---> uname -a: Linux prd-centos8-docker-8c-8g-761.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 1063 27077 19 3749 30364 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:ec:b4:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.69/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:feec:b4b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:41:a1:d7:79 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::42:41ff:fea1:d779/64 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) 03/31/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 101.73 2.85 98.88 1624.79 6136.29 03:40:01 AM 386.99 16.96 370.03 2695.10 15713.73 03:41:01 AM 217.44 2.37 215.08 107.70 13649.60 03:42:01 AM 168.61 3.72 164.90 475.17 38240.34 Average: 218.69 6.47 212.22 1225.69 18434.99 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29431436 31267072 3224276 9.87 2688 2155588 1361800 4.04 149204 2635860 275856 03:40:01 AM 28334156 30510136 4321556 13.23 2688 2486264 2065660 6.13 223520 3606716 167108 03:41:01 AM 27155308 29797600 5500404 16.84 2688 2945908 2992300 8.88 483196 4496416 270008 03:42:01 AM 27710968 31075088 4944744 15.14 2688 3656988 1520228 4.51 829772 3562320 148804 Average: 28157967 30662474 4497745 13.77 2688 2811187 1984997 5.89 421423 3575328 215444 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 132.31 89.74 1697.14 30.43 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 391.40 350.15 3870.37 53.99 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 490.92 397.28 6350.56 48.74 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 341.77 314.51 3709.72 2336.40 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.91 13.58 0.58 307.98 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 339.10 287.92 3906.95 617.39 0.00 0.00 0.00 0.00 Average: docker0 2.48 3.39 0.15 76.99 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) 03/31/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 8.25 0.00 0.89 0.73 0.05 90.08 03:39:01 AM 0 20.51 0.00 2.17 0.90 0.08 76.34 03:39:01 AM 1 5.88 0.00 0.52 0.63 0.05 92.92 03:39:01 AM 2 3.28 0.00 0.58 0.28 0.05 95.81 03:39:01 AM 3 12.21 0.00 1.15 1.12 0.05 85.47 03:39:01 AM 4 5.34 0.00 0.42 0.30 0.03 93.91 03:39:01 AM 5 2.22 0.00 0.48 1.72 0.03 95.54 03:39:01 AM 6 7.39 0.00 0.82 0.32 0.02 91.46 03:39:01 AM 7 9.13 0.00 0.99 0.60 0.05 89.23 03:40:01 AM all 18.26 0.00 1.41 3.10 0.09 77.14 03:40:01 AM 0 17.69 0.00 1.42 5.04 0.07 75.79 03:40:01 AM 1 20.55 0.00 1.34 1.17 0.10 76.84 03:40:01 AM 2 8.50 0.00 2.05 4.91 0.08 84.46 03:40:01 AM 3 16.89 0.00 1.17 1.84 0.08 80.01 03:40:01 AM 4 21.36 0.00 1.34 4.20 0.12 72.98 03:40:01 AM 5 23.05 0.00 1.34 2.76 0.08 72.77 03:40:01 AM 6 21.60 0.00 1.63 3.30 0.10 73.37 03:40:01 AM 7 16.44 0.00 0.97 1.62 0.08 80.89 03:41:01 AM all 26.17 0.00 1.54 1.51 0.08 70.70 03:41:01 AM 0 15.77 0.00 1.11 0.05 0.08 82.98 03:41:01 AM 1 14.30 0.00 1.66 1.96 0.08 81.99 03:41:01 AM 2 33.00 0.00 1.19 0.82 0.08 64.91 03:41:01 AM 3 22.63 0.00 2.17 4.43 0.08 70.69 03:41:01 AM 4 27.86 0.00 1.09 0.99 0.08 69.98 03:41:01 AM 5 25.28 0.00 1.34 1.31 0.10 71.97 03:41:01 AM 6 30.96 0.00 1.44 0.90 0.08 66.61 03:41:01 AM 7 39.51 0.00 2.34 1.59 0.07 56.49 03:42:01 AM all 11.30 0.00 3.05 1.69 0.08 83.89 03:42:01 AM 0 11.23 0.00 2.58 1.22 0.08 84.88 03:42:01 AM 1 14.62 0.00 2.98 5.05 0.08 77.28 03:42:01 AM 2 11.82 0.00 3.30 1.92 0.08 82.89 03:42:01 AM 3 8.53 0.00 2.91 0.13 0.08 88.35 03:42:01 AM 4 7.30 0.00 2.65 1.85 0.05 88.14 03:42:01 AM 5 16.82 0.00 3.88 1.02 0.08 78.19 03:42:01 AM 6 12.60 0.00 3.15 0.27 0.07 83.91 03:42:01 AM 7 7.45 0.00 2.96 2.05 0.07 87.48 Average: all 15.99 0.00 1.72 1.76 0.07 80.46 Average: 0 16.31 0.00 1.82 1.80 0.08 79.99 Average: 1 13.84 0.00 1.62 2.20 0.08 82.27 Average: 2 14.15 0.00 1.78 1.98 0.08 82.02 Average: 3 15.06 0.00 1.85 1.88 0.08 81.13 Average: 4 15.46 0.00 1.37 1.83 0.07 81.26 Average: 5 16.83 0.00 1.76 1.70 0.08 79.63 Average: 6 18.13 0.00 1.76 1.20 0.07 78.85 Average: 7 18.14 0.00 1.81 1.46 0.07 78.52