---> uname -a: Linux prd-centos8-docker-4c-4g-12678.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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 755 12483 19 2522 14672 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:37:58:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.115/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86240sec preferred_lft 86240sec inet6 fe80::f816:3eff:fe37:58cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:61:fd:d4:81 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) 07/14/2026 _x86_64_ (4 CPU) 08:53:44 LINUX RESTART (4 CPU) 08:54:01 AM tps rtps wtps bread/s bwrtn/s 08:55:01 AM 250.35 17.79 232.56 2941.95 8311.25 08:56:01 AM 214.23 19.53 194.70 3925.21 16249.09 Average: 232.29 18.66 213.63 3433.54 12279.84 08:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:55:01 AM 13258492 15058660 2880828 17.85 2688 2014544 1153424 6.71 146596 2376652 169416 08:56:01 AM 12826284 15064956 3313036 20.53 2688 2440700 1118472 6.51 386900 2516632 81368 Average: 13042388 15061808 3096932 19.19 2688 2227622 1135948 6.61 266748 2446642 125392 08:54:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:55:01 AM eth0 428.89 229.79 1936.18 72.97 0.00 0.00 0.00 0.00 08:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 AM eth0 217.43 175.75 2367.49 34.30 0.00 0.00 0.00 0.00 08:56:01 AM docker0 0.00 0.00 0.00 0.00 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 323.17 202.77 2151.81 53.64 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) 07/14/2026 _x86_64_ (4 CPU) 08:53:44 LINUX RESTART (4 CPU) 08:54:01 AM CPU %user %nice %system %iowait %steal %idle 08:55:01 AM all 22.86 0.00 2.54 1.17 0.08 73.35 08:55:01 AM 0 30.10 0.00 2.78 1.07 0.08 65.96 08:55:01 AM 1 18.17 0.00 2.78 2.19 0.07 76.80 08:55:01 AM 2 22.71 0.00 2.14 0.59 0.08 74.48 08:55:01 AM 3 20.47 0.00 2.45 0.84 0.08 76.16 08:56:01 AM all 28.15 0.00 3.27 1.09 0.10 67.39 08:56:01 AM 0 32.23 0.00 2.45 0.87 0.10 64.35 08:56:01 AM 1 28.78 0.00 4.33 1.51 0.10 65.28 08:56:01 AM 2 27.33 0.00 3.83 1.41 0.10 67.33 08:56:01 AM 3 24.25 0.00 2.48 0.57 0.08 72.62 Average: all 25.51 0.00 2.91 1.13 0.09 70.37 Average: 0 31.17 0.00 2.62 0.97 0.09 65.15 Average: 1 23.47 0.00 3.56 1.85 0.08 71.04 Average: 2 25.02 0.00 2.99 1.00 0.09 70.90 Average: 3 22.36 0.00 2.46 0.70 0.08 74.39