---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17211 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 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 641 10270 4 5077 15005 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:3c:f1:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84791sec preferred_lft 84791sec inet6 fe80::f816:3eff:fe3c:f1fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:08:98:18:f7:14 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-17211) 05/20/26 _x86_64_ (4 CPU) 20:07:30 LINUX RESTART (4 CPU) 20:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:14 12.47 2.29 9.59 0.58 333.63 2631.27 6705.57 20:30:14 7.89 0.51 6.94 0.44 18.83 1561.25 1176.64 Average: 10.20 1.41 8.28 0.51 177.65 2101.08 3965.99 20:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:14 9036404 12244592 3717356 22.70 115768 3254488 3893956 22.35 582776 6397540 548 20:30:14 10045244 13675236 2283388 13.95 133552 3630364 2478172 14.22 669780 5261364 784 Average: 9540824 12959914 3000372 18.33 124660 3442426 3186064 18.29 626278 5829452 666 20:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:14 lo 0.69 0.69 0.38 0.38 0.00 0.00 0.00 0.00 20:20:14 ens3 56.32 41.60 650.34 5.70 0.00 0.00 0.00 0.00 20:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:14 lo 101.73 101.73 96.60 96.60 0.00 0.00 0.00 0.00 20:30:14 ens3 38.30 26.45 432.41 3.29 0.00 0.00 0.00 0.00 20:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 50.76 50.76 48.06 48.06 0.00 0.00 0.00 0.00 Average: ens3 47.39 34.10 542.36 4.51 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-17211) 05/20/26 _x86_64_ (4 CPU) 20:07:30 LINUX RESTART (4 CPU) 20:10:03 CPU %user %nice %system %iowait %steal %idle 20:20:14 all 52.55 0.00 1.00 0.06 0.09 46.29 20:20:14 0 50.97 0.00 1.06 0.05 0.09 47.82 20:20:14 1 54.88 0.00 0.94 0.07 0.09 44.02 20:20:14 2 46.66 0.00 1.08 0.09 0.09 52.08 20:20:14 3 57.70 0.00 0.91 0.04 0.10 41.25 20:30:14 all 45.89 0.00 0.79 0.04 0.09 53.18 20:30:14 0 31.21 0.00 0.77 0.06 0.09 67.87 20:30:14 1 37.14 0.00 0.63 0.05 0.09 62.10 20:30:14 2 45.17 0.00 0.91 0.04 0.09 53.79 20:30:14 3 70.04 0.00 0.86 0.03 0.11 28.97 Average: all 49.25 0.00 0.89 0.05 0.09 49.71 Average: 0 41.18 0.00 0.91 0.06 0.09 57.75 Average: 1 46.10 0.00 0.78 0.06 0.09 52.97 Average: 2 45.92 0.00 0.99 0.06 0.09 52.93 Average: 3 63.81 0.00 0.88 0.03 0.10 35.17