---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14318 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: 5600.00 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 14% / 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 632 10231 4 5125 15014 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:33:04:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84528sec preferred_lft 84528sec inet6 fe80::f816:3eff:fe33:430/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:ad:85:e2:ca:d2 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-14318) 02/18/26 _x86_64_ (4 CPU) 12:35:40 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:11 5.39 0.30 4.90 0.19 27.66 1123.70 32.67 13:00:11 2.87 0.00 2.79 0.08 0.04 329.64 142.68 Average: 4.14 0.15 3.85 0.13 13.97 730.12 87.20 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:11 9115180 12426148 3535352 21.59 118444 3353344 3739860 21.47 686280 6229948 2072 13:00:11 10140636 13550148 2410784 14.72 122024 3439296 2737700 15.71 707948 5178448 10676 Average: 9627908 12988148 2973068 18.16 120234 3396320 3238780 18.59 697114 5704198 6374 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:11 lo 0.63 0.63 0.37 0.37 0.00 0.00 0.00 0.00 12:50:11 ens3 16.14 13.83 98.82 2.94 0.00 0.00 0.00 0.00 12:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:11 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 13:00:11 ens3 3.63 2.95 1.98 0.79 0.00 0.00 0.00 0.00 13:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 9.94 8.44 50.82 1.88 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-14318) 02/18/26 _x86_64_ (4 CPU) 12:35:40 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:11 all 52.60 0.00 0.81 0.98 0.12 45.49 12:50:11 0 55.18 0.00 0.66 0.59 0.12 43.46 12:50:11 1 48.36 0.00 0.97 0.82 0.12 49.74 12:50:11 2 51.58 0.00 0.79 1.24 0.12 46.27 12:50:11 3 55.27 0.00 0.81 1.28 0.12 42.51 13:00:11 all 48.49 0.00 0.57 0.05 0.11 50.77 13:00:11 0 66.42 0.00 0.84 0.02 0.14 32.58 13:00:11 1 36.61 0.00 0.50 0.01 0.10 62.78 13:00:11 2 56.21 0.00 0.43 0.06 0.12 43.19 13:00:11 3 34.71 0.00 0.53 0.12 0.09 64.56 Average: all 50.56 0.00 0.69 0.52 0.11 48.11 Average: 0 60.75 0.00 0.75 0.31 0.13 38.07 Average: 1 42.53 0.00 0.74 0.42 0.11 56.21 Average: 2 53.87 0.00 0.61 0.65 0.12 44.74 Average: 3 45.08 0.00 0.67 0.70 0.10 53.44