 05:04:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 217.44 130.85 1123.31 58.81 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 81.72 69.09 840.70 7.00 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 17.34 16.36 44.84 4.19 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 51.27 43.37 655.40 6.32 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 11.93 13.40 12.86 5.44 0.00 0.00 0.00 0.00 05:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:00 AM eth0 8.20 10.04 6.78 4.96 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 12.43 12.73 10.92 4.03 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 13.93 12.74 14.98 6.17 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 51.10 38.19 335.46 11.92 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) 07/28/2026 _x86_64_ (2 CPU) 05:03:41 LINUX RESTART (2 CPU) 05:04:03 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 46.96 0.03 9.58 6.56 1.64 35.22 05:05:01 AM 0 37.06 0.05 9.53 5.28 1.45 46.62 05:05:01 AM 1 56.85 0.02 9.64 7.84 1.82 23.83 05:06:01 AM all 33.75 0.00 4.24 2.61 1.24 58.15 05:06:01 AM 0 29.50 0.00 4.57 2.74 1.28 61.91 05:06:01 AM 1 38.00 0.00 3.92 2.48 1.20 54.40 05:07:01 AM all 37.67 0.00 4.03 1.23 1.58 55.49 05:07:01 AM 0 24.59 0.00 3.79 1.64 1.69 68.29 05:07:01 AM 1 50.85 0.00 4.27 0.82 1.47 42.60 05:08:01 AM all 37.45 0.00 2.46 0.68 1.91 57.50 05:08:01 AM 0 13.23 0.00 1.90 1.19 1.88 81.80 05:08:01 AM 1 61.93 0.00 3.04 0.17 1.94 32.93 05:09:01 AM all 37.51 0.00 2.94 0.12 1.95 57.47 05:09:01 AM 0 22.35 0.00 2.43 0.10 1.80 73.32 05:09:01 AM 1 52.73 0.00 3.46 0.15 2.09 41.56 05:10:00 AM all 34.81 0.00 1.60 0.16 1.86 61.56 05:10:00 AM 0 18.77 0.00 1.50 0.18 1.85 77.70 05:10:00 AM 1 50.97 0.00 1.71 0.13 1.88 45.31 05:11:01 AM all 34.70 0.00 2.46 0.17 1.63 61.04 05:11:01 AM 0 19.45 0.00 2.17 0.12 1.33 76.93 05:11:01 AM 1 49.95 0.00 2.75 0.23 1.92 45.15 05:12:01 AM all 39.74 0.00 3.04 0.39 1.93 54.90 05:12:01 AM 0 16.85 0.00 2.48 0.41 1.74 78.51 05:12:01 AM 1 62.78 0.00 3.60 0.37 2.13 31.12 Average: all 37.78 0.00 3.77 1.46 1.72 55.27 Average: 0 22.64 0.01 3.51 1.43 1.63 70.78 Average: 1 52.99 0.00 4.02 1.49 1.81 39.69