---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1548 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: 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 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 681 10385 4 4922 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:c3:b1:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84135sec preferred_lft 84135sec inet6 fe80::f816:3eff:fec3:b1de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:75:b8:1b:f6:a6 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-1548) 08/02/26 _x86_64_ (4 CPU) 17:04:44 LINUX RESTART (4 CPU) 17:10:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:02 2.13 0.04 2.08 0.02 0.90 59.27 0.71 17:30:02 15.12 1.99 12.01 1.12 129.63 3222.99 2591.40 17:40:01 43.72 0.91 24.39 18.42 33.34 4243.93 238383.10 Average: 20.56 1.00 12.96 6.60 55.38 2540.81 81293.23 17:10:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:02 12841876 15413836 557420 3.40 104584 2654260 1368980 7.86 380952 2839660 8360 17:30:02 9983340 13581892 2375612 14.51 144760 3558460 2768212 15.89 639512 5338816 38196 17:40:01 10716924 15397276 552144 3.37 178716 4529432 1119132 6.42 938584 4218444 124 Average: 11180713 14797668 1161725 7.10 142687 3580717 1752108 10.06 653016 4132307 15560 17:10:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 17:20:02 ens3 17.20 15.45 214.34 2.44 0.00 0.00 0.00 0.00 17:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:02 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 17:30:02 ens3 102.89 79.77 603.96 21.24 0.00 0.00 0.00 0.00 17:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 1706.36 1706.36 1620.00 1620.00 0.00 0.00 0.00 0.00 17:40:01 ens3 97.99 81.26 414.32 89.18 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 576.14 576.14 546.54 546.54 0.00 0.00 0.00 0.00 Average: ens3 73.43 59.40 413.56 38.06 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-1548) 08/02/26 _x86_64_ (4 CPU) 17:04:44 LINUX RESTART (4 CPU) 17:10:25 CPU %user %nice %system %iowait %steal %idle 17:20:02 all 0.40 0.00 0.07 0.01 0.02 99.49 17:20:02 0 0.37 0.00 0.08 0.01 0.02 99.52 17:20:02 1 0.35 0.00 0.05 0.03 0.02 99.55 17:20:02 2 0.56 0.00 0.10 0.01 0.02 99.31 17:20:02 3 0.33 0.00 0.05 0.01 0.02 99.60 17:30:02 all 71.97 0.00 2.26 0.05 0.10 25.63 17:30:02 0 70.57 0.00 2.04 0.04 0.10 27.25 17:30:02 1 71.61 0.00 2.47 0.03 0.10 25.79 17:30:02 2 71.45 0.00 2.19 0.08 0.10 26.18 17:30:02 3 74.25 0.00 2.32 0.04 0.10 23.29 17:40:01 all 56.95 0.00 2.40 0.08 0.08 40.48 17:40:01 0 58.09 0.00 2.28 0.09 0.08 39.45 17:40:01 1 59.32 0.00 2.44 0.06 0.09 38.10 17:40:01 2 54.01 0.00 2.30 0.10 0.08 43.52 17:40:01 3 56.37 0.00 2.59 0.09 0.09 40.86 Average: all 43.66 0.00 1.60 0.05 0.07 54.63 Average: 0 43.57 0.00 1.49 0.05 0.07 54.83 Average: 1 44.33 0.00 1.67 0.04 0.07 53.89 Average: 2 42.53 0.00 1.55 0.06 0.07 55.79 Average: 3 44.20 0.00 1.68 0.05 0.07 54.01