---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22517 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 666 8711 4 6611 14980 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:23:84:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84439sec preferred_lft 84439sec inet6 fe80::f816:3eff:fe23:84c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:da:bd:c0:40:4a 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22517) 02/26/26 _x86_64_ (4 CPU) 15:20:48 LINUX RESTART (4 CPU) 15:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:10 27.55 0.01 24.60 2.94 0.20 2309.10 15822.15 15:50:00 24.34 0.14 21.65 2.55 6.67 8998.32 43989.64 Average: 25.97 0.08 23.15 2.75 3.38 5597.74 29670.21 15:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:10 8712708 12796852 3158632 19.29 156852 4020080 3351984 19.24 918460 6319956 122600 15:50:00 8949172 15358196 589496 3.60 178528 6245528 1123376 6.45 1747788 5162884 27860 Average: 8830940 14077524 1874064 11.45 167690 5132804 2237680 12.84 1333124 5741420 75230 15:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:10 lo 1149.62 1149.62 1094.44 1094.44 0.00 0.00 0.00 0.00 15:40:10 ens3 39.41 32.60 26.60 11.17 0.00 0.00 0.00 0.00 15:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 673.08 673.08 7366.68 7366.68 0.00 0.00 0.00 0.00 15:50:00 ens3 43.52 37.88 120.21 44.72 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 915.33 915.33 4178.08 4178.08 0.00 0.00 0.00 0.00 Average: ens3 41.43 35.19 72.62 27.67 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22517) 02/26/26 _x86_64_ (4 CPU) 15:20:48 LINUX RESTART (4 CPU) 15:30:00 CPU %user %nice %system %iowait %steal %idle 15:40:10 all 66.37 0.00 2.33 0.05 0.10 31.16 15:40:10 0 65.47 0.00 2.08 0.05 0.10 32.30 15:40:10 1 68.11 0.00 2.44 0.03 0.10 29.32 15:40:10 2 66.59 0.00 2.37 0.05 0.10 30.90 15:40:10 3 65.29 0.00 2.42 0.09 0.10 32.11 15:50:00 all 42.98 0.00 1.62 0.19 0.08 55.13 15:50:00 0 38.94 0.00 1.55 0.11 0.08 59.32 15:50:00 1 40.62 0.00 1.55 0.26 0.08 57.49 15:50:00 2 40.00 0.00 1.82 0.29 0.08 57.80 15:50:00 3 52.34 0.00 1.57 0.09 0.08 45.92 Average: all 54.86 0.00 1.98 0.12 0.09 42.95 Average: 0 52.42 0.00 1.82 0.08 0.09 45.60 Average: 1 54.59 0.00 2.00 0.14 0.09 43.17 Average: 2 53.52 0.00 2.10 0.17 0.09 44.12 Average: 3 58.92 0.00 2.00 0.09 0.09 38.91