---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3378 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 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 741 9693 4 5554 14905 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:18:ec:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84601sec preferred_lft 84601sec inet6 fe80::f816:3eff:fe18:ec53/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:9f:f4:af:51:48 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-3378) 12/03/25 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:05 28.83 3.01 23.44 2.38 558.20 5079.74 4844.40 06:50:15 32.67 0.07 29.09 3.51 1.49 5905.00 11582.24 Average: 30.78 1.51 26.31 2.96 275.23 5499.22 8269.22 06:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:05 9550856 13253100 2703672 16.51 155728 3642740 2850464 16.36 842628 5563536 24180 06:50:15 7698640 12773996 3176056 19.40 187448 4911620 3380812 19.41 1138292 7041248 32320 Average: 8624748 13013548 2939864 17.96 171588 4277180 3115638 17.88 990460 6302392 28250 06:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:05 lo 849.70 849.70 809.22 809.22 0.00 0.00 0.00 0.00 06:40:05 ens3 104.11 78.90 734.16 18.14 0.00 0.00 0.00 0.00 06:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:15 lo 1162.44 1162.44 1106.81 1106.81 0.00 0.00 0.00 0.00 06:50:15 ens3 58.75 44.57 214.76 13.63 0.00 0.00 0.00 0.00 06:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1008.67 1008.67 960.48 960.48 0.00 0.00 0.00 0.00 Average: ens3 81.05 61.45 470.15 15.85 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-3378) 12/03/25 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:15 CPU %user %nice %system %iowait %steal %idle 06:40:05 all 66.63 0.00 2.28 0.09 0.08 30.91 06:40:05 0 66.98 0.00 2.25 0.08 0.08 30.62 06:40:05 1 65.89 0.00 2.30 0.09 0.08 31.64 06:40:05 2 66.53 0.00 2.42 0.08 0.08 30.89 06:40:05 3 67.13 0.00 2.17 0.12 0.08 30.50 06:50:15 all 59.76 0.00 2.34 0.09 0.08 37.72 06:50:15 0 61.71 0.00 2.24 0.11 0.08 35.86 06:50:15 1 59.34 0.00 2.48 0.12 0.08 37.99 06:50:15 2 58.39 0.00 2.24 0.05 0.08 39.23 06:50:15 3 59.61 0.00 2.41 0.08 0.08 37.82 Average: all 63.14 0.00 2.31 0.09 0.08 34.38 Average: 0 64.30 0.00 2.24 0.10 0.08 33.28 Average: 1 62.56 0.00 2.39 0.10 0.08 34.87 Average: 2 62.39 0.00 2.33 0.07 0.08 35.13 Average: 3 63.31 0.00 2.29 0.10 0.08 34.22