---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17874 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 12G 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 638 9450 4 5900 15008 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:c0:9c:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84619sec preferred_lft 84619sec inet6 fe80::f816:3eff:fec0:9cf2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:b5:c6:8b:36:01 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-17874) 01/02/26 _x86_64_ (4 CPU) 01:06:25 LINUX RESTART (4 CPU) 01:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 36.26 0.60 19.33 16.34 227.48 2670.82 319017.32 01:30:08 26.24 0.16 22.57 3.51 4.98 1962.43 29131.78 Average: 31.15 0.37 20.98 9.80 114.15 2310.00 171361.66 01:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9683204 13149788 2808844 17.16 128376 3465096 3063792 17.59 759832 5540972 1268 01:30:08 9052640 12960792 2994276 18.29 150528 3852364 3028740 17.38 908876 5984572 35172 Average: 9367922 13055290 2901560 17.72 139452 3658730 3046266 17.49 834354 5762772 18220 01:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 32.04 32.04 7.60 7.60 0.00 0.00 0.00 0.00 01:20:01 ens3 30.41 22.35 163.47 5.09 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:08 lo 1280.22 1280.22 1195.59 1195.59 0.00 0.00 0.00 0.00 01:30:08 ens3 57.60 43.51 250.11 10.68 0.00 0.00 0.00 0.00 01:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 667.81 667.81 612.71 612.71 0.00 0.00 0.00 0.00 Average: ens3 44.26 33.13 207.60 7.94 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-17874) 01/02/26 _x86_64_ (4 CPU) 01:06:25 LINUX RESTART (4 CPU) 01:10:15 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 32.08 0.00 1.16 0.18 0.09 66.50 01:20:01 0 32.61 0.00 1.32 0.14 0.09 65.83 01:20:01 1 32.12 0.00 1.21 0.25 0.09 66.34 01:20:01 2 31.07 0.00 1.06 0.20 0.09 67.59 01:20:01 3 32.50 0.00 1.05 0.11 0.08 66.26 01:30:08 all 37.79 0.00 1.88 0.06 0.09 60.17 01:30:08 0 37.67 0.00 1.73 0.04 0.10 60.47 01:30:08 1 37.02 0.00 2.03 0.05 0.09 60.81 01:30:08 2 37.80 0.00 1.80 0.13 0.09 60.18 01:30:08 3 38.66 0.00 1.98 0.04 0.10 59.22 Average: all 34.98 0.00 1.53 0.12 0.09 63.28 Average: 0 35.19 0.00 1.53 0.09 0.09 63.10 Average: 1 34.62 0.00 1.63 0.15 0.09 63.52 Average: 2 34.50 0.00 1.43 0.16 0.09 63.82 Average: 3 35.64 0.00 1.52 0.08 0.09 62.67