---> uname -a: Linux prd-centos8-docker-4c-4g-10712.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 818 12035 19 2907 14605 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:b3:24:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:feb3:2412/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ce:94:f3:f0 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) 06/11/2026 _x86_64_ (4 CPU) 01:03:19 LINUX RESTART (4 CPU) 01:04:01 AM tps rtps wtps bread/s bwrtn/s 01:05:01 AM 99.63 0.20 99.43 29.99 8689.62 01:06:01 AM 236.34 16.52 219.82 3914.06 12250.65 01:07:01 AM 52.96 4.50 48.46 345.68 8282.29 01:08:01 AM 49.31 0.85 48.46 67.06 8856.62 Average: 109.58 5.52 104.06 1089.50 9520.10 01:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 AM 13287848 15061612 2851472 17.67 2688 1989924 1151076 6.70 138300 2354944 44212 01:06:01 AM 12144184 14504736 3995136 24.75 2688 2562028 1655724 9.63 211636 3368124 226096 01:07:01 AM 11242452 13623924 4896868 30.34 2688 2582084 2459096 14.31 250392 4220424 880 01:08:01 AM 12318404 14948172 3820916 23.67 2688 2828420 1203036 7.00 533664 2864932 24172 Average: 12248222 14534611 3891098 24.11 2688 2490614 1617233 9.41 283498 3202106 73840 01:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 AM eth0 59.33 39.84 877.35 8.50 0.00 0.00 0.00 0.00 01:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 630.36 436.29 4893.12 86.53 0.00 0.00 0.00 0.00 01:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM lo 24.23 24.23 4.99 4.99 0.00 0.00 0.00 0.00 01:07:01 AM eth0 39.39 27.98 105.40 21.62 0.00 0.00 0.00 0.00 01:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM lo 5.00 5.00 1.12 1.12 0.00 0.00 0.00 0.00 01:08:01 AM eth0 67.42 56.02 285.38 20.40 0.00 0.00 0.00 0.00 01:08:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.31 7.31 1.53 1.53 0.00 0.00 0.00 0.00 Average: eth0 199.18 140.07 1540.70 34.27 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) 06/11/2026 _x86_64_ (4 CPU) 01:03:19 LINUX RESTART (4 CPU) 01:04:01 AM CPU %user %nice %system %iowait %steal %idle 01:05:01 AM all 10.14 0.00 1.11 2.34 0.05 86.36 01:05:01 AM 0 5.16 0.00 0.82 1.13 0.05 92.84 01:05:01 AM 1 15.31 0.00 1.72 2.25 0.07 80.65 01:05:01 AM 2 10.11 0.00 0.89 0.53 0.05 88.42 01:05:01 AM 3 10.01 0.00 1.04 5.43 0.03 83.49 01:06:01 AM all 32.61 0.00 2.96 2.74 0.10 61.59 01:06:01 AM 0 28.03 0.00 3.13 3.90 0.08 64.85 01:06:01 AM 1 42.15 0.00 3.46 2.94 0.10 51.34 01:06:01 AM 2 29.36 0.00 2.34 1.72 0.10 66.47 01:06:01 AM 3 30.90 0.00 2.90 2.40 0.10 63.70 01:07:01 AM all 38.64 0.00 0.97 0.28 0.08 60.03 01:07:01 AM 0 24.72 0.00 1.49 0.59 0.08 73.12 01:07:01 AM 1 46.47 0.00 0.25 0.05 0.07 53.16 01:07:01 AM 2 47.75 0.00 0.48 0.05 0.08 51.64 01:07:01 AM 3 35.58 0.00 1.66 0.43 0.08 62.24 01:08:01 AM all 20.06 0.00 1.79 0.30 0.07 77.78 01:08:01 AM 0 14.12 0.00 2.07 0.70 0.07 83.05 01:08:01 AM 1 28.62 0.00 1.99 0.10 0.08 69.21 01:08:01 AM 2 15.80 0.00 1.24 0.10 0.07 82.79 01:08:01 AM 3 21.69 0.00 1.85 0.32 0.07 76.07 Average: all 25.35 0.00 1.71 1.42 0.07 71.45 Average: 0 17.99 0.00 1.87 1.58 0.07 78.49 Average: 1 33.13 0.00 1.85 1.34 0.08 63.60 Average: 2 25.76 0.00 1.24 0.60 0.08 72.33 Average: 3 24.54 0.00 1.86 2.14 0.07 71.39