---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15063 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: 5600.00 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 68G 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 664 10459 4 4865 14982 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:bc:7a:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84453sec preferred_lft 84453sec inet6 fe80::f816:3eff:febc:7a4a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:9b:d0:3a:72:59 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-15063) 12/19/25 _x86_64_ (4 CPU) 09:11:33 LINUX RESTART (4 CPU) 09:20:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:23 13.47 2.01 10.55 0.90 130.81 2642.48 2470.05 09:40:01 32.77 0.93 27.55 4.29 30.43 4840.00 3747.19 Average: 22.94 1.48 18.90 2.57 81.54 3721.13 3096.94 09:20:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:23 10252468 13666388 2292544 14.00 135460 3407244 2717244 15.60 693944 5052420 35252 09:40:01 10772468 15393148 557848 3.41 169284 4490060 1091316 6.26 1025512 4081564 700 Average: 10512468 14529768 1425196 8.70 152372 3948652 1904280 10.93 859728 4566992 17976 09:20:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:23 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 09:30:23 ens3 80.38 66.41 500.07 17.67 0.00 0.00 0.00 0.00 09:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 1436.06 1436.06 1365.99 1365.99 0.00 0.00 0.00 0.00 09:40:01 ens3 95.24 72.28 425.31 46.77 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 705.50 705.50 670.56 670.56 0.00 0.00 0.00 0.00 Average: ens3 87.67 69.29 463.37 31.95 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-15063) 12/19/25 _x86_64_ (4 CPU) 09:11:33 LINUX RESTART (4 CPU) 09:20:23 CPU %user %nice %system %iowait %steal %idle 09:30:23 all 62.69 0.00 1.93 0.04 0.10 35.23 09:30:23 0 62.21 0.00 1.65 0.05 0.10 35.99 09:30:23 1 61.93 0.00 1.86 0.02 0.10 36.08 09:30:23 2 63.80 0.00 2.25 0.06 0.10 33.80 09:30:23 3 62.84 0.00 1.95 0.05 0.10 35.07 09:40:01 all 63.70 0.00 2.57 0.11 0.10 33.52 09:40:01 0 62.46 0.00 2.33 0.09 0.10 35.03 09:40:01 1 64.83 0.00 2.46 0.11 0.10 32.51 09:40:01 2 65.00 0.00 2.70 0.11 0.10 32.09 09:40:01 3 62.50 0.00 2.81 0.12 0.10 34.47 Average: all 63.19 0.00 2.24 0.07 0.10 34.40 Average: 0 62.33 0.00 1.98 0.07 0.10 35.52 Average: 1 63.35 0.00 2.15 0.06 0.10 34.33 Average: 2 64.39 0.00 2.47 0.08 0.10 32.96 Average: 3 62.67 0.00 2.37 0.09 0.10 34.78