---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25288 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 730 9767 4 5491 14915 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:29:11:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84571sec preferred_lft 84571sec inet6 fe80::f816:3eff:fe29:11c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:35:f2:cf:39:ec 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-25288) 03/02/26 _x86_64_ (4 CPU) 12:35:28 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:19 27.86 1.18 24.17 2.52 55.45 4566.88 10831.82 13:00:07 31.71 0.06 28.45 3.20 1.51 5990.67 12518.20 Average: 29.74 0.63 26.25 2.85 29.15 5261.10 11654.07 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:19 9569904 13294400 2662036 16.26 157868 3653940 2894220 16.61 730700 5650096 101680 13:00:07 7298368 12312364 3637988 22.22 186556 4847444 3817548 21.91 1014124 7568160 28828 Average: 8434136 12803382 3150012 19.24 172212 4250692 3355884 19.26 872412 6609128 65254 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:19 lo 1080.67 1080.67 1029.49 1029.49 0.00 0.00 0.00 0.00 12:50:19 ens3 68.63 54.46 314.62 16.07 0.00 0.00 0.00 0.00 12:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:07 lo 956.51 956.51 910.11 910.11 0.00 0.00 0.00 0.00 13:00:07 ens3 55.83 44.67 233.76 13.30 0.00 0.00 0.00 0.00 13:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1020.13 1020.13 971.29 971.29 0.00 0.00 0.00 0.00 Average: ens3 62.39 49.69 275.20 14.72 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-25288) 03/02/26 _x86_64_ (4 CPU) 12:35:28 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:19 all 65.48 0.00 2.28 0.07 0.09 32.08 12:50:19 0 65.26 0.00 2.36 0.06 0.10 32.22 12:50:19 1 65.58 0.00 2.03 0.04 0.09 32.25 12:50:19 2 64.35 0.00 2.29 0.11 0.09 33.16 12:50:19 3 66.73 0.00 2.43 0.07 0.09 30.67 13:00:07 all 56.50 0.00 2.18 0.07 0.09 41.16 13:00:07 0 55.01 0.00 2.09 0.07 0.09 42.74 13:00:07 1 58.37 0.00 2.16 0.12 0.09 39.26 13:00:07 2 53.94 0.00 2.08 0.06 0.09 43.83 13:00:07 3 58.68 0.00 2.37 0.05 0.09 38.81 Average: all 61.10 0.00 2.23 0.07 0.09 36.51 Average: 0 60.26 0.00 2.23 0.07 0.09 37.34 Average: 1 62.07 0.00 2.09 0.08 0.09 35.67 Average: 2 59.27 0.00 2.19 0.08 0.09 38.36 Average: 3 62.80 0.00 2.40 0.06 0.09 34.64