---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13025 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 689 9690 4 5609 14957 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:56:d5:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84515sec preferred_lft 84515sec inet6 fe80::f816:3eff:fe56:d533/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:c4:af:29:ad:2b 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-13025) 12/12/25 _x86_64_ (4 CPU) 06:26:26 LINUX RESTART (4 CPU) 06:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:15 30.37 3.05 25.06 2.27 550.92 5245.15 13765.72 06:50:07 34.42 0.08 30.78 3.56 1.61 6019.92 18919.01 Average: 32.38 1.57 27.90 2.91 278.09 5629.96 16325.25 06:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:15 9171132 13074288 2880896 17.60 156700 3835908 3094936 17.76 845464 5939212 187300 06:50:07 7644204 12776652 3172252 19.37 187868 4967880 3383796 19.42 1128360 7099964 32604 Average: 8407668 12925470 3026574 18.49 172284 4401894 3239366 18.59 986912 6519588 109952 06:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:15 lo 803.58 803.58 765.23 765.23 0.00 0.00 0.00 0.00 06:40:15 ens3 115.84 85.18 846.81 17.91 0.00 0.00 0.00 0.00 06:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:07 lo 1349.09 1349.09 1285.01 1285.01 0.00 0.00 0.00 0.00 06:50:07 ens3 68.75 50.52 221.95 14.36 0.00 0.00 0.00 0.00 06:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1074.52 1074.52 1023.39 1023.39 0.00 0.00 0.00 0.00 Average: ens3 92.45 67.97 536.46 16.15 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-13025) 12/12/25 _x86_64_ (4 CPU) 06:26:26 LINUX RESTART (4 CPU) 06:30:15 CPU %user %nice %system %iowait %steal %idle 06:40:15 all 61.61 0.00 2.21 3.19 0.10 32.88 06:40:15 0 62.36 0.00 2.08 1.05 0.10 34.41 06:40:15 1 62.60 0.00 2.26 3.09 0.10 31.95 06:40:15 2 61.31 0.00 2.28 5.06 0.10 31.25 06:40:15 3 60.19 0.00 2.21 3.57 0.10 33.93 06:50:07 all 57.94 0.00 2.42 0.13 0.09 39.42 06:50:07 0 58.41 0.00 2.34 0.14 0.09 39.01 06:50:07 1 55.91 0.00 2.33 0.08 0.09 41.58 06:50:07 2 59.07 0.00 2.45 0.18 0.10 38.20 06:50:07 3 58.35 0.00 2.56 0.13 0.10 38.87 Average: all 59.79 0.00 2.31 1.67 0.10 36.13 Average: 0 60.40 0.00 2.21 0.60 0.10 36.69 Average: 1 59.27 0.00 2.29 1.60 0.10 36.74 Average: 2 60.20 0.00 2.37 2.63 0.10 34.70 Average: 3 59.27 0.00 2.38 1.86 0.10 36.38