---> uname -a: Linux prd-centos8-docker-8c-8g-19950.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 1068 27113 19 3708 30358 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:17:9c:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.239/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe17:9cc1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:af:a8:7d:23 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:afff:fea8:7d23/64 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) 02/25/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 181.56 14.59 166.97 3203.46 11909.28 03:40:01 AM 404.88 4.80 400.08 1165.61 13508.83 03:41:01 AM 257.98 3.08 254.90 524.89 40879.79 03:42:01 AM 67.24 1.02 66.23 80.37 11607.08 Average: 227.91 5.87 222.04 1243.67 19475.93 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29088640 30954664 3567072 10.92 2688 2183828 1827332 5.42 155024 2952584 118228 03:40:01 AM 27962036 30268568 4693676 14.37 2688 2614476 2121584 6.29 266280 3925920 219660 03:41:01 AM 25935984 29241584 6719728 20.58 2688 3599164 3152616 9.35 585320 5572628 11992 03:42:01 AM 27799284 31122216 4856428 14.87 2688 3615324 1486768 4.41 827252 3474948 8484 Average: 27696486 30396758 4959226 15.19 2688 3003198 2147075 6.37 458469 3981520 89591 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 144.56 121.66 1508.54 40.10 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 478.76 398.13 6226.79 56.21 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 398.12 293.57 7143.70 34.39 0.00 0.00 0.00 0.00 03:41:01 AM docker0 17.31 27.89 0.95 308.83 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 272.91 265.84 214.41 2339.01 0.00 0.00 0.00 0.00 03:42:01 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 323.58 269.79 3773.27 617.40 0.00 0.00 0.00 0.00 Average: docker0 4.33 6.97 0.24 77.21 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) 02/25/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.04 0.00 1.15 0.72 0.07 86.01 03:39:01 AM 0 17.44 0.00 1.08 0.27 0.08 81.12 03:39:01 AM 1 15.30 0.00 1.30 1.37 0.07 81.96 03:39:01 AM 2 8.16 0.00 0.84 0.32 0.08 90.60 03:39:01 AM 3 9.52 0.00 0.57 0.32 0.07 89.53 03:39:01 AM 4 11.33 0.00 1.72 1.54 0.07 85.34 03:39:01 AM 5 22.74 0.00 2.16 1.04 0.08 73.98 03:39:01 AM 6 6.40 0.00 0.95 0.42 0.05 92.18 03:39:01 AM 7 5.41 0.00 0.62 0.54 0.07 93.37 03:40:01 AM all 27.27 0.00 1.75 1.41 0.12 69.45 03:40:01 AM 0 36.90 0.00 1.66 0.75 0.13 60.55 03:40:01 AM 1 18.23 0.00 1.59 0.52 0.13 79.52 03:40:01 AM 2 31.78 0.00 1.94 1.71 0.13 64.44 03:40:01 AM 3 21.65 0.00 2.33 2.91 0.12 73.00 03:40:01 AM 4 20.25 0.00 1.56 1.41 0.10 76.68 03:40:01 AM 5 32.44 0.00 2.15 1.88 0.15 63.38 03:40:01 AM 6 21.34 0.00 1.68 1.59 0.10 75.29 03:40:01 AM 7 35.57 0.00 1.11 0.49 0.12 62.73 03:41:01 AM all 16.56 0.00 2.99 2.04 0.09 78.31 03:41:01 AM 0 17.65 0.00 2.64 1.28 0.12 78.31 03:41:01 AM 1 18.66 0.00 3.40 2.05 0.08 75.80 03:41:01 AM 2 10.39 0.00 3.11 4.06 0.10 82.34 03:41:01 AM 3 22.67 0.00 3.08 0.67 0.08 73.49 03:41:01 AM 4 20.11 0.00 2.76 2.05 0.10 74.98 03:41:01 AM 5 16.55 0.00 3.59 2.39 0.08 77.38 03:41:01 AM 6 11.90 0.00 2.46 2.93 0.10 82.61 03:41:01 AM 7 14.56 0.00 2.86 0.89 0.08 81.60 03:42:01 AM all 11.69 0.00 1.32 0.35 0.07 86.57 03:42:01 AM 0 12.89 0.00 1.39 0.08 0.07 85.57 03:42:01 AM 1 15.47 0.00 1.46 0.17 0.08 82.83 03:42:01 AM 2 9.44 0.00 1.24 0.08 0.05 89.19 03:42:01 AM 3 17.46 0.00 1.29 0.10 0.10 81.05 03:42:01 AM 4 4.80 0.00 1.07 0.02 0.05 94.06 03:42:01 AM 5 21.81 0.00 1.92 0.18 0.08 76.00 03:42:01 AM 6 5.83 0.00 1.12 0.02 0.05 92.98 03:42:01 AM 7 5.83 0.00 1.10 2.16 0.07 90.84 Average: all 16.88 0.00 1.80 1.13 0.09 80.09 Average: 0 21.22 0.00 1.69 0.59 0.10 76.40 Average: 1 16.91 0.00 1.93 1.03 0.09 80.03 Average: 2 14.94 0.00 1.78 1.54 0.09 81.65 Average: 3 17.81 0.00 1.81 1.00 0.09 79.29 Average: 4 14.11 0.00 1.78 1.25 0.08 82.78 Average: 5 23.39 0.00 2.45 1.37 0.10 72.69 Average: 6 11.36 0.00 1.55 1.24 0.08 85.78 Average: 7 15.34 0.00 1.42 1.02 0.08 82.14