---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26688 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 649 10454 4 4884 14996 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:3e:03:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84819sec preferred_lft 84819sec inet6 fe80::f816:3eff:fe3e:3e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:ee:a0:f6:1d:09 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-26688) 03/24/26 _x86_64_ (4 CPU) 22:34:30 LINUX RESTART (4 CPU) 22:40:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:50:17 3.84 0.07 3.60 0.17 7.03 625.37 52.34 23:00:11 22.61 0.55 20.05 2.01 22.33 4121.49 10304.42 Average: 13.14 0.31 11.75 1.08 14.61 2356.88 5129.83 22:40:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:50:17 9746992 12854956 3107284 18.98 115924 3152124 3289664 18.88 531148 5754336 136 23:00:11 10804244 15445732 510348 3.12 138184 4603244 1043036 5.99 905048 4248352 619340 Average: 10275618 14150344 1808816 11.05 127054 3877684 2166350 12.43 718098 5001344 309738 22:40:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:50:17 lo 0.61 0.61 0.37 0.37 0.00 0.00 0.00 0.00 22:50:17 ens3 9.54 7.81 35.93 2.21 0.00 0.00 0.00 0.00 22:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:11 lo 469.86 469.86 447.49 447.49 0.00 0.00 0.00 0.00 23:00:11 ens3 49.21 37.00 489.78 17.85 0.00 0.00 0.00 0.00 23:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 233.01 233.01 221.82 221.82 0.00 0.00 0.00 0.00 Average: ens3 29.19 22.27 260.71 9.96 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-26688) 03/24/26 _x86_64_ (4 CPU) 22:34:30 LINUX RESTART (4 CPU) 22:40:11 CPU %user %nice %system %iowait %steal %idle 22:50:17 all 48.74 0.00 0.69 0.01 0.08 50.47 22:50:17 0 46.15 0.00 0.64 0.00 0.08 53.13 22:50:17 1 44.35 0.00 0.60 0.02 0.08 54.95 22:50:17 2 42.66 0.00 0.71 0.01 0.08 56.53 22:50:17 3 61.81 0.00 0.83 0.01 0.08 37.27 23:00:11 all 51.26 0.00 1.39 0.09 0.08 47.18 23:00:11 0 44.35 0.00 1.17 0.03 0.09 54.36 23:00:11 1 60.60 0.00 1.23 0.13 0.08 37.96 23:00:11 2 56.45 0.00 1.66 0.05 0.08 41.76 23:00:11 3 43.61 0.00 1.51 0.13 0.08 54.67 Average: all 49.98 0.00 1.04 0.05 0.08 48.85 Average: 0 45.26 0.00 0.90 0.02 0.08 53.73 Average: 1 52.40 0.00 0.91 0.08 0.08 46.53 Average: 2 49.48 0.00 1.18 0.03 0.08 49.23 Average: 3 52.80 0.00 1.16 0.07 0.08 45.88