---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34755 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 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 9796 4 5506 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:05:8c:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85097sec preferred_lft 85097sec inet6 fe80::f816:3eff:fe05:8ce3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:c9:1f:0e:90:10 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-34755) 07/11/26 _x86_64_ (4 CPU) 05:28:39 LINUX RESTART (4 CPU) 05:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:21 17.56 3.22 13.61 0.73 353.97 4160.82 2972.51 05:50:01 23.44 0.79 19.50 3.15 85.86 7287.46 3317.92 Average: 20.42 2.04 16.48 1.91 223.36 5684.01 3140.78 05:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:21 10604416 13963744 1996412 12.19 144244 3344356 2634292 15.12 640792 4750292 28516 05:50:01 10121672 15399788 551624 3.37 185816 5126032 1057308 6.07 1056648 4681424 27932 Average: 10363044 14681766 1274018 7.78 165030 4235194 1845800 10.59 848720 4715858 28224 05:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:21 lo 2.54 2.54 0.21 0.21 0.00 0.00 0.00 0.00 05:40:21 ens3 79.29 64.39 556.29 14.05 0.00 0.00 0.00 0.00 05:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 2.11 2.11 0.18 0.18 0.00 0.00 0.00 0.00 05:50:01 ens3 136.80 110.52 632.44 101.21 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.33 2.33 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 107.31 86.86 593.39 56.51 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-34755) 07/11/26 _x86_64_ (4 CPU) 05:28:39 LINUX RESTART (4 CPU) 05:30:11 CPU %user %nice %system %iowait %steal %idle 05:40:21 all 58.33 0.00 1.83 0.07 0.09 39.68 05:40:21 0 59.18 0.00 1.70 0.03 0.09 39.01 05:40:21 1 57.68 0.00 1.88 0.10 0.09 40.25 05:40:21 2 58.02 0.00 1.78 0.05 0.09 40.06 05:40:21 3 58.45 0.00 1.95 0.09 0.09 39.41 05:50:01 all 55.34 0.00 2.13 0.10 0.09 42.34 05:50:01 0 52.42 0.00 2.19 0.13 0.09 45.17 05:50:01 1 53.54 0.00 1.98 0.10 0.09 44.28 05:50:01 2 57.57 0.00 2.10 0.06 0.09 40.17 05:50:01 3 57.84 0.00 2.24 0.09 0.09 39.74 Average: all 56.88 0.00 1.97 0.08 0.09 40.98 Average: 0 55.89 0.00 1.94 0.08 0.09 42.01 Average: 1 55.67 0.00 1.93 0.10 0.09 42.21 Average: 2 57.80 0.00 1.94 0.06 0.09 40.12 Average: 3 58.16 0.00 2.09 0.09 0.09 39.57