---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9076 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 11G 67G 15% / 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 655 9639 4 5694 14990 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:bd:0c:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84593sec preferred_lft 84593sec inet6 fe80::f816:3eff:febd:ce5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:41:a5:a2:55:de 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-9076) 02/10/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:12 26.36 1.31 22.54 2.51 653.53 4425.86 11678.12 06:50:34 32.97 0.07 29.46 3.45 1.47 5827.11 11296.34 Average: 29.74 0.67 26.08 2.99 320.03 5142.54 11482.86 06:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:12 9594800 13446428 2509324 15.33 156260 3790516 2819576 16.18 907344 5454016 27268 06:50:34 7684876 12903296 3045824 18.60 187728 5053160 3378000 19.39 1201568 6995716 29536 Average: 8639838 13174862 2777574 16.96 171994 4421838 3098788 17.79 1054456 6224866 28402 06:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:12 lo 904.26 904.26 861.32 861.32 0.00 0.00 0.00 0.00 06:40:12 ens3 81.20 60.78 504.66 16.56 0.00 0.00 0.00 0.00 06:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:34 lo 1262.08 1262.08 1202.20 1202.20 0.00 0.00 0.00 0.00 06:50:34 ens3 56.30 45.07 209.65 12.70 0.00 0.00 0.00 0.00 06:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1087.27 1087.27 1035.66 1035.66 0.00 0.00 0.00 0.00 Average: ens3 68.46 52.75 353.77 14.58 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-9076) 02/10/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:18 CPU %user %nice %system %iowait %steal %idle 06:40:12 all 64.05 0.00 2.26 0.23 0.10 33.37 06:40:12 0 64.19 0.00 2.03 0.20 0.10 33.48 06:40:12 1 64.52 0.00 2.24 0.46 0.10 32.69 06:40:12 2 62.09 0.00 2.28 0.13 0.10 35.40 06:40:12 3 65.39 0.00 2.47 0.14 0.10 31.90 06:50:34 all 59.92 0.00 2.28 0.16 0.09 37.55 06:50:34 0 58.32 0.00 2.10 0.12 0.10 39.37 06:50:34 1 58.49 0.00 2.40 0.15 0.10 38.87 06:50:34 2 60.84 0.00 2.15 0.17 0.10 36.74 06:50:34 3 62.04 0.00 2.47 0.19 0.09 35.21 Average: all 61.94 0.00 2.27 0.19 0.10 35.51 Average: 0 61.19 0.00 2.06 0.16 0.10 36.50 Average: 1 61.43 0.00 2.32 0.30 0.10 35.85 Average: 2 61.45 0.00 2.22 0.15 0.10 36.09 Average: 3 63.68 0.00 2.47 0.17 0.10 33.59