---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6302 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 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 621 10410 4 4957 15025 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:ea:b2:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84827sec preferred_lft 84827sec inet6 fe80::f816:3eff:feea:b2b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:63:33:be:2d:99 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 inet6 fe80::fc63:33ff:febe:2d99/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6302) 03/20/26 _x86_64_ (4 CPU) 06:57:38 LINUX RESTART (4 CPU) 07:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:04 47.76 0.73 39.12 7.91 23.73 4179.69 4896.08 07:20:01 49.98 2.28 43.83 3.87 365.18 5626.77 6983.98 Average: 48.86 1.50 41.47 5.90 193.99 4901.27 5937.19 07:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:04 10182236 13687508 2271032 13.87 164416 3447488 2482740 14.25 614992 5173796 117040 07:20:01 10664228 15376960 572612 3.50 213012 4521084 1177096 6.76 988684 4206796 12432 Average: 10423232 14532234 1421822 8.68 188714 3984286 1829918 10.50 801838 4690296 64736 07:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:04 lo 4925.61 4925.61 4697.22 4697.22 0.00 0.00 0.00 0.00 07:10:04 ens3 69.14 54.98 230.01 15.50 0.00 0.00 0.00 0.00 07:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 1413.70 1413.70 1347.49 1347.49 0.00 0.00 0.00 0.00 07:20:01 ens3 88.48 82.40 415.40 163.42 0.00 0.00 0.00 0.00 07:20:01 docker0 50.28 44.78 153.33 161.96 0.00 0.00 0.00 0.00 Average: lo 3174.42 3174.42 3026.90 3026.90 0.00 0.00 0.00 0.00 Average: ens3 78.79 68.65 322.45 89.26 0.00 0.00 0.00 0.00 Average: docker0 25.07 22.33 76.46 80.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6302) 03/20/26 _x86_64_ (4 CPU) 06:57:38 LINUX RESTART (4 CPU) 07:00:04 CPU %user %nice %system %iowait %steal %idle 07:10:04 all 67.60 0.00 3.89 0.25 0.11 28.15 07:10:04 0 68.04 0.00 4.17 0.10 0.11 27.58 07:10:04 1 66.67 0.00 4.14 0.35 0.11 28.73 07:10:04 2 67.73 0.00 3.66 0.11 0.11 28.38 07:10:04 3 67.96 0.00 3.59 0.46 0.11 27.89 07:20:01 all 32.33 0.00 2.91 0.29 0.07 64.40 07:20:01 0 33.94 0.00 3.32 0.18 0.08 62.48 07:20:01 1 33.72 0.00 2.98 0.29 0.07 62.94 07:20:01 2 33.60 0.00 3.19 0.37 0.07 62.76 07:20:01 3 28.07 0.00 2.13 0.33 0.07 69.40 Average: all 50.00 0.00 3.40 0.27 0.09 46.24 Average: 0 51.02 0.00 3.75 0.14 0.09 45.00 Average: 1 50.22 0.00 3.56 0.32 0.09 45.81 Average: 2 50.70 0.00 3.43 0.24 0.09 45.54 Average: 3 48.05 0.00 2.86 0.39 0.09 48.60