---> uname -a: Linux prd-centos8-docker-4c-4g-4204.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 9.9G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 759 12402 19 2601 14668 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:39:0e:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.78/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe39:e31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:08:82:5d:a7 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/09/2026 _x86_64_ (4 CPU) 06:56:38 LINUX RESTART (4 CPU) 06:57:02 AM tps rtps wtps bread/s bwrtn/s 06:58:01 AM 219.76 7.91 211.84 2386.45 7561.18 06:59:01 AM 60.44 0.00 60.44 0.00 8448.21 07:00:01 AM 23.13 12.31 10.81 1599.07 220.21 07:01:01 AM 168.13 7.30 160.83 1034.86 5037.62 Average: 117.44 6.88 110.56 1250.41 5307.29 06:57:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:58:01 AM 13236564 15137200 2904968 18.00 2688 2110236 1071604 6.23 149356 2383452 229120 06:59:01 AM 13224912 15125580 2916620 18.07 2688 2110240 1071604 6.23 149400 2381396 12 07:00:01 AM 12875444 14831132 3266088 20.23 2688 2164784 1411820 8.21 157600 2719564 12228 07:01:01 AM 12764584 15075508 3376948 20.92 2688 2512736 1146020 6.67 242572 2718960 214808 Average: 13025376 15042355 3116156 19.31 2688 2224499 1175262 6.84 174732 2550843 114042 06:57:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 AM eth0 131.72 94.37 1496.59 31.90 0.00 0.00 0.00 0.00 06:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 AM eth0 0.28 0.15 0.07 0.22 0.00 0.00 0.00 0.00 06:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 AM eth0 10.36 9.00 73.81 2.72 0.00 0.00 0.00 0.00 07:00:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:01:01 AM eth0 397.90 328.54 4926.70 43.00 0.00 0.00 0.00 0.00 07:01:01 AM 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 135.09 108.08 1624.89 19.41 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 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) 01/09/2026 _x86_64_ (4 CPU) 06:56:38 LINUX RESTART (4 CPU) 06:57:02 AM CPU %user %nice %system %iowait %steal %idle 06:58:01 AM all 20.97 0.00 2.16 0.88 0.07 75.92 06:58:01 AM 0 41.64 0.00 3.66 2.18 0.09 52.45 06:58:01 AM 1 8.87 0.00 1.29 0.58 0.07 89.19 06:58:01 AM 2 13.67 0.00 1.50 0.34 0.07 84.43 06:58:01 AM 3 19.72 0.00 2.19 0.41 0.07 77.61 06:59:01 AM all 0.19 0.00 0.18 0.43 0.03 99.16 06:59:01 AM 0 0.30 0.00 0.12 0.20 0.03 99.35 06:59:01 AM 1 0.05 0.00 0.25 0.72 0.05 98.93 06:59:01 AM 2 0.35 0.00 0.20 0.48 0.03 98.93 06:59:01 AM 3 0.07 0.00 0.15 0.33 0.02 99.43 07:00:01 AM all 4.29 0.00 0.26 0.13 0.03 95.30 07:00:01 AM 0 4.13 0.00 0.32 0.07 0.02 95.47 07:00:01 AM 1 4.09 0.00 0.22 0.02 0.03 95.64 07:00:01 AM 2 4.45 0.00 0.35 0.38 0.03 94.78 07:00:01 AM 3 4.47 0.00 0.17 0.03 0.02 95.31 07:01:01 AM all 47.79 0.00 3.03 0.71 0.09 48.39 07:01:01 AM 0 48.29 0.00 2.94 0.55 0.08 48.14 07:01:01 AM 1 45.16 0.00 3.16 0.67 0.08 50.93 07:01:01 AM 2 45.24 0.00 2.69 0.77 0.10 51.20 07:01:01 AM 3 52.48 0.00 3.31 0.84 0.10 43.27 Average: all 18.28 0.00 1.40 0.53 0.06 79.73 Average: 0 23.48 0.00 1.75 0.74 0.05 73.97 Average: 1 14.55 0.00 1.23 0.49 0.06 83.66 Average: 2 15.93 0.00 1.18 0.49 0.06 82.34 Average: 3 19.16 0.00 1.45 0.40 0.05 78.94