---> uname -a: Linux prd-centos8-docker-8c-8g-5391.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 1066 26506 19 4317 30357 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:d7:4d:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.231/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85967sec preferred_lft 85967sec inet6 fe80::f816:3eff:fed7:4d5f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9d:dd:53:94 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::42:9dff:fedd:5394/64 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) 02/05/2026 _x86_64_ (8 CPU) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 226.76 16.71 210.05 3281.19 11107.65 07:33:01 AM 149.92 0.60 149.32 544.62 14768.33 07:34:01 AM 125.22 15.89 109.33 1463.91 29734.84 07:35:01 AM 164.56 2.47 162.10 4490.50 22090.57 07:36:01 AM 13.26 0.07 13.20 50.12 433.81 07:37:01 AM 29.09 0.80 28.29 41.45 2349.68 Average: 118.14 6.09 112.05 1645.30 13414.57 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29037844 30942396 3617868 11.08 2688 2220536 1660852 4.93 188492 2960940 162468 07:33:01 AM 28325716 30506436 4329996 13.26 2688 2492788 1943996 5.77 209620 3628472 11848 07:34:01 AM 25670072 28741712 6985640 21.39 2688 3365488 5534356 16.42 455888 5960536 1724 07:35:01 AM 25991476 29812580 6664236 20.41 2688 4111944 2515508 7.46 731484 5364808 124 07:36:01 AM 25740620 29571476 6915092 21.18 2688 4121408 2683256 7.96 735640 5611048 80 07:37:01 AM 27172908 31113544 5482804 16.79 2688 4229120 1491080 4.42 879480 4036284 73892 Average: 26989773 30114691 5665939 17.35 2688 3423547 2638175 7.83 533434 4593681 41689 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 208.23 172.00 2301.95 45.73 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 449.88 316.89 4240.60 63.69 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1555.90 488.52 7201.50 46.22 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.07 0.20 0.00 0.02 0.00 0.00 0.00 0.00 07:34:01 AM vethae0de3e 0.07 0.22 0.00 0.02 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.73 12.73 1.34 1.34 0.00 0.00 0.00 0.00 07:35:01 AM eth0 140.62 114.55 1304.33 33.80 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.72 5.73 0.65 0.67 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 173.32 138.93 203.89 42.36 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 183.16 170.61 128.89 1273.76 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 451.87 233.59 2563.60 250.94 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.11 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) 02/05/2026 _x86_64_ (8 CPU) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 14.07 0.00 1.32 1.25 0.09 83.27 07:32:01 AM 0 19.20 0.00 2.41 1.89 0.10 76.40 07:32:01 AM 1 9.67 