---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15146 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 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 687 9610 4 5691 14958 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:04:3f:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84590sec preferred_lft 84590sec inet6 fe80::f816:3eff:fe04:3fd2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:ad:fc:9d:30:b8 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-15146) 12/19/25 _x86_64_ (4 CPU) 20:46:24 LINUX RESTART (4 CPU) 20:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:00 29.22 3.18 23.98 2.05 755.47 5628.83 15707.89 21:10:00 36.66 0.04 32.73 3.89 1.27 5623.71 14619.81 Average: 32.94 1.61 28.36 2.97 378.37 5626.27 15163.85 20:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:00 9132068 13141204 2813260 17.18 165372 3920164 3154400 18.11 948476 5857800 23300 21:10:00 7786352 13007436 2941800 17.97 184968 5059968 3452776 19.82 1197448 6896100 22132 Average: 8459210 13074320 2877530 17.57 175170 4490066 3303588 18.96 1072962 6376950 22716 20:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:00 lo 704.08 704.08 670.37 670.37 0.00 0.00 0.00 0.00 21:00:00 ens3 103.20 79.40 845.04 17.72 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:00 lo 1444.19 1444.19 1375.98 1375.98 0.00 0.00 0.00 0.00 21:10:00 ens3 69.00 49.91 217.42 15.91 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1074.14 1074.14 1023.18 1023.18 0.00 0.00 0.00 0.00 Average: ens3 86.10 64.65 531.23 16.81 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-15146) 12/19/25 _x86_64_ (4 CPU) 20:46:24 LINUX RESTART (4 CPU) 20:50:00 CPU %user %nice %system %iowait %steal %idle 21:00:00 all 59.33 0.00 2.06 0.13 0.09 38.40 21:00:00 0 60.69 0.00 2.43 0.17 0.08 36.63 21:00:00 1 58.89 0.00 1.77 0.07 0.09 39.18 21:00:00 2 58.88 0.00 2.17 0.13 0.09 38.74 21:00:00 3 58.86 0.00 1.86 0.16 0.09 39.04 21:10:00 all 62.91 0.00 2.54 0.12 0.09 34.34 21:10:00 0 62.26 0.00 2.89 0.10 0.09 34.66 21:10:00 1 62.82 0.00 2.46 0.14 0.09 34.49 21:10:00 2 64.91 0.00 2.47 0.08 0.09 32.45 21:10:00 3 61.66 0.00 2.33 0.17 0.10 35.74 Average: all 61.12 0.00 2.30 0.13 0.09 36.37 Average: 0 61.47 0.00 2.66 0.13 0.09 35.65 Average: 1 60.85 0.00 2.12 0.10 0.09 36.84 Average: 2 61.89 0.00 2.32 0.10 0.09 35.60 Average: 3 60.26 0.00 2.10 0.16 0.09 37.39