---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13248 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 781 19788 4 11522 30843 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:f7:da:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.133/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84638sec preferred_lft 84638sec inet6 fe80::f816:3eff:fef7:dae1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:30:a4:1c:73:2e 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13248) 08/17/26 _x86_64_ (8 CPU) 13:53:11 LINUX RESTART (8 CPU) 14:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:03 16.67 0.57 15.03 1.07 13.72 4317.40 907.87 14:20:03 11.43 0.04 10.18 1.21 5.68 2990.53 856.22 Average: 14.05 0.31 12.60 1.14 9.70 3654.81 882.08 14:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:03 15749124 24807348 7436884 22.63 476276 8111188 9752008 28.76 1507908 14377148 4904 14:20:03 17122712 27014740 5226504 15.90 482264 8905792 8818844 26.01 1593148 12894132 4244 Average: 16435918 25911044 6331694 19.27 479270 8508490 9285426 27.38 1550528 13635640 4574 14:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:03 lo 4.82 4.82 1.60 1.60 0.00 0.00 0.00 0.00 14:10:03 ens3 221.32 131.21 317.75 59.30 0.00 0.00 0.00 0.00 14:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:03 lo 3.43 3.43 0.42 0.42 0.00 0.00 0.00 0.00 14:20:03 ens3 107.38 55.93 100.52 29.21 0.00 0.00 0.00 0.00 14:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.13 4.13 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 164.42 93.62 209.27 44.27 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13248) 08/17/26 _x86_64_ (8 CPU) 13:53:11 LINUX RESTART (8 CPU) 14:00:02 CPU %user %nice %system %iowait %steal %idle 14:10:03 all 81.12 0.00 2.78 0.01 0.11 15.97 14:10:03 0 81.79 0.00 2.61 0.05 0.11 15.44 14:10:03 1 81.31 0.00 3.10 0.02 0.12 15.45 14:10:03 2 80.44 0.00 2.66 0.00 0.11 16.79 14:10:03 3 82.17 0.00 2.84 0.01 0.12 14.86 14:10:03 4 81.28 0.00 2.67 0.00 0.11 15.93 14:10:03 5 81.75 0.00 2.87 0.01 0.11 15.25 14:10:03 6 81.02 0.00 2.77 0.01 0.11 16.09 14:10:03 7 79.19 0.00 2.71 0.02 0.11 17.98 14:20:03 all 96.84 0.00 2.99 0.00 0.12 0.06 14:20:03 0 96.74 0.00 3.07 0.00 0.12 0.07 14:20:03 1 96.81 0.00 3.01 0.00 0.13 0.04 14:20:03 2 96.84 0.00 2.98 0.00 0.12 0.06 14:20:03 3 96.75 0.00 3.07 0.00 0.12 0.06 14:20:03 4 96.88 0.00 2.94 0.00 0.12 0.06 14:20:03 5 96.73 0.00 3.10 0.00 0.11 0.06 14:20:03 6 96.86 0.00 2.96 0.00 0.12 0.05 14:20:03 7 97.07 0.00 2.77 0.00 0.11 0.05 Average: all 88.97 0.00 2.88 0.01 0.12 8.02 Average: 0 89.26 0.00 2.84 0.03 0.11 7.76 Average: 1 89.06 0.00 3.06 0.01 0.12 7.75 Average: 2 88.63 0.00 2.82 0.00 0.11 8.43 Average: 3 89.45 0.00 2.95 0.00 0.12 7.47 Average: 4 89.08 0.00 2.80 0.00 0.12 8.00 Average: 5 89.24 0.00 2.99 0.00 0.11 7.66 Average: 6 88.94 0.00 2.87 0.00 0.12 8.07 Average: 7 88.12 0.00 2.74 0.01 0.11 9.02