---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-420226 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 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 671 10588 4 4729 14975 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:79:98:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84227sec preferred_lft 84227sec inet6 fe80::f816:3eff:fe79:98d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:a5:7f:e6:34:34 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-420226) 03/10/26 _x86_64_ (4 CPU) 09:11:47 LINUX RESTART (4 CPU) 09:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:13 11.24 1.92 8.79 0.53 124.08 2352.41 31.05 09:40:13 21.67 0.80 18.52 2.34 28.32 3446.35 2449.93 Average: 16.46 1.36 13.66 1.44 76.20 2899.38 1240.49 09:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:13 10989736 14035908 1926000 11.76 123444 3066352 2375836 13.64 525252 4501220 20980 09:40:13 8946836 13060372 2892636 17.67 165156 4003944 3153800 18.10 776952 6195288 107660 Average: 9968286 13548140 2409318 14.72 144300 3535148 2764818 15.87 651102 5348254 64320 09:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:13 lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 09:30:13 ens3 74.38 60.33 589.62 13.18 0.00 0.00 0.00 0.00 09:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:13 lo 963.88 963.88 918.32 918.32 0.00 0.00 0.00 0.00 09:40:13 ens3 92.71 67.68 367.03 17.97 0.00 0.00 0.00 0.00 09:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 482.32 482.32 459.20 459.20 0.00 0.00 0.00 0.00 Average: ens3 83.54 64.00 478.33 15.58 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-420226) 03/10/26 _x86_64_ (4 CPU) 09:11:47 LINUX RESTART (4 CPU) 09:20:13 CPU %user %nice %system %iowait %steal %idle 09:30:13 all 41.35 0.00 1.33 0.07 0.08 57.17 09:30:13 0 41.65 0.00 1.25 0.08 0.08 56.94 09:30:13 1 41.52 0.00 1.44 0.11 0.08 56.85 09:30:13 2 42.09 0.00 1.36 0.03 0.08 56.43 09:30:13 3 40.12 0.00 1.27 0.08 0.08 58.46 09:40:13 all 70.29 0.00 2.63 0.04 0.12 26.92 09:40:13 0 69.37 0.00 2.70 0.04 0.12 27.77 09:40:13 1 70.33 0.00 2.73 0.05 0.12 26.77 09:40:13 2 72.73 0.00 2.50 0.03 0.13 24.61 09:40:13 3 68.75 0.00 2.59 0.02 0.12 28.53 Average: all 55.80 0.00 1.98 0.05 0.10 42.06 Average: 0 55.49 0.00 1.97 0.06 0.10 42.38 Average: 1 55.92 0.00 2.08 0.08 0.10 41.82 Average: 2 57.38 0.00 1.93 0.03 0.11 40.56 Average: 3 54.42 0.00 1.93 0.05 0.10 43.51