---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19141 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): 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 764 18830 4 12497 30860 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:b2:38:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84547sec preferred_lft 84547sec inet6 fe80::f816:3eff:feb2:38a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:6d:d8:fa:1e:d6 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::806d:d8ff:fefa:1ed6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19141) 02/20/26 _x86_64_ (8 CPU) 00:00:47 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:21 18.98 0.42 18.15 0.41 16.03 13992.72 805.50 00:30:37 32.26 2.06 29.18 1.02 347.51 11127.25 2220.54 Average: 25.60 1.24 23.65 0.71 181.21 12564.82 1510.63 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:21 19738168 28399832 3890788 11.84 187720 8541212 4092224 12.07 2223632 10259248 68 00:30:37 18204180 30473988 1796404 5.47 226520 11958452 2422416 7.14 3407236 10445096 124116 Average: 18971174 29436910 2843596 8.65 207120 10249832 3257320 9.61 2815434 10352172 62092 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:21 lo 2727.64 2727.64 2603.90 2603.90 0.00 0.00 0.00 0.00 00:20:21 ens3 57.20 44.76 302.89 11.98 0.00 0.00 0.00 0.00 00:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:37 lo 1606.67 1606.67 1523.85 1523.85 0.00 0.00 0.00 0.00 00:30:37 ens3 203.29 211.47 470.30 2651.53 0.00 0.00 0.00 0.00 00:30:37 docker0 90.61 85.63 1324.05 69.91 0.00 0.00 0.00 0.00 Average: lo 2169.05 2169.05 2065.70 2065.70 0.00 0.00 0.00 0.00 Average: ens3 130.00 127.83 386.31 1327.30 0.00 0.00 0.00 0.00 Average: docker0 45.15 42.67 659.79 34.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19141) 02/20/26 _x86_64_ (8 CPU) 00:00:47 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:21 all 27.73 0.00 1.69 0.09 0.06 70.43 00:20:21 0 26.21 0.00 1.47 0.00 0.06 72.26 00:20:21 1 27.65 0.00 1.26 0.16 0.06 70.87 00:20:21 2 22.41 0.00 1.00 0.12 0.06 76.42 00:20:21 3 28.83 0.00 2.99 0.05 0.07 68.07 00:20:21 4 37.92 0.00 2.93 0.14 0.07 58.93 00:20:21 5 24.25 0.00 1.20 0.11 0.06 74.38 00:20:21 6 29.49 0.00 1.53 0.12 0.06 68.78 00:20:21 7 25.16 0.00 1.13 0.01 0.06 73.64 00:30:37 all 12.87 0.00 1.34 0.13 0.04 85.62 00:30:37 0 11.58 0.00 0.89 0.10 0.05 87.39 00:30:37 1 8.61 0.00 0.66 0.15 0.03 90.55 00:30:37 2 14.14 0.00 1.81 0.03 0.04 83.98 00:30:37 3 7.71 0.00 1.25 0.21 0.04 90.79 00:30:37 4 14.00 0.00 1.66 0.20 0.05 84.09 00:30:37 5 16.29 0.00 1.28 0.08 0.05 82.30 00:30:37 6 20.22 0.00 2.19 0.26 0.05 77.28 00:30:37 7 10.43 0.00 0.96 0.04 0.04 88.54 Average: all 20.32 0.00 1.51 0.11 0.05 78.00 Average: 0 18.91 0.00 1.18 0.05 0.05 79.80 Average: 1 18.15 0.00 0.96 0.15 0.05 80.69 Average: 2 18.30 0.00 1.40 0.07 0.05 80.18 Average: 3 18.27 0.00 2.12 0.13 0.05 79.43 Average: 4 25.97 0.00 2.30 0.17 0.06 71.50 Average: 5 20.27 0.00 1.24 0.10 0.05 78.33 Average: 6 24.87 0.00 1.86 0.19 0.06 73.02 Average: 7 17.81 0.00 1.05 0.02 0.05 81.07