---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11736 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 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 618 9964 4 5406 15028 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:2e:ec:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84544sec preferred_lft 84544sec inet6 fe80::f816:3eff:fe2e:ec8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:3a:7b:40:71:b1 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-11736) 12/08/25 _x86_64_ (4 CPU) 23:06:35 LINUX RESTART (4 CPU) 23:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:01 53.87 0.49 45.03 8.34 408.79 2845.09 162309.50 23:30:40 22.62 0.15 19.13 3.34 4.72 1701.88 26873.73 Average: 37.76 0.32 31.68 5.76 200.47 2255.70 92485.28 23:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 9615312 13067236 2892120 17.66 152988 3434348 3166072 18.17 788872 5600532 480 23:30:40 9256668 13101608 2853864 17.43 171188 3780156 2975572 17.08 914864 5800400 16316 Average: 9435990 13084422 2872992 17.55 162088 3607252 3070822 17.63 851868 5700466 8398 23:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:01 lo 24.96 24.96 5.83 5.83 0.00 0.00 0.00 0.00 23:20:01 ens3 25.86 18.81 229.34 5.44 0.00 0.00 0.00 0.00 23:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:40 lo 1315.44 1315.44 1228.66 1228.66 0.00 0.00 0.00 0.00 23:30:40 ens3 44.37 34.21 244.67 8.07 0.00 0.00 0.00 0.00 23:30:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 690.27 690.27 636.26 636.26 0.00 0.00 0.00 0.00 Average: ens3 35.41 26.75 237.24 6.80 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-11736) 12/08/25 _x86_64_ (4 CPU) 23:06:35 LINUX RESTART (4 CPU) 23:10:01 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 34.78 0.00 1.36 0.39 0.08 63.38 23:20:01 0 34.92 0.00 1.38 0.16 0.08 63.46 23:20:01 1 33.97 0.00 1.46 0.77 0.08 63.72 23:20:01 2 35.12 0.00 1.28 0.26 0.09 63.26 23:20:01 3 35.13 0.00 1.33 0.36 0.08 63.10 23:30:40 all 30.89 0.00 1.65 0.06 0.08 67.31 23:30:40 0 30.84 0.00 1.86 0.05 0.08 67.16 23:30:40 1 30.97 0.00 1.66 0.12 0.08 67.16 23:30:40 2 30.84 0.00 1.45 0.06 0.08 67.58 23:30:40 3 30.92 0.00 1.63 0.02 0.08 67.35 Average: all 32.78 0.00 1.51 0.22 0.08 65.41 Average: 0 32.82 0.00 1.63 0.10 0.08 65.36 Average: 1 32.42 0.00 1.56 0.44 0.08 65.49 Average: 2 32.91 0.00 1.37 0.15 0.08 65.48 Average: 3 32.96 0.00 1.48 0.19 0.08 65.29