---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3595 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 67G 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 682 10370 4 4935 14964 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:f6:18:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84629sec preferred_lft 84629sec inet6 fe80::f816:3eff:fef6:1803/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:8d:b1:71:be:d7 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-3595) 04/16/26 _x86_64_ (4 CPU) 09:31:09 LINUX RESTART (4 CPU) 09:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:01 11.18 0.47 9.60 1.11 18.19 2193.45 2909.07 10:00:00 44.79 0.74 25.61 18.44 26.42 3684.31 206012.90 Average: 27.96 0.60 17.59 9.77 22.30 2937.78 104310.31 09:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 9811372 13595296 2361296 14.42 151468 3726144 2579608 14.81 789172 5345516 22760 10:00:00 10676748 15373668 576508 3.52 177076 4555276 1081048 6.21 1046000 4152124 9692 Average: 10244060 14484482 1468902 8.97 164272 4140710 1830328 10.51 917586 4748820 16226 09:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 lo 1.44 1.44 0.15 0.15 0.00 0.00 0.00 0.00 09:50:01 ens3 63.49 52.42 100.10 17.68 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:00 lo 1797.03 1797.03 1702.69 1702.69 0.00 0.00 0.00 0.00 10:00:00 ens3 120.61 113.43 417.01 191.50 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 897.90 897.90 850.15 850.15 0.00 0.00 0.00 0.00 Average: ens3 92.01 82.88 258.32 104.46 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-3595) 04/16/26 _x86_64_ (4 CPU) 09:31:09 LINUX RESTART (4 CPU) 09:40:00 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 71.76 0.00 2.29 0.03 0.11 25.81 09:50:01 0 70.55 0.00 2.13 0.02 0.12 27.18 09:50:01 1 72.15 0.00 2.23 0.04 0.11 25.46 09:50:01 2 71.14 0.00 2.59 0.03 0.11 26.13 09:50:01 3 73.20 0.00 2.22 0.02 0.11 24.45 10:00:00 all 42.30 0.00 2.08 0.60 0.08 54.95 10:00:00 0 43.98 0.00 2.32 0.50 0.09 53.11 10:00:00 1 40.64 0.00 1.99 0.28 0.08 57.02 10:00:00 2 38.88 0.00 1.83 0.24 0.08 58.98 10:00:00 3 45.69 0.00 2.17 1.37 0.08 50.69 Average: all 57.05 0.00 2.19 0.31 0.10 40.36 Average: 0 57.28 0.00 2.23 0.26 0.10 40.13 Average: 1 56.42 0.00 2.11 0.16 0.09 41.21 Average: 2 55.04 0.00 2.21 0.13 0.10 42.52 Average: 3 59.46 0.00 2.19 0.69 0.10 37.56