---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-65976 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 687 8692 4 6609 14959 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:e7:fd:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84347sec preferred_lft 84347sec inet6 fe80::f816:3eff:fee7:fd87/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:ec:10:28:95:24 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-65976) 04/02/26 _x86_64_ (4 CPU) 08:15:49 LINUX RESTART (4 CPU) 08:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:05 26.19 0.16 23.10 2.94 10.68 2704.03 7103.79 08:40:05 31.12 0.02 27.85 3.25 0.25 2516.44 12421.93 Average: 28.66 0.09 25.48 3.09 5.47 2610.23 9762.86 08:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:05 9891440 13540472 2416332 14.76 140900 3626576 2713808 15.58 718316 5376232 35532 08:40:05 9049396 13096828 2857044 17.45 160540 3976684 3149416 18.08 830868 6074520 36860 Average: 9470418 13318650 2636688 16.10 150720 3801630 2931612 16.83 774592 5725376 36196 08:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:05 lo 1296.50 1296.50 1228.74 1228.74 0.00 0.00 0.00 0.00 08:30:05 ens3 35.14 29.15 131.52 9.05 0.00 0.00 0.00 0.00 08:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:05 lo 1432.60 1432.60 1365.11 1365.11 0.00 0.00 0.00 0.00 08:40:05 ens3 23.23 20.94 42.65 6.30 0.00 0.00 0.00 0.00 08:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1364.55 1364.55 1296.92 1296.92 0.00 0.00 0.00 0.00 Average: ens3 29.19 25.04 87.08 7.67 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-65976) 04/02/26 _x86_64_ (4 CPU) 08:15:49 LINUX RESTART (4 CPU) 08:20:05 CPU %user %nice %system %iowait %steal %idle 08:30:05 all 68.89 0.00 2.50 0.11 0.13 28.38 08:30:05 0 69.76 0.00 2.31 0.08 0.12 27.72 08:30:05 1 69.78 0.00 2.56 0.14 0.13 27.39 08:30:05 2 68.74 0.00 2.66 0.14 0.13 28.33 08:30:05 3 67.26 0.00 2.45 0.08 0.13 30.07 08:40:05 all 64.50 0.00 2.60 0.63 0.14 32.13 08:40:05 0 62.79 0.00 2.52 1.09 0.14 33.45 08:40:05 1 64.94 0.00 2.41 0.64 0.15 31.87 08:40:05 2 64.81 0.00 2.75 0.51 0.14 31.79 08:40:05 3 65.45 0.00 2.72 0.30 0.14 31.40 Average: all 66.69 0.00 2.55 0.37 0.14 30.25 Average: 0 66.28 0.00 2.42 0.59 0.13 30.58 Average: 1 67.36 0.00 2.48 0.39 0.14 29.63 Average: 2 66.78 0.00 2.71 0.33 0.14 30.06 Average: 3 66.35 0.00 2.59 0.19 0.14 30.73