---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2477 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): 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: 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: 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 18G 138G 12% / 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 748 19086 4 12257 30875 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:46:a4:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84522sec preferred_lft 84522sec inet6 fe80::f816:3eff:fe46:a428/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:4b:19:65:a2:b5 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 inet6 fe80::3c4b:19ff:fe65:a2b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-2477) 01/21/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 17.13 0.45 16.27 0.41 16.69 14290.60 88.97 00:30:15 31.59 1.85 28.69 1.05 308.77 11075.44 3830.55 Average: 24.44 1.16 22.55 0.73 164.35 12665.24 1980.45 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 20333568 28761480 3529564 10.74 181756 8323520 3802176 11.21 2094840 9806376 208 00:30:15 19214932 31129868 1141852 3.47 220596 11625252 2068312 6.10 3257736 9615920 42644 Average: 19774250 29945674 2335708 7.11 201176 9974386 2935244 8.66 2676288 9711148 21426 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 3029.45 3029.45 2892.03 2892.03 0.00 0.00 0.00 0.00 00:20:01 ens3 49.98 40.70 311.61 11.41 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:15 lo 1496.54 1496.54 1418.63 1418.63 0.00 0.00 0.00 0.00 00:30:15 ens3 187.24 197.87 309.00 2660.11 0.00 0.00 0.00 0.00 00:30:15 docker0 90.78 88.64 1329.26 70.34 0.00 0.00 0.00 0.00 Average: lo 2254.52 2254.52 2147.19 2147.19 0.00 0.00 0.00 0.00 Average: ens3 119.37 120.16 310.29 1350.40 0.00 0.00 0.00 0.00 Average: docker0 45.89 44.81 671.98 35.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-2477) 01/21/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 26.58 0.00 1.79 0.11 0.06 71.46 00:20:01 0 22.31 0.00 1.10 0.01 0.06 76.52 00:20:01 1 39.06 0.00 3.79 0.02 0.07 57.07 00:20:01 2 24.11 0.00 1.11 0.01 0.06 74.72 00:20:01 3 26.28 0.00 1.37 0.14 0.06 72.15 00:20:01 4 24.48 0.00 1.58 0.09 0.05 73.80 00:20:01 5 26.44 0.00 1.06 0.03 0.06 72.41 00:20:01 6 26.90 0.00 1.28 0.25 0.07 71.51 00:20:01 7 23.06 0.00 3.08 0.33 0.06 73.47 00:30:15 all 12.46 0.00 1.33 0.15 0.04 86.02 00:30:15 0 3.53 0.00 0.67 0.06 0.04 95.71 00:30:15 1 12.90 0.00 1.83 0.16 0.06 85.05 00:30:15 2 12.35 0.00 0.69 0.13 0.04 86.78 00:30:15 3 9.28 0.00 0.69 0.21 0.04 89.77 00:30:15 4 13.09 0.00 0.97 0.16 0.05 85.74 00:30:15 5 11.33 0.00 1.66 0.11 0.05 86.85 00:30:15 6 18.05 0.00 2.57 0.36 0.05 78.97 00:30:15 7 19.14 0.00 1.52 0.03 0.05 79.27 Average: all 19.43 0.00 1.56 0.13 0.05 78.83 Average: 0 12.81 0.00 0.88 0.03 0.05 86.23 Average: 1 25.84 0.00 2.80 0.09 0.06 71.21 Average: 2 18.16 0.00 0.90 0.07 0.05 80.82 Average: 3 17.68 0.00 1.03 0.18 0.05 81.07 Average: 4 18.72 0.00 1.27 0.12 0.05 79.84 Average: 5 18.80 0.00 1.36 0.07 0.05 79.72 Average: 6 22.42 0.00 1.93 0.31 0.06 75.28 Average: 7 21.07 0.00 2.29 0.18 0.05 76.41