---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3227 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 695 9643 4 5650 14951 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:83:47:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.174/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84555sec preferred_lft 84555sec inet6 fe80::f816:3eff:fe83:4712/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:a7:18:0b:8e:9a 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-3227) 12/02/25 _x86_64_ (4 CPU) 15:47:25 LINUX RESTART (4 CPU) 15:50:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:06 27.21 3.09 22.13 2.00 560.64 5190.98 17094.37 16:10:01 32.81 0.07 29.16 3.58 1.56 3218.06 30036.81 Average: 30.02 1.57 25.66 2.79 279.80 4199.95 23595.56 15:50:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:06 9122876 13027152 2928056 17.88 155528 3839028 3088996 17.73 845284 5985100 185196 16:10:01 8062596 12879964 3070176 18.75 188316 4662608 3208112 18.41 1112712 6703464 516400 Average: 8592736 12953558 2999116 18.32 171922 4250818 3148554 18.07 978998 6344282 350798 15:50:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:06 lo 686.68 686.68 653.86 653.86 0.00 0.00 0.00 0.00 16:00:06 ens3 113.43 86.73 897.91 17.23 0.00 0.00 0.00 0.00 16:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1464.50 1464.50 1395.21 1395.21 0.00 0.00 0.00 0.00 16:10:01 ens3 60.46 45.40 212.78 13.04 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1077.39 1077.39 1026.25 1026.25 0.00 0.00 0.00 0.00 Average: ens3 86.82 65.97 553.76 15.13 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-3227) 12/02/25 _x86_64_ (4 CPU) 15:47:25 LINUX RESTART (4 CPU) 15:50:16 CPU %user %nice %system %iowait %steal %idle 16:00:06 all 58.32 0.00 2.07 0.12 0.08 39.41 16:00:06 0 58.23 0.00 2.12 0.17 0.07 39.41 16:00:06 1 56.79 0.00 2.08 0.10 0.08 40.95 16:00:06 2 60.17 0.00 2.35 0.12 0.08 37.28 16:00:06 3 58.09 0.00 1.74 0.09 0.07 40.01 16:10:01 all 55.74 0.00 2.35 0.09 0.08 41.74 16:10:01 0 57.50 0.00 2.53 0.05 0.09 39.84 16:10:01 1 52.77 0.00 2.17 0.14 0.09 44.84 16:10:01 2 55.57 0.00 2.20 0.06 0.08 42.09 16:10:01 3 57.13 0.00 2.51 0.10 0.08 40.18 Average: all 57.02 0.00 2.21 0.10 0.08 40.58 Average: 0 57.86 0.00 2.32 0.11 0.08 39.63 Average: 1 54.77 0.00 2.12 0.12 0.09 42.90 Average: 2 57.86 0.00 2.28 0.09 0.08 39.69 Average: 3 57.61 0.00 2.12 0.09 0.08 40.10