---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13403 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 9.8G 68G 13% / 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 661 11191 4 4136 14985 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:60:1a:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84874sec preferred_lft 84874sec inet6 fe80::f816:3eff:fe60:1a50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:f4:4f:1d:a6:da 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-13403) 12/13/25 _x86_64_ (4 CPU) 21:55:45 LINUX RESTART (4 CPU) 22:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:09 50.23 2.58 39.82 7.82 143.58 4420.48 18467.67 22:20:03 25.56 0.13 21.36 4.06 5.92 3014.42 7564.27 Average: 38.00 1.37 30.67 5.96 75.35 3723.61 13063.72 22:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:09 10528488 13800252 2158400 13.18 159132 3230548 2314608 13.29 598176 4828272 75908 22:20:03 11604908 15476144 478236 2.92 191856 3752156 981896 5.64 775364 3530476 228 Average: 11066698 14638198 1318318 8.05 175494 3491352 1648252 9.46 686770 4179374 38068 22:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:09 lo 4142.45 4142.45 3947.87 3947.87 0.00 0.00 0.00 0.00 22:10:09 ens3 149.40 113.12 700.63 31.48 0.00 0.00 0.00 0.00 22:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:03 lo 1869.11 1869.11 1765.89 1765.89 0.00 0.00 0.00 0.00 22:20:03 ens3 122.94 114.51 126.55 175.29 0.00 0.00 0.00 0.00 22:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3015.73 3015.73 2866.44 2866.44 0.00 0.00 0.00 0.00 Average: ens3 136.29 113.81 416.10 102.75 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-13403) 12/13/25 _x86_64_ (4 CPU) 21:55:45 LINUX RESTART (4 CPU) 22:00:03 CPU %user %nice %system %iowait %steal %idle 22:10:09 all 62.98 0.00 3.67 0.67 0.10 32.58 22:10:09 0 62.76 0.00 3.64 1.30 0.10 32.21 22:10:09 1 61.93 0.00 3.48 0.82 0.10 33.67 22:10:09 2 63.78 0.00 3.84 0.32 0.10 31.96 22:10:09 3 63.43 0.00 3.73 0.26 0.10 32.48 22:20:03 all 37.12 0.00 1.93 0.21 0.08 60.65 22:20:03 0 32.98 0.00 1.77 0.11 0.07 65.07 22:20:03 1 38.01 0.00 1.90 0.39 0.08 59.62 22:20:03 2 39.29 0.00 2.01 0.12 0.08 58.51 22:20:03 3 38.21 0.00 2.06 0.23 0.08 59.42 Average: all 50.14 0.00 2.81 0.44 0.09 46.52 Average: 0 47.97 0.00 2.71 0.71 0.09 48.52 Average: 1 50.05 0.00 2.69 0.60 0.09 46.55 Average: 2 51.63 0.00 2.93 0.22 0.09 45.14 Average: 3 50.91 0.00 2.90 0.25 0.09 45.85