---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-52805 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: 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 12G 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 650 8829 4 6509 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:82:c4:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84537sec preferred_lft 84537sec inet6 fe80::f816:3eff:fe82:c491/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:f2:d7:14:ba:78 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-52805) 03/25/26 _x86_64_ (4 CPU) 16:24:08 LINUX RESTART (4 CPU) 16:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:29 23.73 0.06 21.11 2.56 6.12 2178.01 9282.76 16:50:13 26.18 0.02 23.67 2.49 0.36 4122.70 12087.30 Average: 24.92 0.04 22.35 2.53 3.32 3123.60 10646.45 16:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:29 9406588 13032512 2925680 17.87 143784 3596148 3071736 17.63 711232 5856328 13940 16:50:13 5769604 10369108 5585008 34.11 160372 4510716 5505436 31.60 991244 9155924 164 Average: 7588096 11700810 4255344 25.99 152078 4053432 4288586 24.62 851238 7506126 7052 16:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:29 lo 1286.23 1286.23 1219.51 1219.51 0.00 0.00 0.00 0.00 16:40:29 ens3 22.77 20.20 17.15 6.60 0.00 0.00 0.00 0.00 16:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:13 lo 1061.56 1061.56 2938.89 2938.89 0.00 0.00 0.00 0.00 16:50:13 ens3 23.55 20.54 44.34 6.60 0.00 0.00 0.00 0.00 16:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1176.99 1176.99 2055.54 2055.54 0.00 0.00 0.00 0.00 Average: ens3 23.15 20.37 30.37 6.60 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-52805) 03/25/26 _x86_64_ (4 CPU) 16:24:08 LINUX RESTART (4 CPU) 16:30:12 CPU %user %nice %system %iowait %steal %idle 16:40:29 all 67.54 0.00 2.29 0.09 0.11 29.97 16:40:29 0 66.89 0.00 2.13 0.04 0.12 30.82 16:40:29 1 68.31 0.00 2.52 0.02 0.11 29.03 16:40:29 2 68.47 0.00 2.29 0.21 0.11 28.92 16:40:29 3 66.49 0.00 2.22 0.08 0.11 31.10 16:50:13 all 55.11 0.00 2.17 0.30 0.11 42.31 16:50:13 0 51.24 0.00 1.84 0.11 0.10 46.71 16:50:13 1 56.65 0.00 2.17 0.41 0.11 40.66 16:50:13 2 57.92 0.00 2.10 0.25 0.11 39.62 16:50:13 3 54.64 0.00 2.57 0.44 0.12 42.23 Average: all 61.50 0.00 2.23 0.19 0.11 35.97 Average: 0 59.28 0.00 1.99 0.07 0.11 38.55 Average: 1 62.64 0.00 2.35 0.21 0.11 34.68 Average: 2 63.34 0.00 2.20 0.23 0.11 34.12 Average: 3 60.73 0.00 2.39 0.25 0.11 36.51