---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11692 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 670 9360 4 5958 14976 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:ef:2e:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84681sec preferred_lft 84681sec inet6 fe80::f816:3eff:feef:2e39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:9c:e7:01:48:84 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11692) 12/08/25 _x86_64_ (4 CPU) 20:03:35 LINUX RESTART (4 CPU) 20:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:01 10.60 0.02 8.96 1.63 0.26 669.08 27379.85 20:30:10 32.09 0.21 27.91 3.98 7.85 7095.60 32820.33 Average: 21.52 0.11 18.58 2.82 4.11 3932.73 30142.75 20:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:01 9811084 13398740 2560132 15.64 126596 3588840 2783376 15.98 858212 5311096 6480 20:30:10 6387468 12285992 3661320 22.36 161908 5757012 3762280 21.60 1725132 7755988 346244 Average: 8099276 12842366 3110726 19.00 144252 4672926 3272828 18.79 1291672 6533542 176362 20:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:01 lo 56.78 56.78 14.28 14.28 0.00 0.00 0.00 0.00 20:20:01 ens3 4.05 3.52 3.63 1.03 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:10 lo 2129.33 2129.33 2029.31 2029.31 0.00 0.00 0.00 0.00 20:30:10 ens3 45.27 36.01 436.12 7.78 0.00 0.00 0.00 0.00 20:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1109.31 1109.31 1037.59 1037.59 0.00 0.00 0.00 0.00 Average: ens3 24.98 20.02 223.27 4.46 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11692) 12/08/25 _x86_64_ (4 CPU) 20:03:35 LINUX RESTART (4 CPU) 20:10:10 CPU %user %nice %system %iowait %steal %idle 20:20:01 all 14.88 0.00 0.72 0.08 0.09 84.23 20:20:01 0 13.83 0.00 0.71 0.10 0.09 85.27 20:20:01 1 14.79 0.00 0.73 0.03 0.09 84.36 20:20:01 2 15.09 0.00 0.76 0.03 0.09 84.04 20:20:01 3 15.80 0.00 0.70 0.18 0.09 83.23 20:30:10 all 47.52 0.00 2.47 4.71 0.11 45.19 20:30:10 0 46.44 0.00 2.64 9.16 0.10 41.66 20:30:10 1 48.17 0.00 2.46 2.56 0.10 46.71 20:30:10 2 48.46 0.00 2.43 3.17 0.13 45.81 20:30:10 3 47.01 0.00 2.36 3.93 0.10 46.59 Average: all 31.42 0.00 1.61 2.43 0.10 64.44 Average: 0 30.36 0.00 1.69 4.69 0.10 63.16 Average: 1 31.71 0.00 1.61 1.31 0.10 65.27 Average: 2 31.99 0.00 1.60 1.62 0.11 64.68 Average: 3 31.63 0.00 1.54 2.08 0.10 64.64