---> uname -a: Linux prd-centos8-docker-8c-8g-1011.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1067 27139 19 3683 30363 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:8a:30:be brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.216/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe8a:30be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e1:4e:2b:47 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:e1ff:fe4e:2b47/64 scope link 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) 05/18/2026 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 174.27 14.61 159.66 3148.01 10747.46 05:14:01 PM 404.10 5.55 398.55 1231.72 14468.56 05:15:01 PM 260.80 2.53 258.27 476.03 44512.61 05:16:01 PM 59.95 2.70 57.25 128.62 6623.76 Average: 224.78 6.35 218.44 1245.98 19089.50 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29025116 30945116 3630596 11.12 2688 2237876 1801428 5.34 160552 3010564 173680 05:14:01 PM 28000452 30371572 4655260 14.26 2688 2678980 1993732 5.92 272556 3881056 253276 05:15:01 PM 26252796 29475116 6402916 19.61 2688 3519472 2808460 8.33 640144 5213832 74952 05:16:01 PM 27792328 31093388 4863384 14.89 2688 3596800 1482060 4.40 855492 3463944 8480 Average: 27767673 30471298 4888039 14.97 2688 3008282 2021420 6.00 482186 3892349 127597 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 161.54 129.48 1912.63 39.07 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 508.95 420.24 6383.79 57.73 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 427.67 340.81 6271.71 196.82 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.26 11.86 0.49 256.73 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 200.50 219.46 58.86 2210.69 0.00 0.00 0.00 0.00 05:16:01 PM 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 324.68 277.51 3656.93 626.09 0.00 0.00 0.00 0.00 Average: docker0 1.57 2.97 0.12 64.19 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) 05/18/2026 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.73 0.00 1.08 0.50 0.05 87.64 05:13:01 PM 0 6.96 0.00 0.87 0.43 0.03 91.71 05:13:01 PM 1 29.01 0.00 2.54 0.60 0.07 67.79 05:13:01 PM 2 10.02 0.00 0.80 0.42 0.05 88.71 05:13:01 PM 3 12.09 0.00 1.29 0.77 0.05 85.81 05:13:01 PM 4 5.55 0.00 0.74 0.35 0.05 93.32 05:13:01 PM 5 5.09 0.00 0.62 0.82 0.03 93.44 05:13:01 PM 6 1.64 0.00 0.57 0.20 0.05 97.54 05:13:01 PM 7 15.45 0.00 1.23 0.43 0.05 82.83 05:14:01 PM all 25.09 0.00 1.57 0.97 0.09 72.27 05:14:01 PM 0 31.28 0.00 0.87 0.08 0.10 67.66 05:14:01 PM 1 27.85 0.00 2.16 2.56 0.08 67.35 05:14:01 PM 2 24.35 0.00 2.03 1.39 0.08 72.15 05:14:01 PM 3 23.90 0.00 2.60 2.25 0.12 71.14 05:14:01 PM 4 20.47 0.00 1.44 0.70 0.08 77.31 05:14:01 PM 5 15.88 0.00 0.94 0.20 0.08 82.90 05:14:01 PM 6 27.60 0.00 1.20 0.22 0.08 70.89 05:14:01 PM 7 29.40 0.00 1.37 0.35 0.08 68.80 05:15:01 PM all 20.15 0.00 2.83 1.49 0.08 75.45 05:15:01 PM 0 24.64 0.00 3.26 1.09 0.10 70.90 05:15:01 PM 1 25.36 0.00 3.71 2.05 0.10 68.78 05:15:01 PM 2 15.80 0.00 2.79 2.12 0.08 79.20 05:15:01 PM 3 16.70 0.00 2.95 2.60 0.07 77.68 05:15:01 PM 4 14.95 0.00 2.50 1.56 0.08 80.90 05:15:01 PM 5 20.19 0.00 2.54 0.42 0.07 76.78 05:15:01 PM 6 20.58 0.00 2.52 1.33 0.10 75.47 05:15:01 PM 7 22.96 0.00 2.37 0.77 0.07 73.84 05:16:01 PM all 11.55 0.00 1.12 0.23 0.06 87.03 05:16:01 PM 0 13.32 0.00 1.35 0.07 0.07 85.19 05:16:01 PM 1 12.85 0.00 1.09 0.58 0.08 85.40 05:16:01 PM 2 15.43 0.00 1.45 0.35 0.07 82.70 05:16:01 PM 3 11.82 0.00 1.03 0.03 0.05 87.06 05:16:01 PM 4 2.53 0.00 0.62 0.13 0.07 96.65 05:16:01 PM 5 26.05 0.00 1.85 0.52 0.07 71.52 05:16:01 PM 6 5.82 0.00 0.82 0.10 0.03 93.23 05:16:01 PM 7 4.55 0.00 0.77 0.08 0.05 94.55 Average: all 16.87 0.00 1.65 0.80 0.07 80.61 Average: 0 19.04 0.00 1.59 0.42 0.08 78.88 Average: 1 23.77 0.00 2.37 1.45 0.08 72.33 Average: 2 16.40 0.00 1.77 1.07 0.07 80.70 Average: 3 16.12 0.00 1.97 1.41 0.07 80.43 Average: 4 10.87 0.00 1.32 0.69 0.07 87.05 Average: 5 16.79 0.00 1.49 0.49 0.06 81.17 Average: 6 13.91 0.00 1.28 0.46 0.07 84.29 Average: 7 18.07 0.00 1.43 0.41 0.06 80.02