---> uname -a: Linux prd-centos8-docker-8c-8g-6243.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): 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: 2800.000 BogoMIPS: 5600.00 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: 31888 1087 26961 19 3838 30335 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:c0:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.94/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe22:c002/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a2:8e:3d:42 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:a2ff:fe8e:3d42/64 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) 06/03/2026 _x86_64_ (8 CPU) 03:37:32 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 216.88 10.85 206.03 1419.41 7540.40 03:40:01 AM 155.89 14.56 141.33 3222.53 14144.83 03:41:01 AM 303.67 4.65 299.02 1160.28 7294.02 03:42:01 AM 238.84 2.25 236.59 396.53 37882.01 03:43:01 AM 117.71 3.72 114.00 309.68 15998.82 Average: 206.60 7.20 199.40 1301.66 16572.11 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29551764 31217244 3101608 9.50 2688 1990880 1410452 4.19 139460 2539916 161940 03:40:01 AM 28778312 30814764 3875060 11.87 2688 2351076 1850384 5.49 166108 3233492 64728 03:41:01 AM 28168604 30477200 4484768 13.73 2688 2615144 1943992 5.77 252768 3725756 151672 03:42:01 AM 26130012 29379400 6523360 19.98 2688 3544584 3069140 9.11 497028 5468544 268 03:43:01 AM 27678080 31132568 4975292 15.24 2688 3744640 1487584 4.41 842012 3569656 24384 Average: 28061354 30604235 4592018 14.06 2688 2849265 1952310 5.79 379475 3707473 80598 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 202.32 148.80 1413.47 42.42 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 166.96 133.61 1849.92 40.41 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 341.29 296.10 3524.66 44.08 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 496.95 375.04 8873.26 42.99 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.82 0.82 0.05 9.86 0.00 0.00 0.00 0.00 03:42:01 AM vethaf8abd7 0.82 0.85 0.07 9.86 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 261.57 273.35 512.78 2337.75 0.00 0.00 0.00 0.00 03:43:01 AM docker0 9.22 13.13 0.58 298.12 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 293.82 245.38 3234.95 501.48 0.00 0.00 0.00 0.00 Average: docker0 2.01 2.79 0.13 61.59 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) 06/03/2026 _x86_64_ (8 CPU) 03:37:32 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.68 0.00 1.16 3.05 0.04 86.06 03:39:01 AM 0 1.82 0.00 0.69 3.68 0.05 93.77 03:39:01 AM 1 19.95 0.00 2.14 2.50 0.07 75.34 03:39:01 AM 2 12.64 0.00 1.25 5.55 0.05 80.50 03:39:01 AM 3 18.09 0.00 1.55 1.29 0.05 79.02 03:39:01 AM 4 4.07 0.00 0.77 8.68 0.05 86.43 03:39:01 AM 5 7.05 0.00 0.53 0.17 0.02 92.24 03:39:01 AM 6 8.85 0.00 0.50 0.42 0.03 90.20 03:39:01 AM 7 4.97 0.00 1.86 2.14 0.03 91.00 03:40:01 AM all 8.66 0.00 0.90 1.22 0.05 89.17 03:40:01 AM 0 9.31 0.00 0.60 2.05 0.05 87.98 03:40:01 AM 1 18.66 0.00 2.06 2.37 0.07 76.85 03:40:01 AM 2 6.71 0.00 0.52 2.21 0.05 90.52 03:40:01 AM 3 6.93 0.00 0.90 0.38 0.07 91.72 03:40:01 AM 4 3.26 0.00 0.48 0.38 0.05 95.82 03:40:01 AM 5 10.28 0.00 0.58 1.10 0.05 87.98 03:40:01 AM 6 7.69 0.00 1.54 1.12 0.05 89.60 03:40:01 AM 7 6.42 0.00 0.55 0.13 0.03 92.86 03:41:01 AM all 19.66 0.00 1.25 1.16 0.09 77.83 03:41:01 AM 0 17.69 0.00 1.04 0.20 0.10 80.97 03:41:01 AM 1 15.64 0.00 1.20 1.14 0.08 81.93 03:41:01 AM 2 20.91 0.00 0.82 1.17 0.10 77.00 03:41:01 AM 3 15.71 0.00 1.32 2.07 0.08 80.81 03:41:01 AM 4 20.08 0.00 1.37 1.24 0.10 77.21 03:41:01 AM 5 28.60 0.00 1.00 0.48 0.10 69.81 03:41:01 AM 6 16.78 0.00 1.49 1.51 0.08 80.14 03:41:01 AM 7 21.89 0.00 1.78 1.47 0.10 74.76 03:42:01 AM all 22.79 0.00 1.99 1.81 0.09 73.31 03:42:01 AM 0 27.33 0.00 1.78 1.11 0.08 69.70 03:42:01 AM 1 14.00 0.00 1.76 3.13 0.08 81.03 03:42:01 AM 2 28.18 0.00 2.52 1.91 0.10 67.28 03:42:01 AM 3 26.71 0.00 1.59 1.06 0.10 70.54 03:42:01 AM 4 30.36 0.00 2.74 1.67 0.10 65.13 03:42:01 AM 5 18.85 0.00 2.40 4.73 0.10 73.91 03:42:01 AM 6 21.83 0.00 1.49 0.29 0.10 76.29 03:42:01 AM 7 15.09 0.00 1.66 0.60 0.08 82.56 03:43:01 AM all 11.89 0.00 2.14 0.53 0.07 85.37 03:43:01 AM 0 4.89 0.00 1.52 0.07 0.07 93.46 03:43:01 AM 1 24.46 0.00 2.96 0.60 0.10 71.88 03:43:01 AM 2 15.02 0.00 2.50 0.49 0.08 81.91 03:43:01 AM 3 12.52 0.00 2.39 0.54 0.05 84.50 03:43:01 AM 4 7.15 0.00 1.84 0.67 0.05 90.29 03:43:01 AM 5 17.01 0.00 2.54 1.26 0.07 79.13 03:43:01 AM 6 9.02 0.00 1.90 0.39 0.05 88.65 03:43:01 AM 7 5.05 0.00 1.49 0.27 0.07 93.12 Average: all 14.53 0.00 1.49 1.56 0.07 82.35 Average: 0 12.19 0.00 1.12 1.42 0.07 85.19 Average: 1 18.54 0.00 2.03 1.95 0.08 77.40 Average: 2 16.68 0.00 1.52 2.27 0.08 79.45 Average: 3 15.99 0.00 1.55 1.07 0.07 81.33 Average: 4 12.97 0.00 1.44 2.53 0.07 83.00 Average: 5 16.35 0.00 1.41 1.55 0.07 80.62 Average: 6 12.83 0.00 1.38 0.74 0.06 84.98 Average: 7 10.68 0.00 1.47 0.92 0.06 86.86