---> uname -a: Linux prd-centos8-builder-2c-4g-6740.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 496 1048 17 2120 2891 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:0e:9d:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.209/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85852sec preferred_lft 85852sec inet6 fe80::f816:3eff:fe0e:9d93/64 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) 04:03:50 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:02 AM 257.25 185.41 71.85 15358.25 37977.29 04:06:01 AM 53.72 0.39 53.33 34.71 5530.16 04:07:01 AM 61.23 1.05 60.18 24.79 8025.24 04:08:01 AM 36.70 0.55 36.15 66.90 7106.18 04:09:01 AM 22.91 0.25 22.66 40.12 960.33 04:10:01 AM 15.76 0.07 15.69 3.06 416.47 04:11:01 AM 14.79 0.00 14.79 0.00 555.31 04:12:01 AM 19.35 0.72 18.63 31.06 523.73 04:13:01 AM 18.83 0.38 18.45 38.63 555.64 Average: 55.62 21.02 34.60 1736.21 6852.16 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:02 AM 1592508 3061732 2161168 57.57 2104 1649088 607144 12.64 136556 1778308 70756 04:06:01 AM 1376424 3031056 2377252 63.33 2104 1822420 598564 12.46 144544 1941744 134592 04:07:01 AM 1119660 2954752 2634016 70.17 2104 1995180 635844 13.24 147756 2163852 140528 04:08:01 AM 992184 2872084 2761492 73.57 2104 2038400 711784 14.82 151024 2276588 21084 04:09:01 AM 1076044 2957708 2677632 71.33 2104 2040556 629160 13.10 176716 2171148 9412 04:10:01 AM 1114108 2994972 2639568 70.32 2104 2039688 590304 12.29 214892 2095504 7496 04:11:01 AM 1117304 2998080 2636372 70.23 2104 2039684 590432 12.29 215564 2091064 4 04:12:01 AM 1037624 2925532 2716052 72.36 2104 2046676 659260 13.73 400464 1986948 13592 04:13:01 AM 1035656 2922416 2718020 72.41 2104 2045084 662960 13.81 399416 1988340 21032 Average: 1162390 2968704 2591286 69.03 2104 1968531 631717 13.15 220770 2054833 46500 04:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:02 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 04:05:02 AM eth0 218.21 119.22 978.40 56.51 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 72.34 61.70 755.02 6.37 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 47.70 39.97 326.63 14.76 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 44.66 37.61 653.60 5.26 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 11.33 13.00 12.93 4.90 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 10.08 11.18 7.95 5.24 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 10.49 11.21 9.34 3.44 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 13.75 14.13 14.60 6.57 0.00 0.00 0.00 0.00 04:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 AM eth0 12.34 13.42 10.60 12.55 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 48.94 35.66 306.81 12.85 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) 04:03:50 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:02 AM all 42.73 0.10 14.59 11.73 2.11 28.73 04:05:02 AM 0 50.91 0.10 16.57 7.87 2.23 22.33 04:05:02 AM 1 34.53 0.10 12.60 15.61 2.00 35.16 04:06:01 AM all 32.66 0.00 3.84 1.42 1.70 60.38 04:06:01 AM 0 41.42 0.00 4.21 1.66 1.81 50.90 04:06:01 AM 1 23.93 0.00 3.48 1.18 1.59 69.83 04:07:01 AM all 36.54 0.00 3.63 1.77 1.84 56.22 04:07:01 AM 0 60.37 0.00 5.16 1.47 1.94 31.06 04:07:01 AM 1 12.99 0.00 2.11 2.06 1.75 81.08 04:08:01 AM all 31.94 0.00 2.82 0.98 1.18 63.07 04:08:01 AM 0 32.66 0.00 3.14 0.82 1.14 62.24 04:08:01 AM 1 31.23 0.00 2.50 1.15 1.22 63.90 04:09:01 AM all 35.86 0.00 2.82 0.43 1.20 59.69 04:09:01 AM 0 36.55 0.00 2.33 0.48 1.43 59.20 04:09:01 AM 1 35.17 0.00 3.31 0.37 0.97 60.19 04:10:01 AM all 33.97 0.00 2.27 0.37 1.18 62.22 04:10:01 AM 0 31.72 0.00 1.83 0.37 1.32 64.76 04:10:01 AM 1 36.21 0.00 2.70 0.37 1.05 59.67 04:11:01 AM all 34.20 0.00 2.10 0.40 1.32 61.99 04:11:01 AM 0 42.01 0.00 2.09 0.51 1.53 53.85 04:11:01 AM 1 26.37 0.00 2.10 0.28 1.12 70.13 04:12:01 AM all 38.43 0.00 2.69 0.62 1.36 56.90 04:12:01 AM 0 64.42 0.00 3.46 0.45 1.85 29.82 04:12:01 AM 1 12.45 0.00 1.91 0.80 0.87 83.98 04:13:01 AM all 39.24 0.00 3.28 0.32 1.21 55.96 04:13:01 AM 0 60.68 0.00 4.40 0.23 1.50 33.19 04:13:01 AM 1 17.88 0.00 2.16 0.40 0.91 78.65 Average: all 36.18 0.01 4.22 2.00 1.45 56.14 Average: 0 46.76 0.01 4.79 1.54 1.64 45.26 Average: 1 25.61 0.01 3.64 2.46 1.27 67.01