0.00 1.45 2.32 0.08 86.47 07:32:01 AM 2 20.62 0.00 1.57 0.42 0.12 77.27 07:32:01 AM 3 13.72 0.00 1.34 0.75 0.08 84.11 07:32:01 AM 4 9.89 0.00 0.62 0.40 0.07 89.03 07:32:01 AM 5 15.52 0.00 1.50 2.39 0.10 80.49 07:32:01 AM 6 15.89 0.00 0.80 1.55 0.08 81.67 07:32:01 AM 7 8.03 0.00 0.89 0.30 0.05 90.74 07:33:01 AM all 15.99 0.00 0.79 0.79 0.08 82.35 07:33:01 AM 0 14.32 0.00 0.47 0.73 0.08 84.40 07:33:01 AM 1 12.88 0.00 0.47 0.50 0.10 86.05 07:33:01 AM 2 6.70 0.00 1.14 1.49 0.08 90.59 07:33:01 AM 3 4.13 0.00 0.84 2.26 0.07 92.71 07:33:01 AM 4 5.29 0.00 0.90 0.10 0.08 93.62 07:33:01 AM 5 8.70 0.00 0.58 0.35 0.07 90.30 07:33:01 AM 6 23.61 0.00 0.63 0.40 0.08 75.27 07:33:01 AM 7 52.24 0.00 1.32 0.47 0.10 45.87 07:34:01 AM all 29.45 0.22 2.84 1.04 0.11 66.34 07:34:01 AM 0 33.65 0.03 2.28 0.08 0.15 63.80 07:34:01 AM 1 24.27 0.00 3.25 1.13 0.10 71.25 07:34:01 AM 2 26.76 0.00 2.48 1.10 0.12 69.54 07:34:01 AM 3 32.54 1.70 3.39 1.18 0.12 61.07 07:34:01 AM 4 16.62 0.03 2.80 0.24 0.12 80.19 07:34:01 AM 5 24.15 0.00 2.68 2.88 0.08 70.22 07:34:01 AM 6 37.37 0.00 2.22 1.28 0.12 59.01 07:34:01 AM 7 40.19 0.00 3.66 0.42 0.10 55.64 07:35:01 AM all 17.18 0.07 1.65 0.83 0.08 80.18 07:35:01 AM 0 12.56 0.42 1.32 0.28 0.10 85.32 07:35:01 AM 1 11.59 0.00 2.48 3.51 0.08 82.34 07:35:01 AM 2 15.90 0.00 1.04 0.17 0.07 82.83 07:35:01 AM 3 29.63 0.05 1.81 0.39 0.07 68.06 07:35:01 AM 4 7.70 0.02 1.89 0.27 0.08 90.04 07:35:01 AM 5 16.29 0.03 1.25 0.40 0.08 81.94 07:35:01 AM 6 30.72 0.03 1.17 0.02 0.07 68.00 07:35:01 AM 7 13.07 0.03 2.26 1.61 0.08 82.94 07:36:01 AM all 10.60 0.00 0.35 0.06 0.06 88.94 07:36:01 AM 0 6.45 0.00 0.10 0.00 0.05 93.40 07:36:01 AM 1 4.84 0.00 0.43 0.30 0.10 94.32 07:36:01 AM 2 7.72 0.00 0.15 0.00 0.02 92.11 07:36:01 AM 3 52.49 0.00 1.05 0.13 0.08 46.24 07:36:01 AM 4 1.92 0.00 0.13 0.03 0.05 97.86 07:36:01 AM 5 2.80 0.00 0.22 0.00 0.07 96.92 07:36:01 AM 6 3.15 0.00 0.32 0.00 0.05 96.48 07:36:01 AM 7 5.39 0.00 0.38 0.00 0.05 94.18 07:37:01 AM all 10.59 0.00 0.93 0.09 0.06 88.33 07:37:01 AM 0 5.55 0.00 0.45 0.00 0.08 93.92 07:37:01 AM 1 5.55 0.00 0.74 0.00 0.07 93.65 07:37:01 AM 2 6.83 0.00 0.85 0.08 0.07 92.17 07:37:01 AM 3 42.23 0.00 1.63 0.02 0.07 56.06 07:37:01 AM 4 3.01 0.00 0.67 0.05 0.03 96.24 07:37:01 AM 5 11.50 0.00 0.89 0.15 0.03 87.43 07:37:01 AM 6 7.85 0.00 1.60 0.07 0.07 90.42 07:37:01 AM 7 2.20 0.00 0.58 0.38 0.05 96.78 Average: all 16.29 0.05 1.31 0.68 0.08 81.59 Average: 0 15.25 0.08 1.17 0.50 0.09 82.91 Average: 1 11.45 0.00 1.47 1.29 0.09 85.70 Average: 2 14.06 0.00 1.20 0.54 0.08 84.11 Average: 3 29.13 0.29 1.67 0.79 0.08 68.03 Average: 4 7.39 0.01 1.17 0.18 0.07 91.18 Average: 5 13.14 0.01 1.18 1.03 0.07 84.57 Average: 6 19.73 0.01 1.12 0.55 0.08 78.51 Average: 7 20.16 0.01 1.51 0.53 0.07 77.72