---> uname -a: Linux prd-centos8-docker-4c-4g-3645.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 808 12043 19 2909 14615 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:28:f8:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.143/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe28:f893/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:32:20:b4:88 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/29/2026 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 171.63 15.18 156.45 3250.25 10704.13 01:25:01 PM 198.98 6.17 192.82 1055.02 17272.67 01:26:01 PM 25.00 0.50 24.50 17.06 716.63 Average: 131.87 7.28 124.59 1440.88 9564.54 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12822568 14927204 3316752 20.55 2688 2311116 1490972 8.67 187228 2734840 233788 01:25:01 PM 11447704 13829696 4691616 29.07 2688 2582476 2398116 13.95 255820 4009012 12276 01:26:01 PM 12371848 14993756 3767472 23.34 2688 2821124 1188148 6.91 349936 2994556 246356 Average: 12214040 14583552 3925280 24.32 2688 2571572 1692412 9.85 264328 3246136 164140 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 167.09 116.33 2070.79 28.14 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 11.30 11.30 3.38 3.38 0.00 0.00 0.00 0.00 01:25:01 PM eth0 324.51 228.45 3783.96 46.10 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 17.41 17.41 2.68 2.68 0.00 0.00 0.00 0.00 01:26:01 PM eth0 51.51 43.16 269.42 20.28 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.57 9.57 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 181.04 129.31 2041.39 31.50 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/29/2026 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.24 0.00 2.58 0.85 0.08 71.25 01:24:01 PM 0 24.51 0.00 2.32 0.48 0.07 72.62 01:24:01 PM 1 19.22 0.00 2.40 1.32 0.08 76.98 01:24:01 PM 2 20.85 0.00 2.06 0.69 0.07 76.33 01:24:01 PM 3 36.37 0.00 3.54 0.92 0.08 59.09 01:25:01 PM all 54.62 0.00 2.32 1.10 0.11 41.86 01:25:01 PM 0 58.62 0.00 2.42 1.00 0.12 37.84 01:25:01 PM 1 46.60 0.00 2.61 1.76 0.10 48.93 01:25:01 PM 2 48.98 0.00 3.17 0.92 0.12 46.82 01:25:01 PM 3 64.26 0.00 1.07 0.70 0.10 33.87 01:26:01 PM all 13.27 0.00 1.06 0.12 0.07 85.48 01:26:01 PM 0 13.13 0.00 0.72 0.03 0.07 86.05 01:26:01 PM 1 10.39 0.00 1.09 0.17 0.07 88.29 01:26:01 PM 2 12.06 0.00 1.30 0.27 0.07 86.30 01:26:01 PM 3 17.49 0.00 1.12 0.02 0.07 81.31 Average: all 31.04 0.00 1.98 0.69 0.08 66.21 Average: 0 32.08 0.00 1.82 0.51 0.08 65.51 Average: 1 25.40 0.00 2.03 1.08 0.08 71.41 Average: 2 27.28 0.00 2.18 0.62 0.08 69.83 Average: 3 39.37 0.00 1.91 0.55 0.08 58.09