---> uname -a: Linux prd-centos8-docker-4c-4g-403.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): 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: 15763 812 11568 19 3382 14601 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:2b:7c:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.210/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85905sec preferred_lft 85905sec inet6 fe80::f816:3eff:fe2b:7cea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3e:ed:87:6b 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::42:3eff:feed:876b/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) 04/11/2026 _x86_64_ (4 CPU) 08:02:43 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 323.47 21.60 301.87 5522.07 10455.23 08:05:01 AM 253.27 21.98 231.29 4232.06 15367.28 08:06:01 AM 34.23 0.05 34.18 1.07 7884.94 08:07:01 AM 4.10 1.03 3.06 85.23 188.58 08:08:01 AM 68.42 2.20 66.22 474.56 15318.32 08:09:01 AM 36.73 0.10 36.63 1.33 1778.47 08:10:00 AM 18.03 1.25 16.79 1632.00 7821.78 08:10:01 AM 0.00 0.00 0.00 0.00 0.00 Average: 105.38 6.88 98.50 1700.72 8371.86 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 13286640 15131720 2854892 17.69 2688 2055388 1065288 6.20 144416 2339580 217936 08:05:01 AM 11927440 14296168 4214092 26.11 2688 2571140 1707164 9.93 242184 3555112 213632 08:06:01 AM 10822440 13203020 5319092 32.95 2688 2582016 2621172 15.25 263108 4633648 996 08:07:01 AM 9818112 12209016 6323420 39.17 2688 2592024 3625460 21.09 270496 5626536 4256 08:08:01 AM 7153232 10013780 8988300 55.68 2688 3050860 12622608 73.43 381420 8101440 64 08:09:01 AM 12037820 14868744 4103712 25.42 2688 3021400 1476136 8.59 417076 3229160 144 08:10:00 AM 10427640 13560544 5713892 35.40 2688 3318844 2406520 14.00 465872 4774952 34236 08:10:01 AM 10417568 13550508 5723964 35.46 2688 3318844 2422288 14.09 470616 4779952 34388 Average: 10736362 13354188 5405170 33.49 2688 2813814 3493330 20.32 331898 4630048 63206 08:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 396.57 227.13 1999.73 69.74 0.00 0.00 0.00 0.00 08:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 434.84 332.72 5528.30 52.69 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 93.10 57.84 32.15 44.57 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 146.88 104.89 44.46 53.32 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 6.15 6.15 0.70 0.70 0.00 0.00 0.00 0.00 08:08:01 AM eth0 215.03 122.57 2832.75 21.83 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.10 0.20 0.00 0.02 0.00 0.00 0.00 0.00 08:08:01 AM vethe518331 0.10 0.35 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-08a606535d45 0.12 0.23 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM veth5d87fec 0.00 0.22 0.00 0.02 0.00 0.00 0.00 0.00 08:08:01 AM vethfa689c1 0.12 0.23 0.01 0.02 0.00 0.00 0.00 0.00 08:09:01 AM lo 12.32 12.32 26.71 26.71 0.00 0.00 0.00 0.00 08:09:01 AM eth0 9.42 8.37 5.50 3.98 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.13 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 AM eth0 251.09 158.31 3134.33 12.70 0.00 0.00 0.00 0.00 08:10:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 12.26 12.90 2.68 3.11 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.64 2.64 3.92 3.92 0.00 0.00 0.00 0.00 Average: eth0 220.09 144.00 1927.80 36.94 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 0.00 0.00 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) 04/11/2026 _x86_64_ (4 CPU) 08:02:43 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 27.49 0.00 3.17 1.55 0.09 67.70 08:04:01 AM 0 26.69 0.00 2.77 1.02 0.10 69.43 08:04:01 AM 1 38.54 0.00 4.09 0.85 0.10 56.41 08:04:01 AM 2 28.91 0.00 3.51 4.06 0.07 63.45 08:04:01 AM 3 15.82 0.00 2.30 0.27 0.08 81.53 08:05:01 AM all 50.13 0.00 2.48 1.19 0.10 46.10 08:05:01 AM 0 45.18 0.00 2.19 0.30 0.10 52.24 08:05:01 AM 1 53.66 0.00 2.73 1.24 0.10 42.27 08:05:01 AM 2 50.31 0.00 2.69 1.71 0.10 45.19 08:05:01 AM 3 51.37 0.00 2.33 1.52 0.10 44.68 08:06:01 AM all 40.46 0.00 1.28 0.25 0.08 57.93 08:06:01 AM 0 40.55 0.00 1.30 0.18 0.08 57.88 08:06:01 AM 1 47.48 0.00 0.97 0.00 0.08 51.47 08:06:01 AM 2 36.54 0.00 1.39 0.30 0.07 61.71 08:06:01 AM 3 37.26 0.00 1.47 0.52 0.08 60.67 08:07:01 AM all 28.71 0.00 1.38 0.02 0.08 69.81 08:07:01 AM 0 42.64 0.00 1.98 0.03 0.10 55.24 08:07:01 AM 1 25.01 0.00 1.52 0.00 0.07 73.41 08:07:01 AM 2 24.21 0.00 1.03 0.00 0.07 74.69 08:07:01 AM 3 22.97 0.00 0.98 0.05 0.07 75.93 08:08:01 AM all 36.59 0.00 3.30 6.97 0.09 53.06 08:08:01 AM 0 28.38 0.00 2.85 6.96 0.08 61.73 08:08:01 AM 1 54.76 0.00 3.80 2.37 0.08 38.99 08:08:01 AM 2 33.50 0.00 3.04 8.42 0.10 54.95 08:08:01 AM 3 29.72 0.00 3.51 10.14 0.08 56.55 08:09:01 AM all 22.31 0.00 1.25 0.22 0.08 76.15 08:09:01 AM 0 23.73 0.00 0.72 0.17 0.08 75.31 08:09:01 AM 1 23.77 0.00 1.22 0.05 0.08 74.87 08:09:01 AM 2 20.77 0.00 1.31 0.40 0.08 77.44 08:09:01 AM 3 20.96 0.00 1.74 0.25 0.07 76.98 08:10:00 AM all 68.23 0.00 1.25 0.25 0.11 30.17 08:10:00 AM 0 80.43 0.00 0.39 0.00 0.10 19.07 08:10:00 AM 1 32.82 0.00 1.71 0.87 0.10 64.49 08:10:00 AM 2 80.71 0.00 2.50 0.14 0.12 16.53 08:10:00 AM 3 78.90 0.00 0.38 0.00 0.10 20.62 08:10:01 AM all 79.54 0.00 1.15 0.00 0.00 19.31 08:10:01 AM 0 91.50 0.00 0.00 0.00 0.00 8.50 08:10:01 AM 1 49.67 0.00 2.61 0.00 0.00 47.71 08:10:01 AM 2 84.21 0.00 1.97 0.00 0.00 13.82 08:10:01 AM 3 92.81 0.00 0.00 0.00 0.00 7.19 Average: all 39.18 0.00 2.01 1.49 0.09 57.24 Average: 0 41.14 0.00 1.74 1.23 0.09 55.80 Average: 1 39.48 0.00 2.29 0.76 0.09 57.38 Average: 2 39.29 0.00 2.21 2.14 0.09 56.27 Average: 3 36.79 0.00 1.81 1.81 0.08 59.50