---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8298 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 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 637 10460 4 4891 15009 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:31:81:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84589sec preferred_lft 84589sec inet6 fe80::f816:3eff:fe31:813c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:f1:c2:29:2c:2d 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-8298) 03/23/26 _x86_64_ (4 CPU) 07:12:32 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:12 3.41 0.07 3.20 0.15 6.96 494.63 16.96 07:40:01 12.86 0.52 11.49 0.85 19.33 1979.99 2135.31 Average: 8.04 0.29 7.26 0.49 13.02 1222.92 1055.61 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:12 10674196 13757708 2205012 13.47 115376 3131288 2408264 13.82 523036 4824312 11492 07:40:01 9015100 12812748 3145540 19.21 138016 3784016 3282360 18.84 735228 6241948 272108 Average: 9844648 13285228 2675276 16.34 126696 3457652 2845312 16.33 629132 5533130 141800 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:12 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 07:30:12 ens3 9.19 7.30 34.19 1.95 0.00 0.00 0.00 0.00 07:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 275.97 275.97 262.50 262.50 0.00 0.00 0.00 0.00 07:40:01 ens3 40.34 28.82 417.51 3.81 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 135.61 135.61 128.89 128.89 0.00 0.00 0.00 0.00 Average: ens3 24.47 17.85 222.14 2.87 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-8298) 03/23/26 _x86_64_ (4 CPU) 07:12:32 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:30:12 all 46.31 0.00 0.70 0.04 0.08 52.87 07:30:12 0 41.85 0.00 0.70 0.08 0.08 57.29 07:30:12 1 42.60 0.00 0.72 0.03 0.08 56.58 07:30:12 2 40.69 0.00 0.60 0.01 0.07 58.62 07:30:12 3 60.11 0.00 0.79 0.04 0.08 38.98 07:40:01 all 59.77 0.00 1.03 0.04 0.09 39.07 07:40:01 0 64.19 0.00 0.94 0.04 0.09 34.73 07:40:01 1 64.48 0.00 0.99 0.04 0.09 34.40 07:40:01 2 55.36 0.00 1.14 0.02 0.09 43.39 07:40:01 3 55.06 0.00 1.04 0.05 0.09 43.77 Average: all 52.91 0.00 0.86 0.04 0.08 46.11 Average: 0 52.80 0.00 0.82 0.06 0.08 46.23 Average: 1 53.33 0.00 0.85 0.03 0.08 45.71 Average: 2 47.88 0.00 0.87 0.01 0.08 51.16 Average: 3 57.63 0.00 0.91 0.04 0.08 41.33