---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16833 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 703 10506 4 4779 14943 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:d6:e4:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84778sec preferred_lft 84778sec inet6 fe80::f816:3eff:fed6:e4b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:34:14:2e:63:f2 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-16833) 05/19/26 _x86_64_ (4 CPU) 14:41:37 LINUX RESTART (4 CPU) 14:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:23 11.67 0.49 10.06 1.12 17.21 2505.64 2516.33 Average: 11.67 0.49 10.06 1.12 17.21 2505.64 2516.33 14:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:23 9626068 13348808 2606884 15.92 152132 3652320 2807048 16.11 682532 5625704 75592 Average: 9626068 13348808 2606884 15.92 152132 3652320 2807048 16.11 682532 5625704 75592 14:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:23 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 15:00:23 ens3 71.45 55.96 192.56 18.00 0.00 0.00 0.00 0.00 15:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 71.45 55.96 192.56 18.00 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-16833) 05/19/26 _x86_64_ (4 CPU) 14:41:37 LINUX RESTART (4 CPU) 14:50:06 CPU %user %nice %system %iowait %steal %idle 15:00:23 all 73.74 0.00 2.34 0.03 0.09 23.80 15:00:23 0 73.41 0.00 2.57 0.03 0.09 23.90 15:00:23 1 73.36 0.00 2.14 0.04 0.09 24.37 15:00:23 2 77.57 0.00 2.46 0.02 0.09 19.86 15:00:23 3 70.63 0.00 2.19 0.03 0.09 27.05 Average: all 73.74 0.00 2.34 0.03 0.09 23.80 Average: 0 73.41 0.00 2.57 0.03 0.09 23.90 Average: 1 73.36 0.00 2.14 0.04 0.09 24.37 Average: 2 77.57 0.00 2.46 0.02 0.09 19.86 Average: 3 70.63 0.00 2.19 0.03 0.09 27.05