---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22294 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 13G 66G 16% / 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 683 8671 4 6634 14963 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:b5:ea:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84593sec preferred_lft 84593sec inet6 fe80::f816:3eff:feb5:ea59/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:e2:8b:5c:6a:ca 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-22294) 03/24/26 _x86_64_ (4 CPU) 13:44:14 LINUX RESTART (4 CPU) 13:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:00 24.73 0.06 21.97 2.70 6.36 2267.23 4347.22 14:10:07 25.00 0.03 22.56 2.41 0.37 4093.01 18331.98 Average: 24.87 0.04 22.27 2.55 3.33 3191.45 11426.42 13:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:00 9143156 12900688 3055980 18.66 144652 3724452 3357220 19.27 774468 6061244 21024 14:10:07 5626496 10356960 5595764 34.18 161500 4638508 5443736 31.25 1054320 9221164 12 Average: 7384826 11628824 4325872 26.42 153076 4181480 4400478 25.26 914394 7641204 10518 13:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:00 lo 1340.42 1340.42 1270.78 1270.78 0.00 0.00 0.00 0.00 14:00:00 ens3 22.90 20.45 19.00 7.01 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:07 lo 1092.13 1092.13 3267.59 3267.59 0.00 0.00 0.00 0.00 14:10:07 ens3 24.84 20.79 43.03 6.28 0.00 0.00 0.00 0.00 14:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1214.73 1214.73 2281.58 2281.58 0.00 0.00 0.00 0.00 Average: ens3 23.88 20.62 31.16 6.64 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-22294) 03/24/26 _x86_64_ (4 CPU) 13:44:14 LINUX RESTART (4 CPU) 13:50:07 CPU %user %nice %system %iowait %steal %idle 14:00:00 all 66.55 0.00 2.27 0.05 0.10 31.02 14:00:00 0 66.34 0.00 2.17 0.05 0.10 31.34 14:00:00 1 66.84 0.00 2.12 0.05 0.11 30.89 14:00:00 2 66.41 0.00 2.43 0.06 0.10 30.99 14:00:00 3 66.60 0.00 2.38 0.06 0.10 30.86 14:10:07 all 54.43 0.00 2.04 0.10 0.10 43.33 14:10:07 0 52.72 0.00 2.08 0.14 0.10 44.96 14:10:07 1 55.78 0.00 2.15 0.14 0.09 41.83 14:10:07 2 56.25 0.00 1.97 0.09 0.10 41.60 14:10:07 3 52.97 0.00 1.96 0.04 0.09 44.95 Average: all 60.41 0.00 2.16 0.08 0.10 37.25 Average: 0 59.45 0.00 2.13 0.09 0.10 38.23 Average: 1 61.24 0.00 2.14 0.09 0.10 36.43 Average: 2 61.27 0.00 2.20 0.08 0.10 36.36 Average: 3 59.70 0.00 2.17 0.05 0.10 37.99