---> uname -a: Linux prd-centos8-docker-4c-4g-7237.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 814 12184 19 2763 14613 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:db:81:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.125/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fedb:8132/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b9:e4:a6:cf 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/12/2026 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 152.65 15.16 137.49 3205.20 10235.94 01:25:01 PM 217.17 6.16 211.01 1054.50 14636.99 01:26:01 PM 26.57 0.50 26.07 17.06 765.58 01:27:01 PM 46.05 0.98 45.07 75.17 9482.52 Average: 110.62 5.70 104.92 1087.98 8780.75 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12865548 14810268 3275984 20.30 2688 2154120 1389392 8.08 153756 2732844 134136 01:25:01 PM 11489704 13726876 4651828 28.82 2688 2440076 2403520 13.98 249272 3984124 12076 01:26:01 PM 12503048 14987040 3638484 22.54 2688 2685580 1190512 6.93 345036 2877364 245496 01:27:01 PM 12514292 15001216 3627240 22.47 2688 2687188 1159504 6.75 526428 2683928 8456 Average: 12343148 14631350 3798384 23.53 2688 2491741 1535732 8.93 318623 3069565 100041 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 127.59 97.75 1449.72 22.98 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 8.08 8.08 0.86 0.86 0.00 0.00 0.00 0.00 01:25:01 PM eth0 326.13 235.89 4005.97 49.23 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 20.53 20.53 5.20 5.20 0.00 0.00 0.00 0.00 01:26:01 PM eth0 57.71 50.97 268.54 24.38 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 01:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM eth0 39.49 44.49 19.85 927.47 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.15 7.15 1.51 1.51 0.00 0.00 0.00 0.00 Average: eth0 137.75 107.28 1436.24 256.00 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/12/2026 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 21.72 0.00 2.12 1.44 0.09 74.63 01:24:01 PM 0 26.09 0.00 2.14 1.37 0.10 70.30 01:24:01 PM 1 18.18 0.00 2.16 1.94 0.08 77.63 01:24:01 PM 2 22.70 0.00 2.55 0.82 0.08 73.85 01:24:01 PM 3 19.89 0.00 1.64 1.64 0.08 76.74 01:25:01 PM all 52.90 0.00 2.32 1.82 0.13 42.84 01:25:01 PM 0 65.38 0.00 1.34 1.35 0.12 31.81 01:25:01 PM 1 41.56 0.00 2.26 1.98 0.12 54.08 01:25:01 PM 2 48.88 0.00 3.24 2.19 0.13 45.55 01:25:01 PM 3 55.76 0.00 2.43 1.77 0.13 39.91 01:26:01 PM all 13.53 0.00 1.09 0.28 0.08 85.01 01:26:01 PM 0 15.92 0.00 1.20 0.05 0.08 82.75 01:26:01 PM 1 10.48 0.00 1.24 0.30 0.10 87.88 01:26:01 PM 2 12.65 0.00 1.20 0.17 0.08 85.90 01:26:01 PM 3 15.08 0.00 0.73 0.58 0.07 83.53 01:27:01 PM all 17.11 0.00 1.44 0.66 0.07 80.72 01:27:01 PM 0 6.47 0.00 1.20 0.03 0.08 92.22 01:27:01 PM 1 24.32 0.00 1.95 0.84 0.07 72.82 01:27:01 PM 2 27.02 0.00 1.76 1.64 0.07 69.51 01:27:01 PM 3 10.70 0.00 0.84 0.13 0.07 88.27 Average: all 26.31 0.00 1.74 1.05 0.09 70.81 Average: 0 28.44 0.00 1.47 0.70 0.10 69.29 Average: 1 23.63 0.00 1.90 1.26 0.09 73.11 Average: 2 27.81 0.00 2.19 1.20 0.09 68.71 Average: 3 25.35 0.00 1.41 1.03 0.09 72.12