---> uname -a: Linux prd-centos8-builder-2c-4g-4512.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 492 1132 17 2041 2898 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:34:24:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85901sec preferred_lft 85901sec inet6 fe80::f816:3eff:fe34:2433/64 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) 01/31/2026 _x86_64_ (2 CPU) 03:03:57 LINUX RESTART (2 CPU) 03:05:02 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 56.91 2.71 54.20 295.90 5759.86 03:07:01 AM 69.19 0.45 68.74 52.79 8156.34 03:08:01 AM 30.51 0.08 30.42 1.87 3452.75 03:09:01 AM 21.69 0.27 21.43 41.85 924.63 03:10:01 AM 14.60 0.00 14.60 0.00 371.83 03:11:01 AM 22.20 0.72 21.49 31.05 951.25 03:12:01 AM 17.58 0.38 17.19 38.65 496.02 Average: 33.18 0.65 32.53 65.47 2866.13 03:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1386600 3029696 2367084 63.06 2104 1810932 609472 12.69 142236 1934112 130368 03:07:01 AM 1237600 3002852 2516084 67.03 2104 1926636 611480 12.73 146600 2052548 51408 03:08:01 AM 1078976 2918212 2674708 71.26 2104 1999864 701804 14.61 173488 2182968 57520 03:09:01 AM 1142384 2949372 2611300 69.57 2104 1967752 662196 13.79 207952 2084328 11544 03:10:01 AM 1193408 2996772 2560276 68.21 2104 1964152 620072 12.91 208376 2032900 7896 03:11:01 AM 1192368 2996344 2561316 68.23 2104 1964620 615244 12.81 392472 1849376 7508 03:12:01 AM 1194512 3003276 2559172 68.18 2104 1968940 612568 12.76 392252 1847588 20848 Average: 1203693 2985218 2549991 67.93 2104 1943271 633262 13.19 237625 1997689 41013 03:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 60.79 44.73 816.69 5.12 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 28.61 23.80 265.40 5.43 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 43.62 34.07 622.41 6.87 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 12.21 14.20 12.72 5.31 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 9.88 11.53 8.20 4.54 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 17.77 16.02 16.93 6.42 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 11.00 12.05 8.97 5.83 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 26.19 22.29 248.83 5.65 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) 01/31/2026 _x86_64_ (2 CPU) 03:03:57 LINUX RESTART (2 CPU) 03:05:02 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 37.18 0.00 4.07 1.51 3.64 53.59 03:06:01 AM 0 39.70 0.00 4.47 1.80 3.77 50.26 03:06:01 AM 1 34.66 0.00 3.67 1.22 3.52 56.93 03:07:01 AM all 35.60 0.00 4.56 3.04 3.84 52.95 03:07:01 AM 0 33.58 0.00 3.87 3.43 3.57 55.56 03:07:01 AM 1 37.63 0.00 5.25 2.66 4.12 50.35 03:08:01 AM all 36.06 0.00 2.63 0.84 3.93 56.53 03:08:01 AM 0 52.34 0.00 3.02 0.76 3.94 39.94 03:08:01 AM 1 19.91 0.00 2.25 0.93 3.93 72.98 03:09:01 AM all 37.06 0.00 2.67 0.78 3.49 55.99 03:09:01 AM 0 56.48 0.00 3.28 0.76 3.58 35.90 03:09:01 AM 1 17.89 0.00 2.07 0.80 3.41 75.82 03:10:01 AM all 36.02 0.00 2.49 0.35 3.66 57.48 03:10:01 AM 0 46.58 0.00 3.24 0.54 3.75 45.89 03:10:01 AM 1 25.53 0.00 1.75 0.16 3.58 68.99 03:11:01 AM all 34.64 0.00 3.05 0.67 3.59 58.05 03:11:01 AM 0 43.16 0.00 3.69 0.79 3.08 49.27 03:11:01 AM 1 26.24 0.00 2.41 0.55 4.08 66.72 03:12:01 AM all 39.12 0.00 3.04 0.47 3.43 53.94 03:12:01 AM 0 31.61 0.00 2.95 0.51 2.97 61.96 03:12:01 AM 1 46.61 0.00 3.12 0.43 3.89 45.95 Average: all 36.52 0.00 3.21 1.09 3.66 55.51 Average: 0 43.35 0.00 3.50 1.23 3.52 48.40 Average: 1 29.74 0.00 2.93 0.96 3.79 62.58