---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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: 5600.00 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 952 19754 4 11385 30672 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:10:0b:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.107/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84699sec preferred_lft 84699sec inet6 fe80::f816:3eff:fe10:b3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:04:0f:9e:6d:12 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-28) 06/22/26 _x86_64_ (8 CPU) 09:13:44 LINUX RESTART (8 CPU) 09:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:06 18.44 0.64 16.68 1.13 15.49 4393.40 914.87 09:40:08 23.16 12.20 9.69 1.27 141.52 1680.83 863.07 Average: 20.81 6.44 13.17 1.20 78.74 3031.98 888.87 09:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:06 15686440 24548116 7695700 23.42 472476 7925592 9870432 29.11 1494488 14462172 3780 09:40:08 17897396 27662156 4579452 13.94 481892 8770048 8535540 25.17 1621336 12089644 416584 Average: 16791918 26105136 6137576 18.68 477184 8347820 9202986 27.14 1557912 13275908 210182 09:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:06 lo 6.91 6.91 1.90 1.90 0.00 0.00 0.00 0.00 09:30:06 ens3 243.50 149.16 324.59 62.21 0.00 0.00 0.00 0.00 09:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:08 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 09:40:08 ens3 107.35 68.46 98.22 30.35 0.00 0.00 0.00 0.00 09:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.09 4.09 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 175.17 108.66 210.98 46.22 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-28) 06/22/26 _x86_64_ (8 CPU) 09:13:44 LINUX RESTART (8 CPU) 09:20:08 CPU %user %nice %system %iowait %steal %idle 09:30:06 all 86.09 0.00 2.66 0.02 0.15 11.07 09:30:06 0 87.56 0.00 2.94 0.03 0.15 9.32 09:30:06 1 85.64 0.00 2.60 0.01 0.15 11.59 09:30:06 2 85.62 0.00 2.64 0.04 0.15 11.54 09:30:06 3 84.13 0.00 2.59 0.03 0.15 13.09 09:30:06 4 86.44 0.00 2.65 0.02 0.16 10.74 09:30:06 5 87.13 0.00 2.52 0.01 0.15 10.19 09:30:06 6 86.60 0.00 2.58 0.04 0.16 10.62 09:30:06 7 85.58 0.00 2.76 0.01 0.15 11.50 09:40:08 all 96.77 0.03 2.98 0.00 0.17 0.04 09:40:08 0 97.08 0.00 2.71 0.00 0.18 0.02 09:40:08 1 96.86 0.00 2.94 0.00 0.17 0.04 09:40:08 2 96.83 0.00 2.96 0.00 0.17 0.04 09:40:08 3 96.84 0.00 2.96 0.00 0.16 0.04 09:40:08 4 96.97 0.00 2.82 0.00 0.16 0.04 09:40:08 5 96.48 0.27 3.01 0.03 0.17 0.04 09:40:08 6 96.46 0.00 3.34 0.00 0.17 0.03 09:40:08 7 96.67 0.00 3.12 0.00 0.17 0.04 Average: all 91.46 0.02 2.82 0.01 0.16 5.53 Average: 0 92.34 0.00 2.83 0.01 0.17 4.65 Average: 1 91.27 0.00 2.77 0.01 0.16 5.79 Average: 2 91.25 0.00 2.80 0.02 0.16 5.77 Average: 3 90.51 0.00 2.78 0.02 0.16 6.54 Average: 4 91.73 0.00 2.73 0.01 0.16 5.37 Average: 5 91.82 0.14 2.77 0.02 0.16 5.09 Average: 6 91.55 0.00 2.96 0.02 0.16 5.30 Average: 7 91.15 0.00 2.94 0.00 0.16 5.74