---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-92711 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 143G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 698 24903 4 6489 30926 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:92:42:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84747sec preferred_lft 84747sec inet6 fe80::f816:3eff:fe92:425d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:86:46:ca:d5:86 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-92711) 03/06/26 _x86_64_ (8 CPU) 00:57:37 LINUX RESTART (8 CPU) 01:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:14 5.45 0.43 4.64 0.38 402.09 620.00 26553.55 01:20:01 27.06 2.39 24.55 0.12 123.72 1441.93 790.12 Average: 16.09 1.39 14.44 0.25 265.08 1024.53 13873.42 01:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:14 29965196 31877456 503988 1.53 65092 2182704 1507500 4.45 328604 2269068 20 01:20:01 27996060 30773308 1577648 4.80 92280 2994832 2007524 5.92 450844 4074836 479688 Average: 28980628 31325382 1040818 3.17 78686 2588768 1757512 5.18 389724 3171952 239854 01:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:14 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:10:14 ens3 8.96 4.23 208.33 0.36 0.00 0.00 0.00 0.00 01:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 01:20:01 ens3 104.37 79.17 760.90 17.88 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 55.92 41.11 480.29 8.98 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-92711) 03/06/26 _x86_64_ (8 CPU) 00:57:37 LINUX RESTART (8 CPU) 01:00:08 CPU %user %nice %system %iowait %steal %idle 01:10:14 all 0.22 0.00 0.08 0.10 0.01 99.59 01:10:14 0 0.15 0.00 0.06 0.02 0.01 99.75 01:10:14 1 0.20 0.00 0.09 0.01 0.01 99.69 01:10:14 2 0.33 0.00 0.08 0.10 0.01 99.48 01:10:14 3 0.23 0.00 0.11 0.45 0.00 99.21 01:10:14 4 0.31 0.00 0.08 0.10 0.00 99.51 01:10:14 5 0.20 0.00 0.07 0.01 0.01 99.70 01:10:14 6 0.19 0.00 0.07 0.07 0.01 99.66 01:10:14 7 0.12 0.00 0.08 0.04 0.00 99.76 01:20:01 all 3.54 0.00 0.23 0.08 0.01 96.13 01:20:01 0 3.92 0.00 0.22 0.02 0.02 95.81 01:20:01 1 5.57 0.00 0.29 0.05 0.02 94.08 01:20:01 2 2.52 0.00 0.16 0.03 0.01 97.27 01:20:01 3 3.75 0.00 0.22 0.02 0.01 96.00 01:20:01 4 3.14 0.00 0.18 0.10 0.01 96.56 01:20:01 5 2.33 0.00 0.25 0.39 0.01 97.01 01:20:01 6 3.90 0.00 0.14 0.01 0.02 95.93 01:20:01 7 3.20 0.00 0.36 0.05 0.01 96.37 Average: all 1.86 0.00 0.15 0.09 0.01 97.89 Average: 0 2.01 0.00 0.14 0.02 0.02 97.81 Average: 1 2.85 0.00 0.18 0.03 0.01 96.92 Average: 2 1.41 0.00 0.12 0.07 0.01 98.39 Average: 3 1.96 0.00 0.16 0.24 0.01 97.63 Average: 4 1.70 0.00 0.13 0.10 0.01 98.06 Average: 5 1.25 0.00 0.16 0.20 0.01 98.38 Average: 6 2.02 0.00 0.10 0.04 0.01 97.82 Average: 7 1.64 0.00 0.22 0.05 0.01 98.09