---> uname -a: Linux prd-centos8-docker-4c-4g-10903.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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1038 10794 19 3928 14373 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:22:c2:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.136/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe22:c246/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0c:26:33:8c 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 inet6 fe80::42:cff:fe26:338c/64 scope link 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) 08:53:57 LINUX RESTART (4 CPU) 08:55:01 AM tps rtps wtps bread/s bwrtn/s 08:56:01 AM 193.60 4.83 188.77 444.86 15973.47 08:57:01 AM 199.82 3.20 196.62 815.60 28797.02 08:58:01 AM 1178.89 95.07 1083.82 1697.43 29560.33 08:59:01 AM 75.77 23.81 51.96 475.79 2295.85 Average: 412.05 31.73 380.32 858.45 19157.10 08:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:56:01 AM 12654544 14708916 3484776 21.59 2688 2258568 1541168 8.97 160652 2914216 35748 08:57:01 AM 11376856 14252692 4762464 29.51 2688 3059660 1792992 10.43 422352 3852592 14800 08:58:01 AM 9888588 13489028 6250732 38.73 2688 3589920 1864120 10.85 471724 4862364 6768 08:59:01 AM 11124236 14785416 5015084 31.07 2688 3645316 1158852 6.74 693100 3412308 38188 Average: 11261056 14309013 4878264 30.23 2688 3138366 1589283 9.25 436957 3760370 23876 08:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 146.79 119.16 1536.66 29.10 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 08:57:01 AM lo 6.25 6.25 4.50 4.50 0.00 0.00 0.00 0.00 08:57:01 AM eth0 368.67 294.93 5451.93 1214.86 0.00 0.00 0.00 0.00 08:57:01 AM docker0 3.27 3.08 4.11 0.45 0.00 0.00 0.00 0.00 08:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 AM eth0 129.24 79.86 1055.92 16.58 0.00 0.00 0.00 0.00 08:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 AM eth0 32.61 26.75 58.69 44.47 0.00 0.00 0.00 0.00 08:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.56 1.56 1.12 1.12 0.00 0.00 0.00 0.00 Average: eth0 169.33 130.17 2025.76 326.24 0.00 0.00 0.00 0.00 Average: docker0 0.82 0.77 1.03 0.11 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) 08:53:57 LINUX RESTART (4 CPU) 08:55:01 AM CPU %user %nice %system %iowait %steal %idle 08:56:01 AM all 18.66 0.00 1.71 1.35 0.08 78.19 08:56:01 AM 0 15.27 0.00 1.74 1.47 0.08 81.44 08:56:01 AM 1 16.76 0.00 1.05 1.12 0.07 81.00 08:56:01 AM 2 24.78 0.00 2.74 1.84 0.10 70.54 08:56:01 AM 3 17.85 0.00 1.30 0.99 0.08 79.78 08:57:01 AM all 47.98 0.10 4.06 1.41 0.13 46.33 08:57:01 AM 0 53.78 0.13 4.96 0.81 0.13 40.18 08:57:01 AM 1 44.08 0.20 4.39 2.42 0.13 48.77 08:57:01 AM 2 49.68 0.00 3.76 1.43 0.13 44.99 08:57:01 AM 3 44.38 0.05 3.13 0.97 0.12 51.35 08:58:01 AM all 29.48 0.00 9.67 9.01 0.16 51.68 08:58:01 AM 0 31.40 0.00 9.84 8.19 0.15 50.41 08:58:01 AM 1 33.90 0.00 10.02 8.32 0.17 47.59 08:58:01 AM 2 16.08 0.00 9.13 9.76 0.15 64.88 08:58:01 AM 3 36.54 0.00 9.69 9.78 0.17 43.82 08:59:01 AM all 36.40 0.00 2.17 0.40 0.11 60.92 08:59:01 AM 0 22.62 0.00 2.19 0.43 0.08 74.67 08:59:01 AM 1 40.68 0.00 1.90 0.45 0.10 56.86 08:59:01 AM 2 25.90 0.00 1.69 0.44 0.12 71.85 08:59:01 AM 3 56.39 0.00 2.89 0.27 0.15 40.31 Average: all 33.13 0.02 4.38 3.02 0.12 59.33 Average: 0 30.73 0.03 4.66 2.71 0.11 61.75 Average: 1 33.84 0.05 4.31 3.05 0.12 58.62 Average: 2 29.14 0.00 4.31 3.34 0.13 63.08 Average: 3 38.80 0.01 4.23 2.97 0.13 53.85