---> uname -a: Linux prd-centos8-builder-2c-4g-9920.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 506 1116 17 2042 2883 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:1f:de:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.33/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fe1f:de42/64 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) 03/28/2026 _x86_64_ (2 CPU) 06:03:49 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 246.01 172.50 73.51 15073.06 37970.60 06:06:01 AM 58.45 0.32 58.13 9.73 5784.74 06:07:01 AM 74.28 2.17 72.11 108.76 10020.28 06:08:01 AM 24.13 0.28 23.84 40.65 1497.60 06:09:01 AM 18.83 0.07 18.76 3.07 507.45 06:10:01 AM 14.88 0.00 14.88 0.00 556.75 06:11:01 AM 18.85 0.90 17.95 46.36 489.73 Average: 65.06 25.18 39.88 2183.30 8118.51 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1560540 3037596 2193136 58.43 2104 1656616 620564 12.92 137212 1809036 77956 06:06:01 AM 1316288 3009668 2437388 64.93 2104 1861064 616564 12.84 143844 2002564 165564 06:07:01 AM 1081152 2921252 2672524 71.20 2104 2001956 676652 14.09 150452 2205404 61872 06:08:01 AM 1166556 2971596 2587120 68.92 2104 1966024 623224 12.98 173128 2096072 9356 06:09:01 AM 1163228 2968276 2590448 69.01 2104 1966116 630068 13.12 210220 2061668 8448 06:10:01 AM 1152916 2957864 2600760 69.29 2104 1966124 646272 13.46 210700 2072588 8452 06:11:01 AM 1128348 2933880 2625328 69.94 2104 1966568 658688 13.72 394904 1912540 7380 Average: 1224147 2971447 2529529 67.39 2104 1912067 638862 13.30 202923 2022839 48433 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 220.92 116.76 983.29 56.23 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 70.01 55.96 874.75 6.35 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 51.85 42.40 674.49 7.78 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 11.81 13.86 12.53 4.75 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 10.63 13.10 8.43 6.03 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 12.48 13.20 10.53 4.19 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 16.27 15.49 15.93 7.72 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 56.28 38.68 368.56 13.29 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) 03/28/2026 _x86_64_ (2 CPU) 06:03:49 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 44.91 0.07 14.90 11.11 2.33 26.67 06:05:01 AM 0 52.27 0.07 12.79 8.73 2.29 23.85 06:05:01 AM 1 37.56 0.07 17.02 13.49 2.38 29.50 06:06:01 AM all 36.76 0.00 4.29 1.86 3.10 54.00 06:06:01 AM 0 19.19 0.00 3.43 1.44 3.14 72.80 06:06:01 AM 1 54.51 0.00 5.17 2.28 3.05 35.00 06:07:01 AM all 35.24 0.00 3.92 3.84 3.49 53.51 06:07:01 AM 0 26.74 0.00 3.59 3.01 3.67 62.99 06:07:01 AM 1 43.79 0.00 4.26 4.67 3.31 43.97 06:08:01 AM all 35.06 0.00 2.87 0.87 3.78 57.42 06:08:01 AM 0 17.66 0.00 1.79 0.87 4.07 75.61 06:08:01 AM 1 52.74 0.00 3.97 0.87 3.48 38.93 06:09:01 AM all 37.69 0.00 2.52 0.41 3.24 56.14 06:09:01 AM 0 45.44 0.00 3.38 0.45 2.76 47.97 06:09:01 AM 1 30.05 0.00 1.67 0.37 3.72 64.18 06:10:01 AM all 30.90 0.00 2.47 0.45 3.73 62.45 06:10:01 AM 0 35.62 0.00 2.66 0.23 3.64 57.85 06:10:01 AM 1 26.20 0.00 2.29 0.67 3.81 67.03 06:11:01 AM all 37.87 0.00 2.64 0.64 4.16 54.70 06:11:01 AM 0 23.71 0.00 2.30 0.53 4.49 68.96 06:11:01 AM 1 52.24 0.00 2.98 0.75 3.81 40.22 Average: all 36.89 0.01 4.77 2.71 3.41 52.22 Average: 0 31.39 0.01 4.24 2.16 3.44 58.76 Average: 1 42.41 0.01 5.29 3.26 3.37 45.66