---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8104 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 661 8598 4 6729 14985 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:40:c3:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84254sec preferred_lft 84254sec inet6 fe80::f816:3eff:fe40:c3a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:d0:ef:61:18:3d 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-8104) 03/22/26 _x86_64_ (4 CPU) 19:01:28 LINUX RESTART (4 CPU) 19:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:18 23.99 0.06 21.25 2.67 6.29 2259.43 7607.13 19:30:18 26.54 0.02 23.91 2.61 0.35 4153.89 9923.35 Average: 25.27 0.04 22.58 2.64 3.32 3204.74 8762.89 19:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:18 8774908 12751796 3204260 19.57 156144 3921936 3176128 18.23 871296 6320312 119912 19:30:18 6283604 11114512 4837768 29.55 170304 4723884 4594200 26.37 1144380 8478568 228 Average: 7529256 11933154 4021014 24.56 163224 4322910 3885164 22.30 1007838 7399440 60070 19:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:18 lo 1251.86 1251.86 1186.48 1186.48 0.00 0.00 0.00 0.00 19:20:18 ens3 43.40 34.74 25.44 12.10 0.00 0.00 0.00 0.00 19:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:18 lo 1071.66 1071.66 3224.16 3224.16 0.00 0.00 0.00 0.00 19:30:18 ens3 39.23 31.78 48.36 11.04 0.00 0.00 0.00 0.00 19:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1161.95 1161.95 2203.25 2203.25 0.00 0.00 0.00 0.00 Average: ens3 41.32 33.26 36.87 11.57 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-8104) 03/22/26 _x86_64_ (4 CPU) 19:01:28 LINUX RESTART (4 CPU) 19:10:15 CPU %user %nice %system %iowait %steal %idle 19:20:18 all 65.69 0.00 2.30 0.05 0.10 31.86 19:20:18 0 65.77 0.00 2.48 0.03 0.10 31.62 19:20:18 1 65.05 0.00 2.29 0.06 0.10 32.49 19:20:18 2 65.53 0.00 1.99 0.03 0.10 32.35 19:20:18 3 66.40 0.00 2.46 0.05 0.10 30.99 19:30:18 all 54.38 0.00 2.16 0.10 0.10 43.26 19:30:18 0 55.19 0.00 2.06 0.12 0.10 42.53 19:30:18 1 55.84 0.00 2.28 0.12 0.10 41.66 19:30:18 2 51.00 0.00 2.07 0.10 0.10 46.73 19:30:18 3 55.49 0.00 2.24 0.05 0.10 42.11 Average: all 60.05 0.00 2.23 0.07 0.10 37.55 Average: 0 60.50 0.00 2.27 0.08 0.10 37.06 Average: 1 60.46 0.00 2.29 0.09 0.10 37.07 Average: 2 58.29 0.00 2.03 0.07 0.10 39.52 Average: 3 60.96 0.00 2.35 0.05 0.10 36.54