---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9825 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 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 634 9977 4 5377 15012 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:ae:2c:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84664sec preferred_lft 84664sec inet6 fe80::f816:3eff:feae:2c85/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:e9:a5:b7:b0:76 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-9825) 02/12/26 _x86_64_ (4 CPU) 15:47:21 LINUX RESTART (4 CPU) 15:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:03 45.15 1.59 38.67 4.89 470.99 3448.95 139737.47 16:10:03 15.14 0.20 13.19 1.75 6.03 1381.14 14697.62 Average: 30.07 0.89 25.86 3.32 237.26 2409.46 76880.22 15:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:03 9913148 13352180 2606936 15.92 145468 3433248 2956712 16.97 770548 5326792 15132 16:10:03 9787916 13535368 2421440 14.79 159336 3707564 2629708 15.09 877348 5309380 18236 Average: 9850532 13443774 2514188 15.36 152402 3570406 2793210 16.03 823948 5318086 16684 15:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:03 lo 22.64 22.64 4.96 4.96 0.00 0.00 0.00 0.00 16:00:03 ens3 32.58 24.70 260.45 5.21 0.00 0.00 0.00 0.00 16:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:03 lo 1015.26 1015.26 935.32 935.32 0.00 0.00 0.00 0.00 16:10:03 ens3 34.90 25.56 277.45 9.76 0.00 0.00 0.00 0.00 16:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 521.63 521.63 472.65 472.65 0.00 0.00 0.00 0.00 Average: ens3 33.75 25.13 268.99 7.50 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-9825) 02/12/26 _x86_64_ (4 CPU) 15:47:21 LINUX RESTART (4 CPU) 15:50:09 CPU %user %nice %system %iowait %steal %idle 16:00:03 all 37.24 0.00 1.46 0.56 0.16 60.59 16:00:03 0 36.60 0.00 1.34 0.20 0.12 61.74 16:00:03 1 38.23 0.00 1.76 0.90 0.13 58.99 16:00:03 2 36.00 0.00 1.41 0.40 0.25 61.94 16:00:03 3 38.12 0.00 1.32 0.75 0.13 59.68 16:10:03 all 24.28 0.00 1.43 0.17 0.11 74.00 16:10:03 0 23.95 0.00 1.44 0.14 0.11 74.36 16:10:03 1 24.24 0.00 1.39 0.08 0.11 74.19 16:10:03 2 24.56 0.00 1.39 0.14 0.12 73.80 16:10:03 3 24.37 0.00 1.52 0.32 0.11 73.67 Average: all 30.73 0.00 1.44 0.36 0.13 67.33 Average: 0 30.24 0.00 1.39 0.17 0.12 68.08 Average: 1 31.20 0.00 1.57 0.49 0.12 66.63 Average: 2 30.25 0.00 1.40 0.27 0.18 67.91 Average: 3 31.21 0.00 1.42 0.54 0.12 66.71