---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17480 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 66G 16% / 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 8920 4 6449 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:b4:80:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84572sec preferred_lft 84572sec inet6 fe80::f816:3eff:feb4:800c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:4d:0d:ba:d2:1d 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-17480) 12/30/25 _x86_64_ (4 CPU) 10:37:26 LINUX RESTART (4 CPU) 10:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:10 44.69 3.41 25.59 15.69 571.27 3942.68 268631.55 11:00:10 31.58 0.02 28.18 3.39 0.32 2520.91 49813.36 Average: 38.11 1.71 26.89 9.52 284.64 3228.91 158778.46 10:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:10 9725432 13255984 2702648 16.51 133760 3533536 2893212 16.61 774292 5509432 110256 11:00:10 8983076 12886812 3068308 18.74 153016 3855900 3261652 18.72 899368 6072916 47372 Average: 9354254 13071398 2885478 17.62 143388 3694718 3077432 17.66 836830 5791174 78814 10:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:10 lo 1207.41 1207.41 1142.50 1142.50 0.00 0.00 0.00 0.00 10:50:10 ens3 117.17 90.66 996.46 18.38 0.00 0.00 0.00 0.00 10:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:10 lo 1239.95 1239.95 1180.39 1180.39 0.00 0.00 0.00 0.00 11:00:10 ens3 47.07 36.44 56.18 12.72 0.00 0.00 0.00 0.00 11:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1223.75 1223.75 1161.52 1161.52 0.00 0.00 0.00 0.00 Average: ens3 81.98 63.44 524.41 15.54 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-17480) 12/30/25 _x86_64_ (4 CPU) 10:37:26 LINUX RESTART (4 CPU) 10:40:15 CPU %user %nice %system %iowait %steal %idle 10:50:10 all 51.30 0.00 2.30 0.21 0.08 46.10 10:50:10 0 50.49 0.00 2.04 0.10 0.08 47.29 10:50:10 1 51.40 0.00 2.29 0.11 0.08 46.12 10:50:10 2 52.50 0.00 2.59 0.15 0.09 44.67 10:50:10 3 50.82 0.00 2.29 0.49 0.08 46.31 11:00:10 all 64.35 0.00 2.50 0.09 0.09 32.97 11:00:10 0 65.99 0.00 3.07 0.17 0.10 30.68 11:00:10 1 64.54 0.00 2.47 0.06 0.10 32.84 11:00:10 2 64.45 0.00 2.28 0.05 0.10 33.13 11:00:10 3 62.45 0.00 2.17 0.07 0.09 35.22 Average: all 57.85 0.00 2.40 0.15 0.09 39.51 Average: 0 58.26 0.00 2.55 0.14 0.09 38.96 Average: 1 57.99 0.00 2.38 0.09 0.09 39.46 Average: 2 58.50 0.00 2.43 0.10 0.09 38.88 Average: 3 56.65 0.00 2.23 0.28 0.09 40.75