---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17289 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 642 8772 4 6574 15004 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:57:f6:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84689sec preferred_lft 84689sec inet6 fe80::f816:3eff:fe57:f616/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:14:f8:ac:8d:ce 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-17289) 12/29/25 _x86_64_ (4 CPU) 10:37:27 LINUX RESTART (4 CPU) 10:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:15 47.79 3.53 28.30 15.97 770.75 4259.00 268974.99 11:00:01 47.89 12.19 31.89 3.81 135.04 2939.76 43079.86 Average: 47.84 7.80 30.07 9.96 456.68 3607.25 157374.22 10:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:15 9690048 13284992 2673536 16.33 135660 3592136 3125156 17.94 866516 5443840 41876 11:00:01 8318180 12958696 2994384 18.29 160096 4547800 3110856 17.86 1188780 6395420 521884 Average: 9004114 13121844 2833960 17.31 147878 4069968 3118006 17.90 1027648 5919630 281880 10:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:15 lo 1450.94 1450.94 1375.82 1375.82 0.00 0.00 0.00 0.00 10:50:15 ens3 110.27 85.83 950.84 20.00 0.00 0.00 0.00 0.00 10:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1458.43 1458.43 1388.45 1388.45 0.00 0.00 0.00 0.00 11:00:01 ens3 54.87 43.95 140.81 14.02 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1454.64 1454.64 1382.06 1382.06 0.00 0.00 0.00 0.00 Average: ens3 82.90 65.14 550.66 17.05 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-17289) 12/29/25 _x86_64_ (4 CPU) 10:37:27 LINUX RESTART (4 CPU) 10:40:15 CPU %user %nice %system %iowait %steal %idle 10:50:15 all 60.39 0.00 2.45 0.13 0.09 36.93 10:50:15 0 61.25 0.00 2.69 0.16 0.10 35.81 10:50:15 1 61.01 0.00 2.44 0.10 0.09 36.36 10:50:15 2 59.91 0.00 2.19 0.14 0.09 37.67 10:50:15 3 59.41 0.00 2.49 0.12 0.09 37.88 11:00:01 all 62.66 0.07 2.63 0.13 0.10 34.41 11:00:01 0 63.64 0.01 2.61 0.11 0.10 33.53 11:00:01 1 63.17 0.13 2.59 0.16 0.10 33.85 11:00:01 2 62.33 0.10 2.62 0.16 0.10 34.69 11:00:01 3 61.48 0.05 2.70 0.11 0.09 35.56 Average: all 61.51 0.04 2.54 0.13 0.10 35.68 Average: 0 62.43 0.00 2.65 0.13 0.10 34.68 Average: 1 62.08 0.07 2.51 0.13 0.10 35.12 Average: 2 61.11 0.05 2.40 0.15 0.10 36.20 Average: 3 60.43 0.02 2.60 0.12 0.09 36.73