---> uname -a: Linux prd-centos8-builder-2c-4g-1859.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 490 1127 17 2048 2900 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:b2:b6:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.190/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:feb2:b625/64 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) 04/29/2026 _x86_64_ (2 CPU) 12:03:47 LINUX RESTART (2 CPU) 12:04:01 PM tps rtps wtps bread/s bwrtn/s 12:05:01 PM 225.59 149.60 75.99 14190.60 38856.33 12:06:01 PM 66.19 0.20 65.99 29.99 6145.07 12:07:01 PM 58.22 2.18 56.04 86.25 8512.23 12:08:01 PM 24.73 0.20 24.53 38.79 1018.13 12:09:01 PM 19.44 0.07 19.38 3.07 503.45 12:10:01 PM 16.58 0.65 15.93 21.35 618.32 12:11:01 PM 21.63 0.45 21.18 48.33 716.53 Average: 61.77 21.91 39.86 2059.87 8053.04 12:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 PM 1571632 3048792 2182044 58.13 2104 1655972 614012 12.79 138152 1794880 50088 12:06:01 PM 1264976 2977328 2488700 66.30 2104 1878884 647024 13.47 147708 2046244 135516 12:07:01 PM 1176684 2985908 2576992 68.65 2104 1970068 625696 13.03 158512 2097288 21100 12:08:01 PM 1078968 2927272 2674708 71.26 2104 2009500 684544 14.25 214296 2142408 46712 12:09:01 PM 1208616 3018756 2545060 67.80 2104 1971308 596336 12.42 212196 2015144 7472 12:10:01 PM 1228168 3038988 2525508 67.28 2104 1971956 570696 11.88 213128 1993364 7504 12:11:01 PM 1186500 3003172 2567176 68.39 2104 1977356 610492 12.71 396548 1851200 21656 Average: 1245078 3000031 2508598 66.83 2104 1919292 621257 12.94 211506 1991504 41435 12:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 PM eth0 191.00 113.65 996.76 56.11 0.00 0.00 0.00 0.00 12:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 PM eth0 73.31 60.18 878.40 7.05 0.00 0.00 0.00 0.00 12:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 PM eth0 42.28 35.31 638.22 6.42 0.00 0.00 0.00 0.00 12:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM eth0 12.10 14.26 13.27 5.91 0.00 0.00 0.00 0.00 12:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 PM eth0 11.15 12.85 8.99 5.98 0.00 0.00 0.00 0.00 12:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 PM eth0 16.31 14.53 17.12 5.35 0.00 0.00 0.00 0.00 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 14.89 14.28 11.87 7.11 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 51.58 37.87 366.38 13.42 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) 04/29/2026 _x86_64_ (2 CPU) 12:03:47 LINUX RESTART (2 CPU) 12:04:01 PM CPU %user %nice %system %iowait %steal %idle 12:05:01 PM all 43.75 0.05 11.12 12.21 2.59 30.28 12:05:01 PM 0 37.68 0.03 8.96 11.33 2.59 39.41 12:05:01 PM 1 49.87 0.07 13.31 13.09 2.58 21.08 12:06:01 PM all 36.99 0.00 4.11 2.11 1.97 54.81 12:06:01 PM 0 21.31 0.00 2.48 2.23 1.79 72.19 12:06:01 PM 1 52.72 0.00 5.74 1.99 2.16 37.38 12:07:01 PM all 37.57 0.00 4.08 2.01 1.80 54.53 12:07:01 PM 0 20.13 0.00 3.26 2.48 1.46 72.68 12:07:01 PM 1 55.01 0.00 4.90 1.54 2.14 36.41 12:08:01 PM all 35.74 0.00 2.72 1.02 2.03 58.49 12:08:01 PM 0 15.83 0.00 1.94 1.08 1.82 79.34 12:08:01 PM 1 55.82 0.00 3.52 0.97 2.24 37.45 12:09:01 PM all 38.51 0.00 2.71 0.30 1.79 56.68 12:09:01 PM 0 21.10 0.00 1.41 0.31 1.56 75.62 12:09:01 PM 1 56.02 0.00 4.03 0.28 2.03 37.64 12:10:01 PM all 32.65 0.00 2.47 0.53 1.77 62.58 12:10:01 PM 0 21.67 0.00 1.86 0.56 1.56 74.35 12:10:01 PM 1 43.62 0.00 3.08 0.50 1.99 50.81 12:11:01 PM all 40.00 0.00 3.86 0.70 2.04 53.40 12:11:01 PM 0 23.67 0.00 2.88 0.76 1.80 70.89 12:11:01 PM 1 56.40 0.00 4.85 0.65 2.28 35.83 Average: all 37.88 0.01 4.44 2.69 2.00 52.99 Average: 0 23.05 0.00 3.25 2.68 1.80 69.23 Average: 1 52.78 0.01 5.62 2.71 2.20 36.68