---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25843 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 685 10491 4 4812 14961 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:00:71:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83650sec preferred_lft 83650sec inet6 fe80::f816:3eff:fe00:71ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:58:60:c4:18:ee 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-25843) 06/08/26 _x86_64_ (4 CPU) 09:12:21 LINUX RESTART (4 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 2.30 0.00 2.29 0.00 0.04 39.01 58.09 09:40:01 10.83 1.92 8.43 0.48 124.03 2286.43 1214.37 09:50:01 19.92 0.77 17.19 1.95 28.01 3202.88 4527.11 Average: 11.01 0.90 9.30 0.81 50.68 1841.54 1931.56 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 13039184 15506672 468224 2.86 98580 2558460 992392 5.70 336164 2671700 264 09:40:01 10073068 13280768 2680324 16.37 125852 3215664 3287468 18.87 530400 5390028 31788 09:50:01 9011908 13186212 2766440 16.90 163544 4064280 3124900 17.94 754852 6144144 83140 Average: 10708053 13991217 1971663 12.04 129325 3279468 2468253 14.17 540472 4735291 38397 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 ens3 6.55 5.82 96.29 0.69 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 09:40:01 ens3 80.60 62.30 601.39 18.71 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 696.67 696.67 663.41 663.41 0.00 0.00 0.00 0.00 09:50:01 ens3 84.63 61.13 330.73 18.95 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 232.24 232.24 220.93 220.93 0.00 0.00 0.00 0.00 Average: ens3 57.23 43.06 342.70 12.78 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-25843) 06/08/26 _x86_64_ (4 CPU) 09:12:21 LINUX RESTART (4 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 0.09 0.00 0.04 0.10 0.01 99.76 09:30:01 0 0.01 0.00 0.01 0.03 0.01 99.94 09:30:01 1 0.09 0.00 0.04 0.01 0.02 99.85 09:30:01 2 0.07 0.00 0.04 0.03 0.02 99.84 09:30:01 3 0.17 0.00 0.07 0.31 0.02 99.44 09:40:01 all 38.37 0.00 1.22 0.06 0.07 60.29 09:40:01 0 39.18 0.00 1.24 0.03 0.07 59.48 09:40:01 1 38.78 0.00 1.22 0.09 0.07 59.84 09:40:01 2 37.30 0.00 1.42 0.09 0.07 61.12 09:40:01 3 38.20 0.00 0.99 0.02 0.07 60.71 09:50:01 all 69.63 0.00 2.57 0.06 0.12 27.62 09:50:01 0 67.70 0.00 2.36 0.07 0.12 29.75 09:50:01 1 71.13 0.00 2.35 0.06 0.12 26.35 09:50:01 2 72.82 0.00 2.78 0.03 0.12 24.27 09:50:01 3 66.86 0.00 2.81 0.08 0.12 30.12 Average: all 35.98 0.00 1.28 0.07 0.07 62.61 Average: 0 35.57 0.00 1.20 0.04 0.07 63.11 Average: 1 36.64 0.00 1.20 0.05 0.07 62.04 Average: 2 36.67 0.00 1.41 0.05 0.07 61.80 Average: 3 35.03 0.00 1.29 0.14 0.07 63.47