---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11826 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 705 9479 4 5804 14941 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:29:2d:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84540sec preferred_lft 84540sec inet6 fe80::f816:3eff:fe29:2d57/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:0f:92:83:82:ea 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-11826) 12/09/25 _x86_64_ (4 CPU) 02:53:07 LINUX RESTART (4 CPU) 03:00:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:36 10.80 0.02 9.20 1.58 0.58 665.36 12779.27 03:20:01 38.19 0.21 33.39 4.59 6.43 8635.31 28342.12 Average: 23.98 0.11 20.84 3.03 3.40 4500.11 20267.35 03:00:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:36 9917552 13291300 2668416 16.30 126680 3375592 2973408 17.07 724152 5353280 860 03:20:01 6915452 12531512 3415576 20.86 168048 5467156 3342988 19.19 1607856 7340700 20728 Average: 8416502 12911406 3041996 18.58 147364 4421374 3158198 18.13 1166004 6346990 10794 03:00:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:36 lo 55.22 55.22 13.85 13.85 0.00 0.00 0.00 0.00 03:10:36 ens3 4.68 4.09 3.88 1.36 0.00 0.00 0.00 0.00 03:10:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 lo 2155.91 2155.91 2067.97 2067.97 0.00 0.00 0.00 0.00 03:20:01 ens3 69.97 52.31 477.21 14.75 0.00 0.00 0.00 0.00 03:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1065.97 1065.97 1002.19 1002.19 0.00 0.00 0.00 0.00 Average: ens3 36.09 27.29 231.62 7.81 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-11826) 12/09/25 _x86_64_ (4 CPU) 02:53:07 LINUX RESTART (4 CPU) 03:00:26 CPU %user %nice %system %iowait %steal %idle 03:10:36 all 16.72 0.00 0.87 0.09 0.11 82.21 03:10:36 0 15.93 0.00 0.89 0.09 0.11 82.99 03:10:36 1 16.73 0.00 0.87 0.17 0.11 82.12 03:10:36 2 17.41 0.00 0.83 0.02 0.11 81.63 03:10:36 3 16.84 0.00 0.87 0.08 0.11 82.10 03:20:01 all 54.09 0.00 2.85 0.33 0.11 42.61 03:20:01 0 54.44 0.00 2.73 0.42 0.11 42.30 03:20:01 1 54.94 0.00 2.96 0.54 0.12 41.45 03:20:01 2 53.99 0.00 2.82 0.28 0.11 42.78 03:20:01 3 53.00 0.00 2.89 0.07 0.11 43.93 Average: all 34.68 0.00 1.82 0.20 0.11 63.18 Average: 0 34.43 0.00 1.77 0.25 0.11 63.44 Average: 1 35.10 0.00 1.87 0.35 0.12 62.57 Average: 2 35.00 0.00 1.79 0.15 0.11 62.95 Average: 3 34.20 0.00 1.84 0.08 0.11 63.77