---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-782 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 679 8749 4 6560 14967 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:9b:da:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84514sec preferred_lft 84514sec inet6 fe80::f816:3eff:fe9b:da1f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:de:0d:49:92:77 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-782) 03/17/26 _x86_64_ (4 CPU) 13:36:25 LINUX RESTART (4 CPU) 13:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:14 24.91 0.49 21.47 2.94 22.40 2658.63 11138.06 14:00:11 31.21 0.02 27.97 3.22 0.27 2659.92 16904.27 Average: 28.05 0.26 24.71 3.08 11.37 2659.27 14011.48 13:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:14 9602956 13183120 2774052 16.94 139524 3560968 3072404 17.64 689812 5687184 32452 14:00:11 8528648 13104100 2848736 17.40 161620 4489200 2913128 16.72 979892 6410992 555252 Average: 9065802 13143610 2811394 17.17 150572 4025084 2992766 17.18 834852 6049088 293852 13:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:14 lo 1459.97 1459.97 1385.45 1385.45 0.00 0.00 0.00 0.00 13:50:14 ens3 48.78 37.12 133.33 10.25 0.00 0.00 0.00 0.00 13:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:11 lo 1391.10 1391.10 1325.08 1325.08 0.00 0.00 0.00 0.00 14:00:11 ens3 36.67 27.70 47.25 8.48 0.00 0.00 0.00 0.00 14:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1425.65 1425.65 1355.37 1355.37 0.00 0.00 0.00 0.00 Average: ens3 42.75 32.43 90.43 9.37 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-782) 03/17/26 _x86_64_ (4 CPU) 13:36:25 LINUX RESTART (4 CPU) 13:40:14 CPU %user %nice %system %iowait %steal %idle 13:50:14 all 67.17 0.00 2.36 0.05 0.10 30.32 13:50:14 0 68.19 0.00 2.63 0.04 0.10 29.04 13:50:14 1 69.60 0.00 2.22 0.05 0.10 28.03 13:50:14 2 63.78 0.00 2.06 0.04 0.10 34.02 13:50:14 3 67.12 0.00 2.53 0.08 0.10 30.17 14:00:11 all 63.72 0.00 2.52 0.18 0.10 33.48 14:00:11 0 63.61 0.00 2.54 0.30 0.10 33.44 14:00:11 1 63.68 0.00 2.60 0.07 0.10 33.55 14:00:11 2 63.05 0.00 2.48 0.26 0.10 34.11 14:00:11 3 64.52 0.00 2.48 0.08 0.10 32.81 Average: all 65.45 0.00 2.44 0.12 0.10 31.89 Average: 0 65.91 0.00 2.59 0.17 0.10 31.23 Average: 1 66.65 0.00 2.41 0.06 0.10 30.78 Average: 2 63.42 0.00 2.27 0.15 0.10 34.07 Average: 3 65.83 0.00 2.50 0.08 0.10 31.49