---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-52771 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 13G 66G 16% / 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 658 8603 4 6727 14988 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:e4:41:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84572sec preferred_lft 84572sec inet6 fe80::f816:3eff:fee4:41c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:8b:14:f1:62:4d 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-52771) 03/25/26 _x86_64_ (4 CPU) 14:11:51 LINUX RESTART (4 CPU) 14:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:10 26.13 0.01 23.17 2.94 0.20 2273.40 25463.09 14:40:10 20.35 0.03 18.49 1.83 0.39 3856.55 20208.96 Average: 23.25 0.02 20.84 2.39 0.29 3063.16 22842.05 14:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:10 8913404 12868388 3087776 18.86 148968 3908336 3127164 17.95 867412 6182352 28052 14:40:10 7702008 12961692 2989668 18.26 167688 5142124 2934356 16.84 1191712 7015368 441152 Average: 8307706 12915040 3038722 18.56 158328 4525230 3030760 17.40 1029562 6598860 234602 14:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:10 lo 1461.41 1461.41 1392.24 1392.24 0.00 0.00 0.00 0.00 14:30:10 ens3 27.26 23.13 34.98 6.93 0.00 0.00 0.00 0.00 14:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:10 lo 962.98 962.98 7529.72 7529.72 0.00 0.00 0.00 0.00 14:40:10 ens3 23.98 19.91 92.85 5.65 0.00 0.00 0.00 0.00 14:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1212.77 1212.77 4453.94 4453.94 0.00 0.00 0.00 0.00 Average: ens3 25.62 21.52 63.85 6.29 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-52771) 03/25/26 _x86_64_ (4 CPU) 14:11:51 LINUX RESTART (4 CPU) 14:20:07 CPU %user %nice %system %iowait %steal %idle 14:30:10 all 67.95 0.00 2.35 0.06 0.10 29.54 14:30:10 0 68.35 0.00 2.38 0.02 0.10 29.16 14:30:10 1 66.74 0.00 2.53 0.05 0.10 30.57 14:30:10 2 68.84 0.00 2.29 0.04 0.09 28.74 14:30:10 3 67.88 0.00 2.20 0.13 0.10 29.69 14:40:10 all 48.75 0.00 1.79 0.13 0.09 49.23 14:40:10 0 49.46 0.00 1.78 0.05 0.10 48.61 14:40:10 1 46.94 0.00 1.63 0.31 0.10 51.03 14:40:10 2 46.46 0.00 1.89 0.07 0.10 51.49 14:40:10 3 52.15 0.00 1.85 0.10 0.09 45.80 Average: all 58.37 0.00 2.07 0.10 0.10 39.37 Average: 0 58.91 0.00 2.08 0.04 0.10 38.87 Average: 1 56.86 0.00 2.08 0.18 0.10 40.78 Average: 2 57.67 0.00 2.09 0.05 0.09 40.10 Average: 3 60.02 0.00 2.02 0.12 0.10 37.74