---> uname -a: Linux prd-centos8-docker-4c-4g-18847.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: 2799.996 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 823 12034 19 2903 14600 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:5d:61:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.223/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe5d:61b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:25:ca:a4:8d 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) 06/22/2026 _x86_64_ (4 CPU) 01:25:49 LINUX RESTART (4 CPU) 01:26:01 AM tps rtps wtps bread/s bwrtn/s 01:27:01 AM 326.67 23.28 303.40 5601.60 36696.08 01:28:01 AM 266.51 18.58 247.93 4024.79 15492.59 01:29:01 AM 53.98 2.43 51.55 236.19 9052.37 01:30:01 AM 47.59 0.85 46.74 67.06 8826.61 Average: 173.70 11.28 162.41 2482.51 17517.27 01:26:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:27:01 AM 13304972 15070380 2834348 17.56 2688 1980780 1146752 6.67 137720 2342100 168216 01:28:01 AM 11810760 14175964 4328560 26.82 2688 2566224 2066120 12.02 217852 3688840 254556 01:29:01 AM 11418368 13794296 4720952 29.25 2688 2576584 2345936 13.65 250636 4042472 904 01:30:01 AM 12334768 14959468 3804552 23.57 2688 2822900 1178660 6.86 534288 2844576 24188 Average: 12217217 14500027 3922103 24.30 2688 2486622 1684367 9.80 285124 3229497 111966 01:26:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 AM eth0 385.95 213.28 1715.34 71.68 0.00 0.00 0.00 0.00 01:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 AM eth0 428.47 297.35 4999.38 56.34 0.00 0.00 0.00 0.00 01:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 AM lo 24.19 24.19 5.00 5.00 0.00 0.00 0.00 0.00 01:29:01 AM eth0 27.91 18.39 10.29 17.73 0.00 0.00 0.00 0.00 01:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 AM lo 4.28 4.28 1.04 1.04 0.00 0.00 0.00 0.00 01:30:01 AM eth0 67.22 61.44 283.44 21.94 0.00 0.00 0.00 0.00 01:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.12 7.12 1.51 1.51 0.00 0.00 0.00 0.00 Average: eth0 227.40 147.62 1752.17 41.92 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) 06/22/2026 _x86_64_ (4 CPU) 01:25:49 LINUX RESTART (4 CPU) 01:26:01 AM CPU %user %nice %system %iowait %steal %idle 01:27:01 AM all 23.37 0.00 2.94 1.45 0.08 72.16 01:27:01 AM 0 36.16 0.00 4.38 0.97 0.08 58.41 01:27:01 AM 1 17.88 0.00 1.67 0.43 0.07 79.94 01:27:01 AM 2 17.22 0.00 2.03 0.55 0.08 80.12 01:27:01 AM 3 22.23 0.00 3.67 3.84 0.08 70.18 01:28:01 AM all 38.55 0.00 2.77 1.36 0.10 57.21 01:28:01 AM 0 35.05 0.00 2.63 1.64 0.12 60.57 01:28:01 AM 1 37.36 0.00 2.24 0.70 0.10 59.60 01:28:01 AM 2 36.12 0.00 3.08 1.51 0.10 59.19 01:28:01 AM 3 45.68 0.00 3.13 1.61 0.10 49.49 01:29:01 AM all 32.99 0.00 0.82 0.23 0.08 65.88 01:29:01 AM 0 37.51 0.00 0.42 0.07 0.07 61.94 01:29:01 AM 1 24.85 0.00 1.12 0.18 0.10 73.74 01:29:01 AM 2 29.17 0.00 1.20 0.59 0.08 68.96 01:29:01 AM 3 40.42 0.00 0.53 0.08 0.07 58.90 01:30:01 AM all 18.89 0.00 1.75 0.40 0.07 78.88 01:30:01 AM 0 22.40 0.00 1.43 0.27 0.07 75.84 01:30:01 AM 1 24.03 0.00 1.79 0.33 0.07 73.78 01:30:01 AM 2 10.58 0.00 1.96 0.32 0.07 87.08 01:30:01 AM 3 18.53 0.00 1.84 0.70 0.07 78.87 Average: all 28.45 0.00 2.07 0.86 0.08 68.54 Average: 0 32.77 0.00 2.21 0.73 0.08 64.20 Average: 1 26.03 0.00 1.71 0.41 0.08 71.77 Average: 2 23.27 0.00 2.07 0.74 0.08 73.84 Average: 3 31.71 0.00 2.29 1.55 0.08 64.36