---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3687 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 650 10352 4 4986 14996 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:7e:af:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84856sec preferred_lft 84856sec inet6 fe80::f816:3eff:fe7e:af46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:ed:25:ca:a2:ed 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-3687) 12/04/25 _x86_64_ (4 CPU) 17:27:25 LINUX RESTART (4 CPU) 17:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:04 18.30 2.63 14.25 1.43 753.34 3706.76 33753.99 17:50:01 28.81 0.92 24.23 3.66 29.67 4522.79 4492.05 Average: 23.59 1.77 19.27 2.55 389.31 4117.25 19034.28 17:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:04 10202936 13767912 2190520 13.38 135556 3554036 2798720 16.06 758176 5027336 24356 17:50:01 10644408 15389672 560176 3.42 169524 4612908 1106852 6.35 1085124 4139916 200 Average: 10423672 14578792 1375348 8.40 152540 4083472 1952786 11.21 921650 4583626 12278 17:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:04 lo 1.35 1.35 0.14 0.14 0.00 0.00 0.00 0.00 17:40:04 ens3 87.45 65.42 787.67 14.76 0.00 0.00 0.00 0.00 17:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 lo 1402.78 1402.78 1330.66 1330.66 0.00 0.00 0.00 0.00 17:50:01 ens3 84.73 73.37 412.57 95.76 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 706.32 706.32 669.44 669.44 0.00 0.00 0.00 0.00 Average: ens3 86.08 69.42 598.98 55.51 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-3687) 12/04/25 _x86_64_ (4 CPU) 17:27:25 LINUX RESTART (4 CPU) 17:30:14 CPU %user %nice %system %iowait %steal %idle 17:40:04 all 67.18 0.00 2.13 0.08 0.09 30.52 17:40:04 0 65.49 0.00 2.04 0.10 0.09 32.27 17:40:04 1 68.89 0.00 2.39 0.06 0.09 28.56 17:40:04 2 67.50 0.00 1.94 0.06 0.09 30.40 17:40:04 3 66.84 0.00 2.14 0.10 0.09 30.83 17:50:01 all 61.02 0.00 2.40 0.08 0.08 36.42 17:50:01 0 63.03 0.00 2.22 0.09 0.08 34.58 17:50:01 1 60.47 0.00 2.67 0.15 0.08 36.63 17:50:01 2 60.60 0.00 2.19 0.06 0.08 37.07 17:50:01 3 59.97 0.00 2.51 0.03 0.08 37.40 Average: all 64.08 0.00 2.27 0.08 0.09 33.49 Average: 0 64.25 0.00 2.13 0.09 0.09 33.43 Average: 1 64.66 0.00 2.53 0.11 0.08 32.62 Average: 2 64.03 0.00 2.07 0.06 0.09 33.75 Average: 3 63.38 0.00 2.33 0.07 0.09 34.14