---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11693 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 645 9463 4 5879 15001 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:98:e9:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84717sec preferred_lft 84717sec inet6 fe80::f816:3eff:fe98:e963/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:98:68:9a:11:f8 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-11693) 12/08/25 _x86_64_ (4 CPU) 20:04:08 LINUX RESTART (4 CPU) 20:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:12 11.29 0.02 9.64 1.62 0.59 802.90 20171.13 20:30:14 34.33 0.20 30.05 4.08 6.58 7822.94 27346.08 Average: 22.72 0.11 19.77 2.84 3.56 4285.30 23730.36 20:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:12 9628596 13128448 2829716 17.28 126332 3502292 3083676 17.70 777572 5578336 264 20:30:14 6915212 12645636 3301100 20.16 166304 5588020 3599224 20.66 1648924 7306264 93028 Average: 8271904 12887042 3065408 18.72 146318 4545156 3341450 19.18 1213248 6442300 46646 20:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:12 lo 51.73 51.73 12.56 12.56 0.00 0.00 0.00 0.00 20:20:12 ens3 7.43 6.02 7.69 1.73 0.00 0.00 0.00 0.00 20:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:14 lo 2128.91 2128.91 2039.14 2039.14 0.00 0.00 0.00 0.00 20:30:14 ens3 50.99 39.57 442.41 8.49 0.00 0.00 0.00 0.00 20:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1082.14 1082.14 1017.87 1017.87 0.00 0.00 0.00 0.00 Average: ens3 29.04 22.66 223.34 5.08 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-11693) 12/08/25 _x86_64_ (4 CPU) 20:04:08 LINUX RESTART (4 CPU) 20:10:01 CPU %user %nice %system %iowait %steal %idle 20:20:12 all 20.70 0.00 0.85 1.15 0.09 77.21 20:20:12 0 20.57 0.00 0.84 1.76 0.10 76.73 20:20:12 1 20.47 0.00 0.93 0.25 0.09 78.26 20:20:12 2 21.79 0.00 0.87 0.91 0.09 76.34 20:20:12 3 19.96 0.00 0.77 1.67 0.09 77.51 20:30:14 all 50.96 0.00 2.64 0.12 0.09 46.19 20:30:14 0 51.16 0.00 2.69 0.05 0.09 46.01 20:30:14 1 51.18 0.00 2.79 0.19 0.09 45.76 20:30:14 2 51.21 0.00 2.52 0.18 0.09 46.01 20:30:14 3 50.28 0.00 2.58 0.08 0.09 46.97 Average: all 35.70 0.00 1.74 0.64 0.09 61.83 Average: 0 35.72 0.00 1.76 0.91 0.09 61.52 Average: 1 35.68 0.00 1.85 0.22 0.09 62.16 Average: 2 36.38 0.00 1.69 0.54 0.09 61.30 Average: 3 35.01 0.00 1.67 0.88 0.09 62.36