---> uname -a: Linux prd-centos8-builder-2c-4g-4440.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 519 1107 17 2038 2870 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:a0:99:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.57/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85907sec preferred_lft 85907sec inet6 fe80::f816:3eff:fea0:998e/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) 01/30/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 236.17 167.06 69.11 14504.52 37850.22 03:06:01 AM 59.58 0.32 59.26 9.73 5812.75 03:07:01 AM 68.60 0.45 68.15 52.77 9965.03 03:08:01 AM 26.18 0.28 25.90 40.66 1606.67 03:09:01 AM 20.76 0.07 20.69 3.07 650.65 03:10:01 AM 14.63 0.00 14.63 0.00 565.68 03:11:01 AM 24.34 0.90 23.44 46.35 937.39 03:12:01 AM 18.08 0.20 17.88 23.33 512.05 Average: 58.54 21.16 37.38 1834.87 7237.07 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1561560 3038156 2192116 58.40 2104 1655520 659076 13.72 139676 1803792 80244 03:06:01 AM 1324132 3016596 2429544 64.72 2104 1859844 638404 13.29 144684 1993472 168272 03:07:01 AM 1106832 2941836 2646844 70.51 2104 1996228 690292 14.37 150916 2175976 60496 03:08:01 AM 1172104 2979636 2581572 68.77 2104 1968372 639548 13.32 173932 2085960 15600 03:09:01 AM 1170548 2971252 2583128 68.82 2104 1961680 648872 13.51 209064 2052124 3372 03:10:01 AM 1161472 2970624 2592204 69.06 2104 1970072 653476 13.61 210720 2058532 12188 03:11:01 AM 1167284 2970888 2586392 68.90 2104 1964420 635556 13.23 393672 1871956 9272 03:12:01 AM 1082424 2888908 2671252 71.16 2104 1966916 716244 14.91 393404 1956528 21320 Average: 1218294 2972237 2535382 67.54 2104 1917882 660184 13.75 227008 1999792 46346 03:04:01 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 202.52 108.83 920.65 55.25 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 68.49 56.00 865.59 6.34 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 49.48 41.28 651.61 7.17 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 13.36 14.21 23.20 4.78 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 9.36 12.13 7.46 5.47 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 13.18 13.60 11.12 4.36 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 14.62 14.13 16.61 8.14 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 8.31 10.18 6.42 4.71 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 47.41 33.79 312.81 12.03 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) 01/30/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 41.60 0.07 13.05 12.79 3.60 28.89 03:05:01 AM 0 46.13 0.05 15.26 10.10 3.77 24.68 03:05:01 AM 1 37.07 0.08 10.84 15.48 3.42 33.11 03:06:01 AM all 38.59 0.00 4.39 1.30 2.24 53.49 03:06:01 AM 0 53.42 0.00 5.38 0.70 2.71 37.79 03:06:01 AM 1 23.77 0.00 3.39 1.89 1.78 69.17 03:07:01 AM all 37.03 0.00 4.18 2.00 2.27 54.52 03:07:01 AM 0 54.98 0.00 5.89 1.96 2.76 34.40 03:07:01 AM 1 19.15 0.00 2.48 2.04 1.79 74.54 03:08:01 AM all 36.69 0.00 3.04 0.46 1.94 57.87 03:08:01 AM 0 50.92 0.00 3.75 0.15 2.35 42.83 03:08:01 AM 1 22.44 0.00 2.32 0.78 1.53 72.93 03:09:01 AM all 39.06 0.00 2.31 0.32 1.98 56.34 03:09:01 AM 0 62.23 0.00 3.06 0.27 2.58 31.87 03:09:01 AM 1 15.94 0.00 1.56 0.36 1.38 80.76 03:10:01 AM all 33.96 0.00 2.89 0.39 1.86 60.90 03:10:01 AM 0 55.14 0.00 4.06 0.22 2.36 38.21 03:10:01 AM 1 12.84 0.00 1.73 0.56 1.36 83.51 03:11:01 AM all 39.56 0.00 2.89 0.59 2.10 54.87 03:11:01 AM 0 61.57 0.00 3.52 0.72 2.55 31.64 03:11:01 AM 1 17.69 0.00 2.26 0.46 1.64 77.94 03:12:01 AM all 41.15 0.00 3.07 0.39 2.17 53.22 03:12:01 AM 0 66.25 0.00 4.31 0.22 2.72 26.50 03:12:01 AM 1 16.20 0.00 1.84 0.56 1.62 79.78 Average: all 38.45 0.01 4.47 2.27 2.27 52.53 Average: 0 56.33 0.01 5.65 1.79 2.73 33.50 Average: 1 20.63 0.01 3.30 2.76 1.81 71.49