---> uname -a: Linux prd-centos8-builder-2c-4g-7599.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 489 1122 17 2053 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:f8:a3:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.23/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85894sec preferred_lft 85894sec inet6 fe80::f816:3eff:fef8:a3b1/64 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) 02/26/2026 _x86_64_ (2 CPU) 13:03:50 LINUX RESTART (2 CPU) 01:04:01 PM tps rtps wtps bread/s bwrtn/s 01:05:01 PM 253.24 187.34 65.90 15134.92 37893.79 01:06:01 PM 54.39 0.32 54.07 9.73 5712.74 01:07:01 PM 71.55 0.45 71.10 52.79 9330.34 01:08:01 PM 31.81 0.08 31.72 1.87 3158.33 01:09:01 PM 21.18 0.27 20.91 41.86 618.73 01:10:01 PM 14.28 0.00 14.28 0.00 547.03 01:11:01 PM 21.14 0.72 20.42 31.05 650.80 01:12:01 PM 14.56 0.38 14.18 38.65 433.64 Average: 60.28 23.71 36.58 1914.68 7295.01 01:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 PM 1593016 3061472 2160660 57.56 2104 1648384 616540 12.84 136148 1777432 70664 01:06:01 PM 1366516 3032460 2387160 63.60 2104 1833932 608864 12.68 143772 1953628 147828 01:07:01 PM 1206284 2981500 2547392 67.86 2104 1937048 640328 13.33 147480 2083892 28020 01:08:01 PM 1171972 2986436 2581704 68.78 2104 1975808 631632 13.15 174252 2089760 11016 01:09:01 PM 1171264 2986972 2582412 68.80 2104 1977064 631340 13.15 212844 2051300 7448 01:10:01 PM 1171248 2987004 2582428 68.80 2104 1977068 630088 13.12 213548 2049728 4 01:11:01 PM 1113620 2931364 2640056 70.33 2104 1978976 689476 14.36 397688 1925636 8460 01:12:01 PM 1173468 3000860 2580208 68.74 2104 1988196 621440 12.94 398572 1862400 26712 Average: 1245924 2996008 2507752 66.81 2104 1914560 633714 13.20 228038 1974222 37519 01:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 PM eth0 197.04 130.56 966.08 57.16 0.00 0.00 0.00 0.00 01:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM eth0 69.18 57.39 741.46 6.15 0.00 0.00 0.00 0.00 01:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM eth0 29.71 26.23 179.78 5.90 0.00 0.00 0.00 0.00 01:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 PM eth0 48.47 43.04 644.99 6.88 0.00 0.00 0.00 0.00 01:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 PM eth0 12.15 13.95 11.05 6.14 0.00 0.00 0.00 0.00 01:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 PM eth0 12.31 13.00 10.28 4.02 0.00 0.00 0.00 0.00 01:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 PM eth0 16.27 15.64 14.38 11.97 0.00 0.00 0.00 0.00 01:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 PM eth0 9.56 9.83 7.78 4.70 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 49.35 38.71 322.03 12.87 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) 02/26/2026 _x86_64_ (2 CPU) 13:03:50 LINUX RESTART (2 CPU) 01:04:01 PM CPU %user %nice %system %iowait %steal %idle 01:05:01 PM all 43.06 0.05 13.89 13.45 2.07 27.48 01:05:01 PM 0 40.75 0.05 11.87 15.94 2.03 29.36 01:05:01 PM 1 45.40 0.05 15.92 10.95 2.10 25.58 01:06:01 PM all 36.47 0.00 4.40 1.24 2.34 55.54 01:06:01 PM 0 52.29 0.00 6.19 1.08 2.42 38.02 01:06:01 PM 1 20.71 0.00 2.62 1.40 2.26 73.01 01:07:01 PM all 37.07 0.00 4.18 2.67 2.52 53.55 01:07:01 PM 0 42.88 0.00 4.36 3.04 2.64 47.09 01:07:01 PM 1 31.26 0.00 4.01 2.31 2.39 60.02 01:08:01 PM all 36.10 0.00 2.71 0.74 2.15 58.30 01:08:01 PM 0 42.13 0.00 2.74 0.78 2.30 52.06 01:08:01 PM 1 30.06 0.00 2.68 0.71 2.00 64.55 01:09:01 PM all 38.01 0.00 2.72 0.63 2.45 56.20 01:09:01 PM 0 48.93 0.00 3.16 0.97 2.77 44.17 01:09:01 PM 1 27.07 0.00 2.28 0.28 2.13 68.25 01:10:01 PM all 33.12 0.00 2.51 0.21 2.02 62.14 01:10:01 PM 0 44.00 0.00 2.93 0.17 2.12 50.79 01:10:01 PM 1 22.28 0.00 2.10 0.25 1.92 73.46 01:11:01 PM all 34.47 0.00 2.87 0.57 2.16 59.94 01:11:01 PM 0 58.86 0.00 3.62 0.48 2.14 34.90 01:11:01 PM 1 10.31 0.00 2.12 0.66 2.17 84.74 01:12:01 PM all 30.91 0.00 3.20 0.15 1.92 63.82 01:12:01 PM 0 45.29 0.00 4.52 0.15 1.79 48.26 01:12:01 PM 1 16.65 0.00 1.89 0.15 2.04 79.26 Average: all 36.14 0.01 4.55 2.44 2.20 54.66 Average: 0 46.89 0.01 4.92 2.81 2.28 43.10 Average: 1 25.41 0.01 4.18 2.07 2.13 66.21