---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15607 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: 5600.00 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 601 10498 4 4889 15045 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:ff:f3:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84851sec preferred_lft 84851sec inet6 fe80::f816:3eff:feff:f3c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:d4:09:b8:bf:cf 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-15607) 12/21/25 _x86_64_ (4 CPU) 20:07:26 LINUX RESTART (4 CPU) 20:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:03 21.82 0.66 7.76 13.39 436.97 1560.19 253445.28 20:30:01 13.52 0.53 12.12 0.86 19.48 1950.38 3209.03 Average: 17.64 0.60 9.96 7.08 226.67 1756.74 127396.15 20:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:03 9068052 12149268 3813240 23.29 112948 3137028 4059364 23.30 617280 6354516 468 20:30:01 10145600 13659044 2299792 14.05 135460 3517400 2507612 14.39 790804 5041636 10316 Average: 9606826 12904156 3056516 18.67 124204 3327214 3283488 18.85 704042 5698076 5392 20:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:03 lo 0.67 0.67 0.40 0.40 0.00 0.00 0.00 0.00 20:20:03 ens3 26.16 19.19 299.56 3.18 0.00 0.00 0.00 0.00 20:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 296.70 296.70 282.06 282.06 0.00 0.00 0.00 0.00 20:30:01 ens3 35.23 26.82 411.13 3.61 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 149.79 149.79 142.28 142.28 0.00 0.00 0.00 0.00 Average: ens3 30.73 23.03 355.76 3.40 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-15607) 12/21/25 _x86_64_ (4 CPU) 20:07:26 LINUX RESTART (4 CPU) 20:10:15 CPU %user %nice %system %iowait %steal %idle 20:20:03 all 48.32 0.00 0.84 0.10 0.09 50.66 20:20:03 0 52.75 0.00 1.02 0.09 0.09 46.05 20:20:03 1 50.34 0.00 0.84 0.06 0.09 48.67 20:20:03 2 47.07 0.00 0.76 0.20 0.08 51.89 20:20:03 3 43.11 0.00 0.75 0.05 0.09 56.01 20:30:01 all 50.36 0.00 1.04 0.04 0.08 48.47 20:30:01 0 47.01 0.00 0.97 0.08 0.07 51.87 20:30:01 1 37.40 0.00 1.07 0.04 0.09 61.40 20:30:01 2 59.83 0.00 1.16 0.03 0.09 38.90 20:30:01 3 57.22 0.00 0.98 0.02 0.08 41.71 Average: all 49.35 0.00 0.94 0.07 0.08 49.56 Average: 0 49.86 0.00 1.00 0.08 0.08 48.98 Average: 1 43.82 0.00 0.95 0.05 0.09 55.09 Average: 2 53.49 0.00 0.96 0.11 0.09 45.35 Average: 3 50.21 0.00 0.86 0.03 0.08 48.81