---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-441573 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 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 646 8823 4 6518 15000 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:a6:8a:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.19/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84531sec preferred_lft 84531sec inet6 fe80::f816:3eff:fea6:8ae1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:e4:2f:3d:e4:22 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-441573) 03/11/26 _x86_64_ (4 CPU) 10:31:09 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:00 26.51 0.02 23.75 2.75 0.20 2312.90 14058.95 11:00:09 15.59 0.03 14.15 1.41 0.70 3707.10 10472.26 Average: 21.01 0.02 18.91 2.07 0.45 3015.75 12250.81 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:00 8428056 12344240 3611948 22.06 153488 3859248 3638812 20.89 785648 6746356 209360 11:00:09 8201880 12778880 3175004 19.39 160204 4490348 3142796 18.04 1013504 6694424 1496 Average: 8314968 12561560 3393476 20.73 156846 4174798 3390804 19.46 899576 6720390 105428 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:00 lo 1248.93 1248.93 1189.96 1189.96 0.00 0.00 0.00 0.00 10:50:00 ens3 28.59 23.28 38.77 6.67 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:09 lo 2916.67 2916.67 9632.33 9632.33 0.00 0.00 0.00 0.00 11:00:09 ens3 17.45 13.66 13.07 4.14 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2089.68 2089.68 5445.97 5445.97 0.00 0.00 0.00 0.00 Average: ens3 22.97 18.43 25.81 5.40 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-441573) 03/11/26 _x86_64_ (4 CPU) 10:31:09 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:00 all 67.17 0.00 2.29 0.06 0.11 30.37 10:50:00 0 65.62 0.00 2.29 0.12 0.11 31.86 10:50:00 1 68.63 0.00 2.21 0.06 0.11 28.99 10:50:00 2 66.52 0.00 2.31 0.06 0.11 31.01 10:50:00 3 67.91 0.00 2.36 0.02 0.10 29.61 11:00:09 all 46.11 0.00 1.71 0.07 0.09 52.02 11:00:09 0 42.45 0.00 1.80 0.09 0.08 55.58 11:00:09 1 50.43 0.00 1.51 0.12 0.10 47.84 11:00:09 2 43.52 0.00 1.84 0.06 0.10 54.48 11:00:09 3 48.02 0.00 1.69 0.02 0.09 50.18 Average: all 56.54 0.00 2.00 0.07 0.10 41.29 Average: 0 53.93 0.00 2.05 0.10 0.10 43.82 Average: 1 59.45 0.00 1.86 0.09 0.10 38.50 Average: 2 54.92 0.00 2.07 0.06 0.10 42.85 Average: 3 57.86 0.00 2.02 0.02 0.10 40.00