---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2953 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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: 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: 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 11G 67G 14% / 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 10235 4 5092 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:f1:7e:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84742sec preferred_lft 84742sec inet6 fe80::f816:3eff:fef1:7e6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:cd:8d:46:dd:1c 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2953) 10/28/25 _x86_64_ (4 CPU) 20:05:47 LINUX RESTART (4 CPU) 20:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:07 20.01 0.69 7.95 11.37 667.31 1406.43 247818.12 20:30:06 10.39 0.52 9.23 0.64 19.25 1719.26 909.52 Average: 15.20 0.61 8.59 6.01 343.50 1562.74 124446.17 20:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:07 8074964 11361972 4600144 28.10 114384 3339252 4654188 26.71 753284 7188424 1900 20:30:06 9888220 13590476 2368056 14.46 136384 3703672 2492024 14.30 913704 5181868 16924 Average: 8981592 12476224 3484100 21.28 125384 3521462 3573106 20.51 833494 6185146 9412 20:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:07 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 20:20:07 ens3 24.76 17.16 244.09 2.80 0.00 0.00 0.00 0.00 20:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:06 lo 216.04 216.04 205.55 205.55 0.00 0.00 0.00 0.00 20:30:06 ens3 35.43 24.42 405.47 3.16 0.00 0.00 0.00 0.00 20:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 108.26 108.26 102.90 102.90 0.00 0.00 0.00 0.00 Average: ens3 30.09 20.79 324.73 2.98 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2953) 10/28/25 _x86_64_ (4 CPU) 20:05:47 LINUX RESTART (4 CPU) 20:10:07 CPU %user %nice %system %iowait %steal %idle 20:20:07 all 50.21 0.00 0.93 0.85 0.10 47.92 20:20:07 0 42.83 0.00 0.97 0.80 0.09 55.31 20:20:07 1 44.99 0.00 0.85 1.42 0.09 52.66 20:20:07 2 49.49 0.00 0.89 1.12 0.10 48.40 20:20:07 3 63.52 0.00 1.00 0.07 0.11 35.30 20:30:06 all 52.73 0.00 0.96 0.09 0.10 46.12 20:30:06 0 58.36 0.00 0.96 0.04 0.10 40.55 20:30:06 1 40.41 0.00 0.90 0.13 0.09 58.47 20:30:06 2 63.98 0.00 0.88 0.14 0.10 34.90 20:30:06 3 48.21 0.00 1.11 0.05 0.09 50.55 Average: all 51.47 0.00 0.94 0.47 0.10 47.02 Average: 0 50.59 0.00 0.96 0.42 0.10 47.93 Average: 1 42.70 0.00 0.87 0.78 0.09 55.56 Average: 2 56.73 0.00 0.88 0.63 0.10 41.65 Average: 3 55.87 0.00 1.05 0.06 0.10 42.92