---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13713 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 13G 66G 16% / 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 667 8521 4 6800 14979 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:7f:7d:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84536sec preferred_lft 84536sec inet6 fe80::f816:3eff:fe7f:7d85/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:73:38:15:3f:89 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-13713) 02/18/26 _x86_64_ (4 CPU) 09:12:11 LINUX RESTART (4 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 26.37 0.01 23.42 2.93 0.23 2120.54 29945.44 09:40:00 21.45 0.02 19.47 1.96 0.47 4098.26 43221.18 Average: 23.91 0.02 21.45 2.45 0.35 3107.41 36569.92 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 9039732 13062688 2892116 17.66 151808 3976888 3126916 17.95 924912 6003848 32836 09:40:00 5434252 10403324 5547464 33.88 163248 4871488 5320424 30.54 1201984 9275272 432 Average: 7236992 11733006 4219790 25.77 157528 4424188 4223670 24.24 1063448 7639560 16634 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 1597.53 1597.53 1516.82 1516.82 0.00 0.00 0.00 0.00 09:30:01 ens3 22.50 19.92 11.05 6.31 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 803.76 803.76 5197.39 5197.39 0.00 0.00 0.00 0.00 09:40:00 ens3 18.77 17.05 21.85 5.49 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1201.44 1201.44 3353.40 3353.40 0.00 0.00 0.00 0.00 Average: ens3 20.64 18.49 16.44 5.90 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-13713) 02/18/26 _x86_64_ (4 CPU) 09:12:11 LINUX RESTART (4 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 67.15 0.00 2.49 0.06 0.11 30.19 09:30:01 0 64.96 0.00 2.43 0.06 0.11 32.45 09:30:01 1 69.53 0.00 2.58 0.10 0.11 27.69 09:30:01 2 67.63 0.00 2.53 0.06 0.11 29.68 09:30:01 3 66.49 0.00 2.43 0.05 0.11 30.93 09:40:00 all 51.84 0.00 1.91 0.12 0.10 46.03 09:40:00 0 48.42 0.00 1.75 0.11 0.09 49.62 09:40:00 1 49.46 0.00 2.33 0.05 0.10 48.06 09:40:00 2 57.81 0.00 1.77 0.14 0.10 40.17 09:40:00 3 51.70 0.00 1.78 0.18 0.10 46.25 Average: all 59.51 0.00 2.20 0.09 0.10 38.09 Average: 0 56.71 0.00 2.09 0.08 0.10 41.02 Average: 1 59.51 0.00 2.45 0.07 0.11 37.86 Average: 2 62.73 0.00 2.15 0.10 0.11 34.92 Average: 3 59.11 0.00 2.10 0.11 0.10 38.58