---> uname -a: Linux prd-centos8-docker-4c-4g-17507.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 813 11786 19 3161 14598 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:12:79:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.141/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe12:7956/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:e9:4b:68 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::42:18ff:fee9:4b68/64 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) 06/18/2026 _x86_64_ (4 CPU) 13:02:36 LINUX RESTART (4 CPU) 01:03:01 PM tps rtps wtps bread/s bwrtn/s 01:04:01 PM 218.81 11.80 207.02 1956.21 7265.27 01:05:01 PM 212.60 6.48 206.11 781.74 15519.08 01:06:01 PM 149.77 0.77 149.00 883.44 11742.14 01:07:01 PM 128.41 4.35 124.06 2397.73 19729.38 Average: 177.40 5.85 171.55 1504.72 13563.97 01:03:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:04:01 PM 13294772 15077436 2844548 17.62 2688 1997996 1165328 6.78 138612 2351984 168520 01:05:01 PM 12329532 14446596 3809788 23.61 2688 2319836 1754276 10.21 182276 3212420 76268 01:06:01 PM 12614568 15077380 3524752 21.84 2688 2659200 1178420 6.86 296748 2795972 92344 01:07:01 PM 12139968 15019388 3999352 24.78 2688 3061900 1163552 6.77 641908 2872588 7636 Average: 12594710 14905200 3544610 21.96 2688 2509733 1315394 7.65 314886 2808241 86192 01:03:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:04:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:04:01 PM eth0 344.66 198.02 1766.17 68.77 0.00 0.00 0.00 0.00 01:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 PM eth0 272.18 222.36 2300.12 53.33 0.00 0.00 0.00 0.00 01:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM eth0 148.47 134.96 1859.32 29.16 0.00 0.00 0.00 0.00 01:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM eth0 186.77 127.45 1833.62 1061.59 0.00 0.00 0.00 0.00 01:07:01 PM docker0 32.64 32.74 518.36 4.27 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 238.02 170.69 1939.82 303.19 0.00 0.00 0.00 0.00 Average: docker0 8.16 8.19 129.58 1.07 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) 06/18/2026 _x86_64_ (4 CPU) 13:02:36 LINUX RESTART (4 CPU) 01:03:01 PM CPU %user %nice %system %iowait %steal %idle 01:04:01 PM all 20.85 0.00 2.32 1.37 0.10 75.35 01:04:01 PM 0 26.87 0.00 2.12 0.74 0.10 70.17 01:04:01 PM 1 28.42 0.00 2.55 1.02 0.10 67.91 01:04:01 PM 2 10.37 0.00 2.67 2.85 0.10 84.02 01:04:01 PM 3 17.74 0.00 1.94 0.89 0.12 79.31 01:05:01 PM all 41.56 0.00 2.87 2.07 0.14 53.37 01:05:01 PM 0 37.40 0.00 2.60 1.85 0.13 58.02 01:05:01 PM 1 45.44 0.00 4.20 3.06 0.15 47.15 01:05:01 PM 2 40.04 0.00 2.24 0.92 0.13 56.66 01:05:01 PM 3 43.35 0.00 2.45 2.46 0.13 51.61 01:06:01 PM all 42.59 0.00 3.32 1.80 0.16 52.13 01:06:01 PM 0 41.81 0.00 3.01 1.24 0.15 53.79 01:06:01 PM 1 45.45 0.00 2.90 0.55 0.15 50.95 01:06:01 PM 2 36.33 0.00 4.24 4.22 0.22 55.00 01:06:01 PM 3 46.75 0.00 3.15 1.19 0.12 48.78 01:07:01 PM all 17.32 0.00 3.25 2.93 0.10 76.40 01:07:01 PM 0 8.83 0.00 2.69 2.92 0.10 85.47 01:07:01 PM 1 28.82 0.00 4.06 3.17 0.10 63.84 01:07:01 PM 2 18.03 0.00 3.38 2.88 0.10 75.61 01:07:01 PM 3 13.60 0.00 2.89 2.74 0.10 80.67 Average: all 30.57 0.00 2.94 2.04 0.13 64.32 Average: 0 28.72 0.00 2.60 1.69 0.12 66.87 Average: 1 37.02 0.00 3.43 1.95 0.13 57.48 Average: 2 26.18 0.00 3.13 2.72 0.14 67.83 Average: 3 30.37 0.00 2.61 1.82 0.12 65.08