---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5080 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 17G 61G 22% / 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 1586 10592 3 3810 14060 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:3c:ca:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84365sec preferred_lft 84365sec inet6 fe80::f816:3eff:fe3c:cafb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:18:24:84:bd:84 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5080) 01/27/26 _x86_64_ (4 CPU) 21:36:54 LINUX RESTART (4 CPU) 21:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:16 100.29 3.06 93.15 4.08 190.40 34622.97 9444.98 22:01:17 50.44 20.38 28.47 1.59 227.66 1880.55 1343.31 22:10:01 15.85 2.03 13.15 0.68 144.87 803.39 273.12 Average: 57.06 9.18 45.72 2.16 190.85 12573.87 3753.51 21:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:16 161816 5489368 10438120 63.75 250420 4935348 13378968 76.80 2049072 13452216 588 22:01:17 3192272 6476040 9457880 57.76 262276 2998036 10604356 60.87 2016016 10584108 632 22:10:01 10895080 14388316 1549544 9.46 267188 3191424 2163232 12.42 2074936 2833336 17812 Average: 4749723 8784575 7148515 43.66 259961 3708269 8715519 50.03 2046675 8956553 6344 21:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:16 lo 4.41 4.41 5.19 5.19 0.00 0.00 0.00 0.00 21:50:16 ens3 86.98 65.68 1253.03 6.97 0.00 0.00 0.00 0.00 21:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:01:17 lo 40.26 40.26 22.12 22.12 0.00 0.00 0.00 0.00 22:01:17 ens3 2.06 1.90 0.49 1.03 0.00 0.00 0.00 0.00 22:01:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 22.87 22.87 7.64 7.64 0.00 0.00 0.00 0.00 22:10:01 ens3 3.19 3.05 1.18 1.68 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.11 23.11 12.18 12.18 0.00 0.00 0.00 0.00 Average: ens3 30.95 23.68 421.84 3.22 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5080) 01/27/26 _x86_64_ (4 CPU) 21:36:54 LINUX RESTART (4 CPU) 21:40:16 CPU %user %nice %system %iowait %steal %idle 21:50:16 all 48.95 0.00 2.29 4.18 0.11 44.47 21:50:16 0 46.42 0.00 2.16 3.13 0.11 48.17 21:50:16 1 51.06 0.00 2.21 4.75 0.12 41.86 21:50:16 2 47.58 0.00 2.26 4.32 0.11 45.73 21:50:16 3 50.73 0.00 2.52 4.54 0.12 42.10 22:01:17 all 50.19 0.00 2.06 9.90 0.17 37.68 22:01:17 0 49.96 0.00 2.37 9.57 0.25 37.85 22:01:17 1 49.37 0.00 1.92 10.50 0.14 38.08 22:01:17 2 50.67 0.00 1.95 8.34 0.15 38.90 22:01:17 3 50.77 0.00 2.00 11.19 0.15 35.90 22:10:01 all 15.88 0.00 1.00 4.17 0.12 78.83 22:10:01 0 15.06 0.00 1.01 2.29 0.13 81.51 22:10:01 1 16.64 0.00 1.04 1.35 0.12 80.86 22:10:01 2 16.16 0.00 1.03 0.62 0.12 82.07 22:10:01 3 15.66 0.00 0.93 12.41 0.12 70.88 Average: all 39.66 0.00 1.82 6.28 0.14 52.10 Average: 0 38.49 0.00 1.90 5.25 0.17 54.20 Average: 1 40.29 0.00 1.76 5.86 0.12 51.96 Average: 2 39.44 0.00 1.78 4.70 0.13 53.94 Average: 3 40.40 0.00 1.86 9.30 0.13 48.31