---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6779 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 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 685 9603 4 5699 14960 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:58:61:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84597sec preferred_lft 84597sec inet6 fe80::f816:3eff:fe58:6192/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:f9:e4:6e:a4:25 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-6779) 04/22/26 _x86_64_ (4 CPU) 15:45:31 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:16 29.59 0.57 25.92 3.09 20.10 3931.93 5269.31 16:10:16 27.84 0.05 24.85 2.94 1.59 5972.43 11677.08 Average: 28.73 0.31 25.39 3.02 10.96 4939.26 8432.62 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:16 9531256 13346412 2608396 15.93 160680 3740780 2763120 15.86 753372 5651052 10304 16:10:16 7690400 12925616 3022904 18.46 192408 5056728 3432620 19.70 1057924 7117328 28424 Average: 8610828 13136014 2815650 17.20 176544 4398754 3097870 17.78 905648 6384190 19364 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:16 lo 1238.64 1238.64 1180.43 1180.43 0.00 0.00 0.00 0.00 16:00:16 ens3 77.71 54.80 404.88 14.83 0.00 0.00 0.00 0.00 16:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:16 lo 892.69 892.69 849.97 849.97 0.00 0.00 0.00 0.00 16:10:16 ens3 60.00 47.63 234.45 13.29 0.00 0.00 0.00 0.00 16:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1067.86 1067.86 1017.29 1017.29 0.00 0.00 0.00 0.00 Average: ens3 68.97 51.26 320.74 14.07 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-6779) 04/22/26 _x86_64_ (4 CPU) 15:45:31 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:16 all 63.48 0.00 2.41 0.08 0.09 33.93 16:00:16 0 62.55 0.00 2.01 0.05 0.09 35.30 16:00:16 1 61.15 0.00 2.14 0.10 0.09 36.52 16:00:16 2 63.77 0.00 2.70 0.13 0.09 33.31 16:00:16 3 66.46 0.00 2.79 0.07 0.09 30.60 16:10:16 all 58.45 0.00 2.23 0.07 0.09 39.16 16:10:16 0 54.50 0.00 2.02 0.08 0.09 43.31 16:10:16 1 57.98 0.00 2.22 0.09 0.09 39.62 16:10:16 2 62.46 0.00 2.26 0.05 0.09 35.15 16:10:16 3 58.86 0.00 2.40 0.07 0.09 38.57 Average: all 61.00 0.00 2.32 0.08 0.09 36.51 Average: 0 58.57 0.00 2.02 0.06 0.09 39.26 Average: 1 59.58 0.00 2.18 0.09 0.09 38.05 Average: 2 63.12 0.00 2.48 0.09 0.09 34.21 Average: 3 62.71 0.00 2.60 0.07 0.09 34.53