---> uname -a: Linux prd-centos8-builder-2c-4g-9840.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 499 1127 17 2039 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:6b:e1:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.199/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85915sec preferred_lft 85915sec inet6 fe80::f816:3eff:fe6b:e114/64 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) 03/27/2026 _x86_64_ (2 CPU) 07:04:07 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 85.64 6.46 79.17 934.76 5699.70 07:07:01 AM 64.71 1.82 62.89 63.59 7382.92 07:08:01 AM 37.74 0.44 37.30 47.84 4919.62 07:09:01 AM 22.08 0.27 21.81 41.86 973.59 07:10:01 AM 15.85 0.00 15.85 0.00 408.17 07:11:01 AM 18.39 0.72 17.68 31.06 646.80 07:12:01 AM 19.13 1.27 17.86 58.65 535.09 Average: 37.65 1.57 36.08 168.54 2933.30 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1262096 2946776 2491588 66.38 2104 1853392 692992 14.43 180588 2023352 167452 07:07:01 AM 1264888 3024184 2488796 66.30 2104 1920832 580848 12.10 145356 2026708 88064 07:08:01 AM 1107092 2944272 2646592 70.51 2104 1998144 655564 13.65 174584 2153856 58540 07:09:01 AM 1167916 2969736 2585768 68.89 2104 1962884 627084 13.06 210120 2057424 8448 07:10:01 AM 1187708 2988684 2565976 68.36 2104 1961956 634464 13.21 210636 2035808 7472 07:11:01 AM 1173356 2975376 2580328 68.74 2104 1962864 619700 12.90 394804 1866996 7508 07:12:01 AM 1171280 2978048 2582404 68.80 2104 1967232 612540 12.76 395504 1867156 20340 Average: 1190619 2975297 2563065 68.28 2104 1946758 631885 13.16 244513 2004471 51118 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 74.11 56.18 844.32 10.16 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 25.41 22.85 254.01 4.78 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 50.70 43.62 657.45 10.70 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 12.11 14.21 12.57 5.27 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 10.35 12.43 8.83 4.95 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 16.16 16.29 16.64 6.45 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 15.83 14.75 12.87 14.92 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 29.19 25.72 257.17 8.17 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) 03/27/2026 _x86_64_ (2 CPU) 07:04:07 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 33.54 0.00 4.28 3.70 5.37 53.11 07:06:01 AM 0 56.98 0.00 6.30 4.93 4.50 27.28 07:06:01 AM 1 10.79 0.00 2.33 2.50 6.21 78.18 07:07:01 AM all 38.12 0.00 4.63 1.55 3.63 52.07 07:07:01 AM 0 33.61 0.00 3.56 0.98 3.99 57.87 07:07:01 AM 1 42.69 0.00 5.71 2.14 3.26 46.20 07:08:01 AM all 35.45 0.00 3.27 0.98 2.83 57.47 07:08:01 AM 0 31.72 0.00 2.73 1.30 3.24 61.02 07:08:01 AM 1 39.22 0.00 3.82 0.66 2.42 53.88 07:09:01 AM all 37.44 0.00 2.82 0.67 3.00 56.08 07:09:01 AM 0 38.42 0.00 2.80 0.69 2.86 55.22 07:09:01 AM 1 36.45 0.00 2.84 0.64 3.13 56.94 07:10:01 AM all 36.18 0.00 2.54 0.35 2.94 57.99 07:10:01 AM 0 39.00 0.00 3.06 0.20 2.88 54.86 07:10:01 AM 1 33.36 0.00 2.02 0.51 3.00 61.11 07:11:01 AM all 35.53 0.00 3.19 0.51 2.71 58.06 07:11:01 AM 0 34.22 0.00 3.21 0.44 2.60 59.52 07:11:01 AM 1 36.84 0.00 3.17 0.58 2.82 56.59 07:12:01 AM all 40.32 0.00 3.52 0.41 3.37 52.38 07:12:01 AM 0 67.79 0.00 4.98 0.32 2.85 24.07 07:12:01 AM 1 13.65 0.00 2.10 0.50 3.88 79.87 Average: all 36.65 0.00 3.47 1.18 3.42 55.29 Average: 0 43.08 0.00 3.81 1.27 3.28 48.56 Average: 1 30.25 0.00 3.13 1.08 3.55 61.99