---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11889 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 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 629 10334 4 5025 15017 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:54:66:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84822sec preferred_lft 84822sec inet6 fe80::f816:3eff:fe54:6626/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:6b:55:82:04:c0 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-11889) 12/09/25 _x86_64_ (4 CPU) 09:04:45 LINUX RESTART (4 CPU) 09:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:03 7.40 0.43 6.48 0.49 409.69 1274.38 865.88 09:30:03 19.98 0.54 17.71 1.72 19.45 2533.14 15806.67 Average: 13.69 0.49 12.10 1.11 214.57 1903.77 8336.40 09:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:03 9451224 12711384 3250336 19.85 115512 3307488 3579232 20.54 687984 5889892 932 09:30:03 10670536 15449900 505628 3.09 135564 4747708 991812 5.69 1056284 4211572 1059032 Average: 10060880 14080642 1877982 11.47 125538 4027598 2285522 13.12 872134 5050732 529982 09:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:03 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 09:20:03 ens3 20.83 16.73 165.18 2.85 0.00 0.00 0.00 0.00 09:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 lo 504.04 504.04 480.00 480.00 0.00 0.00 0.00 0.00 09:30:03 ens3 45.36 35.60 484.39 17.19 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 252.34 252.34 240.20 240.20 0.00 0.00 0.00 0.00 Average: ens3 33.10 26.16 324.79 10.02 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-11889) 12/09/25 _x86_64_ (4 CPU) 09:04:45 LINUX RESTART (4 CPU) 09:10:03 CPU %user %nice %system %iowait %steal %idle 09:20:03 all 51.42 0.00 0.76 0.04 0.08 47.70 09:20:03 0 62.62 0.00 0.81 0.05 0.08 36.44 09:20:03 1 49.44 0.00 0.68 0.04 0.08 49.76 09:20:03 2 54.95 0.00 0.89 0.03 0.08 44.05 09:20:03 3 38.69 0.00 0.68 0.03 0.08 60.52 09:30:03 all 55.04 0.00 1.39 0.06 0.08 43.43 09:30:03 0 68.78 0.00 1.47 0.03 0.09 29.64 09:30:03 1 47.90 0.00 1.40 0.10 0.08 50.52 09:30:03 2 45.37 0.00 1.20 0.05 0.08 53.30 09:30:03 3 58.15 0.00 1.49 0.05 0.08 40.23 Average: all 53.23 0.00 1.08 0.05 0.08 45.56 Average: 0 65.70 0.00 1.14 0.04 0.08 33.04 Average: 1 48.67 0.00 1.04 0.07 0.08 50.14 Average: 2 50.15 0.00 1.05 0.04 0.08 48.68 Average: 3 48.41 0.00 1.09 0.04 0.08 50.38