---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12633 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 68G 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 618 10616 4 4754 15028 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:07:96:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84723sec preferred_lft 84723sec inet6 fe80::f816:3eff:fe07:96ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:57:05:9f:27:bc 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-12633) 12/11/25 _x86_64_ (4 CPU) 12:44:05 LINUX RESTART (4 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:08 4.02 0.07 3.76 0.19 6.87 624.01 36.74 13:10:01 20.10 0.55 17.97 1.57 19.73 2571.13 5860.53 Average: 11.97 0.31 10.78 0.88 13.22 1586.52 2915.59 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:08 9721368 12702768 3260732 19.92 111672 3036812 3470716 19.92 562176 5746140 108 13:10:01 9492452 13597796 2360524 14.42 132208 4092484 2514864 14.44 927748 5561028 657064 Average: 9606910 13150282 2810628 17.17 121940 3564648 2992790 17.18 744962 5653584 328586 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:08 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 13:00:08 ens3 10.36 8.46 36.34 2.48 0.00 0.00 0.00 0.00 13:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 448.36 448.36 426.94 426.94 0.00 0.00 0.00 0.00 13:10:01 ens3 50.56 39.30 488.93 6.72 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 221.95 221.95 211.24 211.24 0.00 0.00 0.00 0.00 Average: ens3 30.23 23.70 260.07 4.58 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-12633) 12/11/25 _x86_64_ (4 CPU) 12:44:05 LINUX RESTART (4 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:08 all 51.06 0.00 0.67 0.02 0.08 48.16 13:00:08 0 58.03 0.00 0.76 0.01 0.09 41.11 13:00:08 1 47.38 0.00 0.58 0.04 0.08 51.91 13:00:08 2 47.71 0.00 0.62 0.04 0.08 51.54 13:00:08 3 51.11 0.00 0.71 0.00 0.07 48.10 13:10:01 all 54.67 0.00 1.33 0.07 0.09 43.84 13:10:01 0 44.65 0.00 1.30 0.06 0.08 53.91 13:10:01 1 83.23 0.00 1.51 0.14 0.10 15.01 13:10:01 2 46.07 0.00 1.30 0.03 0.09 52.51 13:10:01 3 44.72 0.00 1.21 0.06 0.08 53.94 Average: all 52.84 0.00 1.00 0.05 0.08 46.03 Average: 0 51.43 0.00 1.02 0.04 0.09 47.43 Average: 1 65.09 0.00 1.04 0.09 0.09 33.69 Average: 2 46.90 0.00 0.96 0.04 0.08 52.02 Average: 3 47.95 0.00 0.96 0.03 0.08 50.98