---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-54148 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: 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 12G 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 740 9590 4 5658 14906 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:59:c0:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84809sec preferred_lft 84809sec inet6 fe80::f816:3eff:fe59:c00e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:8f:51:f5:5f:20 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-54148) 03/30/26 _x86_64_ (4 CPU) 02:36:59 LINUX RESTART (4 CPU) 02:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:04 28.80 0.61 25.42 2.77 20.67 4148.88 7789.11 03:00:04 27.36 0.04 24.45 2.88 1.77 5990.23 8351.69 Average: 28.08 0.32 24.93 2.83 11.22 5069.54 8070.39 02:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:04 9541980 13326096 2628268 16.05 158160 3715132 2727608 15.66 742356 5647008 10664 03:00:04 7895988 13086724 2861852 17.48 187932 5021192 2925992 16.80 1042524 6931012 25848 Average: 8718984 13206410 2745060 16.77 173046 4368162 2826800 16.23 892440 6289010 18256 02:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:04 lo 1222.22 1222.22 1164.92 1164.92 0.00 0.00 0.00 0.00 02:50:04 ens3 52.29 39.35 406.44 9.84 0.00 0.00 0.00 0.00 02:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:04 lo 1053.40 1053.40 1003.59 1003.59 0.00 0.00 0.00 0.00 03:00:04 ens3 41.24 34.40 229.40 8.97 0.00 0.00 0.00 0.00 03:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1137.81 1137.81 1084.26 1084.26 0.00 0.00 0.00 0.00 Average: ens3 46.77 36.88 317.92 9.41 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-54148) 03/30/26 _x86_64_ (4 CPU) 02:36:59 LINUX RESTART (4 CPU) 02:40:04 CPU %user %nice %system %iowait %steal %idle 02:50:04 all 64.20 0.00 2.34 0.05 0.10 33.31 02:50:04 0 62.49 0.00 1.93 0.03 0.10 35.46 02:50:04 1 63.26 0.00 2.41 0.06 0.10 34.17 02:50:04 2 66.01 0.00 2.37 0.06 0.10 31.46 02:50:04 3 65.04 0.00 2.64 0.06 0.10 32.17 03:00:04 all 59.40 0.00 2.17 0.07 0.10 38.26 03:00:04 0 60.48 0.00 1.96 0.03 0.10 37.44 03:00:04 1 56.27 0.00 2.11 0.12 0.10 41.41 03:00:04 2 61.42 0.00 2.37 0.04 0.10 36.07 03:00:04 3 59.46 0.00 2.25 0.10 0.10 38.09 Average: all 61.80 0.00 2.25 0.06 0.10 35.79 Average: 0 61.48 0.00 1.94 0.03 0.10 36.45 Average: 1 59.76 0.00 2.26 0.09 0.10 37.80 Average: 2 63.71 0.00 2.37 0.05 0.10 33.77 Average: 3 62.24 0.00 2.45 0.08 0.10 35.13