---> uname -a: Linux prd-centos8-docker-8c-8g-49.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 1052 27084 19 3752 30374 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:78:25:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.161/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe78:25b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:32:c6:76:f4 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::42:32ff:fec6:76f4/64 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) 03/28/2026 _x86_64_ (8 CPU) 03:37:48 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 255.16 49.38 205.78 7937.52 41782.01 03:40:01 AM 249.60 14.60 235.00 3223.46 14247.05 03:41:01 AM 354.70 6.41 348.28 1207.86 13049.15 03:42:01 AM 202.58 1.42 201.17 411.86 43063.31 Average: 265.51 17.95 247.56 3195.18 28035.38 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29642440 31220880 3013272 9.23 2688 1910624 1519468 4.51 152680 2464712 128664 03:40:01 AM 28797788 30826544 3857924 11.81 2688 2342716 1838980 5.46 199712 3181124 133048 03:41:01 AM 27660568 30156596 4995144 15.30 2688 2800924 2215016 6.57 401496 4077300 259268 03:42:01 AM 27672744 31036332 4982968 15.26 2688 3656528 1566732 4.65 656900 3774492 149384 Average: 28443385 30810088 4212327 12.90 2688 2677698 1785049 5.30 352697 3374407 167591 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 398.32 253.57 1621.03 67.46 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 311.88 266.79 2975.88 55.46 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 579.12 477.94 6676.34 60.20 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 448.17 369.91 5116.67 1353.68 0.00 0.00 0.00 0.00 03:42:01 AM docker0 15.79 23.81 0.87 308.35 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 434.37 342.05 4097.48 384.20 0.00 0.00 0.00 0.00 Average: docker0 3.95 5.95 0.22 77.09 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) 03/28/2026 _x86_64_ (8 CPU) 03:37:48 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.04 0.00 2.28 7.49 0.07 79.12 03:39:01 AM 0 8.45 0.00 1.59 5.86 0.07 84.03 03:39:01 AM 1 13.91 0.00 2.26 10.60 0.08 73.15 03:39:01 AM 2 6.53 0.00 1.76 3.35 0.08 88.29 03:39:01 AM 3 8.47 0.00 1.75 23.31 0.07 66.39 03:39:01 AM 4 19.08 0.03 2.44 4.98 0.07 73.40 03:39:01 AM 5 5.53 0.00 3.03 3.23 0.07 88.14 03:39:01 AM 6 7.97 0.00 2.21 2.14 0.05 87.62 03:39:01 AM 7 18.32 0.00 3.18 6.44 0.07 71.99 03:40:01 AM all 14.50 0.00 1.34 1.65 0.06 82.45 03:40:01 AM 0 8.87 0.00 1.20 1.35 0.08 88.49 03:40:01 AM 1 7.59 0.00 0.95 1.02 0.07 90.37 03:40:01 AM 2 17.15 0.00 1.67 3.68 0.07 77.43 03:40:01 AM 3 12.21 0.00 1.12 0.65 0.05 85.97 03:40:01 AM 4 25.42 0.00 1.84 1.87 0.07 70.81 03:40:01 AM 5 7.57 0.00 1.00 1.74 0.05 89.64 03:40:01 AM 6 15.18 0.00 0.75 0.94 0.05 83.08 03:40:01 AM 7 21.97 0.00 2.19 1.94 0.08 73.82 03:41:01 AM all 26.76 0.00 1.72 1.86 0.09 69.56 03:41:01 AM 0 34.52 0.00 1.27 0.49 0.10 63.62 03:41:01 AM 1 34.20 0.00 1.44 1.91 0.08 62.37 03:41:01 AM 2 27.90 0.00 2.15 1.34 0.10 68.51 03:41:01 AM 3 33.52 0.00 1.66 2.11 0.10 62.61 03:41:01 AM 4 18.27 0.00 2.38 2.87 0.10 76.38 03:41:01 AM 5 14.77 0.00 1.48 2.03 0.08 81.64 03:41:01 AM 6 22.92 0.00 2.30 2.43 0.08 72.26 03:41:01 AM 7 27.95 0.00 1.09 1.71 0.08 69.17 03:42:01 AM all 16.48 0.00 3.22 1.82 0.07 78.41 03:42:01 AM 0 10.80 0.00 2.91 0.84 0.07 85.39 03:42:01 AM 1 24.45 0.00 3.71 5.03 0.08 66.72 03:42:01 AM 2 13.43 0.00 3.21 1.83 0.08 81.44 03:42:01 AM 3 17.47 0.00 3.53 2.27 0.08 76.65 03:42:01 AM 4 21.09 0.00 3.39 1.21 0.08 74.22 03:42:01 AM 5 21.18 0.00 3.24 1.01 0.07 74.51 03:42:01 AM 6 13.73 0.00 2.53 0.23 0.07 83.43 03:42:01 AM 7 9.67 0.00 3.21 2.17 0.05 84.90 Average: all 17.19 0.00 2.14 3.21 0.07 77.39 Average: 0 15.66 0.00 1.74 2.14 0.08 80.38 Average: 1 20.03 0.00 2.09 4.63 0.08 73.16 Average: 2 16.25 0.00 2.20 2.55 0.08 78.92 Average: 3 17.91 0.00 2.01 7.09 0.08 72.91 Average: 4 20.97 0.01 2.51 2.73 0.08 73.70 Average: 5 12.26 0.00 2.19 2.00 0.07 83.49 Average: 6 14.95 0.00 1.95 1.44 0.06 81.60 Average: 7 19.48 0.00 2.42 3.07 0.07 74.96