---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8066 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 815 19607 4 11668 30808 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6b:4a:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.109/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84404sec preferred_lft 84404sec inet6 fe80::f816:3eff:fe6b:4af5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:4f:a7:a6:5e:87 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8066) 07/10/26 _x86_64_ (8 CPU) 12:19:25 LINUX RESTART (8 CPU) 12:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 398.52 6.54 383.53 8.45 368.65 26435.33 30454.62 12:40:03 31.48 0.24 10.66 20.59 3.16 1200.60 485922.89 12:50:03 10.42 0.01 9.34 1.07 0.68 1482.07 1124.21 Average: 146.37 2.25 134.07 10.04 123.73 9676.08 172896.64 12:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 19500760 28415476 3831760 11.66 463816 8009492 7915684 23.34 1460536 10719784 18704 12:40:03 17347316 26570212 5672256 17.26 480172 8268256 8666240 25.56 1559212 12730912 3836 12:50:03 16034332 25651372 6587756 20.05 485972 8632676 10673692 31.48 1634308 13937880 3448 Average: 17627469 26879020 5363924 16.32 476653 8303475 9085205 26.79 1551352 12462859 8663 12:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 1.90 1.90 1.01 1.01 0.00 0.00 0.00 0.00 12:30:01 ens3 371.85 230.92 2468.33 75.11 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:03 lo 5.81 5.81 0.97 0.97 0.00 0.00 0.00 0.00 12:40:03 ens3 122.87 72.94 138.12 34.69 0.00 0.00 0.00 0.00 12:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:03 lo 0.78 0.78 0.08 0.08 0.00 0.00 0.00 0.00 12:50:03 ens3 97.77 52.29 95.58 25.76 0.00 0.00 0.00 0.00 12:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 197.19 118.52 897.89 45.14 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8066) 07/10/26 _x86_64_ (8 CPU) 12:19:25 LINUX RESTART (8 CPU) 12:20:03 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 55.64 0.00 4.61 0.65 0.25 38.85 12:30:01 0 55.68 0.00 4.80 0.43 0.26 38.82 12:30:01 1 54.34 0.00 5.13 0.52 0.25 39.75 12:30:01 2 56.44 0.00 4.54 0.54 0.24 38.23 12:30:01 3 58.76 0.00 4.91 0.57 0.26 35.49 12:30:01 4 55.62 0.00 4.05 0.46 0.24 39.63 12:30:01 5 57.38 0.00 4.45 0.48 0.25 37.44 12:30:01 6 53.75 0.00 4.45 1.64 0.25 39.91 12:30:01 7 53.12 0.00 4.59 0.56 0.25 41.48 12:40:03 all 91.21 0.00 2.95 0.00 0.18 5.66 12:40:03 0 90.27 0.00 3.17 0.00 0.19 6.37 12:40:03 1 90.48 0.00 2.55 0.01 0.18 6.79 12:40:03 2 91.59 0.00 3.17 0.00 0.18 5.05 12:40:03 3 91.78 0.00 3.17 0.00 0.18 4.87 12:40:03 4 94.23 0.00 2.72 0.00 0.18 2.87 12:40:03 5 90.38 0.00 2.73 0.00 0.19 6.70 12:40:03 6 89.81 0.00 2.92 0.00 0.19 7.09 12:40:03 7 91.15 0.00 3.14 0.01 0.18 5.53 12:50:03 all 96.65 0.00 3.15 0.00 0.17 0.02 12:50:03 0 96.60 0.00 3.20 0.00 0.18 0.02 12:50:03 1 96.72 0.00 3.08 0.00 0.17 0.03 12:50:03 2 96.61 0.00 3.20 0.00 0.17 0.02 12:50:03 3 96.53 0.00 3.28 0.00 0.17 0.01 12:50:03 4 96.88 0.00 2.93 0.00 0.17 0.02 12:50:03 5 96.62 0.00 3.19 0.00 0.17 0.02 12:50:03 6 96.61 0.00 3.20 0.00 0.17 0.02 12:50:03 7 96.62 0.00 3.18 0.00 0.17 0.03 Average: all 81.39 0.00 3.56 0.21 0.20 14.63 Average: 0 81.08 0.00 3.71 0.14 0.21 14.85 Average: 1 80.74 0.00 3.57 0.17 0.20 15.31 Average: 2 81.76 0.00 3.63 0.18 0.20 14.23 Average: 3 82.58 0.00 3.77 0.19 0.21 13.25 Average: 4 82.47 0.00 3.23 0.15 0.20 13.96 Average: 5 81.68 0.00 3.45 0.16 0.20 14.52 Average: 6 80.28 0.00 3.51 0.54 0.20 15.47 Average: 7 80.54 0.00 3.63 0.19 0.20 15.45