---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-447126 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 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 743 18865 4 12483 30881 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:0e:5d:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84518sec preferred_lft 84518sec inet6 fe80::f816:3eff:fe0e:5d20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:6e:f3:7b:37:74 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::4c6e:f3ff:fe7b:3774/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-447126) 03/12/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.50 0.44 19.64 0.42 15.57 14680.39 209.73 00:30:13 37.75 2.04 34.67 1.05 347.12 11579.16 3389.22 Average: 29.30 1.25 27.31 0.74 184.71 13098.35 1831.69 00:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 20029256 28524168 3767856 11.47 184676 8380528 3976652 11.73 2083404 10106628 216 00:30:13 19068036 31190280 1080644 3.29 230752 11804400 1737964 5.13 3263532 9724344 21540 Average: 19548646 29857224 2424250 7.38 207714 10092464 2857308 8.43 2673468 9915486 10878 00:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 2942.97 2942.97 2810.85 2810.85 0.00 0.00 0.00 0.00 00:20:01 ens3 50.38 41.85 318.03 11.68 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 00:30:13 lo 1741.68 1741.68 1653.58 1653.58 0.00 0.00 0.00 0.00 00:30:13 ens3 181.05 191.59 303.82 2665.04 0.00 0.00 0.00 0.00 00:30:13 docker0 88.31 89.05 1331.60 101.82 0.00 0.00 0.00 0.00 Average: lo 2330.15 2330.15 2220.49 2220.49 0.00 0.00 0.00 0.00 Average: ens3 117.04 118.24 310.78 1365.24 0.00 0.00 0.00 0.00 Average: docker0 45.05 45.43 679.29 51.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-447126) 03/12/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:13 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 26.71 0.00 1.68 0.23 0.06 71.32 00:20:01 0 27.28 0.00 2.95 0.28 0.06 69.44 00:20:01 1 26.81 0.00 1.24 0.34 0.06 71.55 00:20:01 2 28.44 0.00 1.14 0.30 0.06 70.05 00:20:01 3 23.93 0.00 1.18 0.33 0.06 74.50 00:20:01 4 26.72 0.00 1.26 0.04 0.06 71.92 00:20:01 5 25.70 0.00 1.25 0.09 0.06 72.89 00:20:01 6 25.84 0.00 0.96 0.44 0.05 72.70 00:20:01 7 28.95 0.00 3.43 0.05 0.06 67.51 00:30:13 all 11.72 0.00 1.33 0.32 0.05 86.58 00:30:13 0 12.45 0.00 0.81 0.02 0.05 86.67 00:30:13 1 16.73 0.00 2.12 0.29 0.05 80.81 00:30:13 2 8.60 0.00 0.70 0.18 0.04 90.49 00:30:13 3 6.31 0.00 0.82 0.47 0.05 92.36 00:30:13 4 12.29 0.00 1.84 0.06 0.04 85.77 00:30:13 5 11.45 0.00 1.68 0.84 0.05 85.98 00:30:13 6 12.81 0.00 1.51 0.49 0.05 85.15 00:30:13 7 13.12 0.00 1.20 0.20 0.05 85.42 Average: all 19.06 0.00 1.50 0.28 0.05 79.11 Average: 0 19.70 0.00 1.85 0.15 0.05 78.24 Average: 1 21.67 0.00 1.69 0.31 0.05 76.27 Average: 2 18.31 0.00 0.92 0.24 0.05 80.49 Average: 3 14.94 0.00 1.00 0.40 0.05 83.61 Average: 4 19.37 0.00 1.56 0.05 0.05 78.98 Average: 5 18.42 0.00 1.47 0.48 0.05 79.57 Average: 6 19.19 0.00 1.24 0.46 0.05 79.06 Average: 7 20.85 0.00 2.29 0.13 0.05 76.67