---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6150 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: 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 17G 139G 11% / 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 753 19553 4 11785 30871 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:22:3c:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.2/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84489sec preferred_lft 84489sec inet6 fe80::f816:3eff:fe22:3c41/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:44:91:9b:aa:7e 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::2c44:91ff:fe9b:aa7e/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-6150) 03/20/26 _x86_64_ (8 CPU) 00:23:26 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.30 0.06 7.85 0.40 2.36 2561.29 239.31 00:50:01 71.12 2.46 67.38 1.28 369.84 22750.21 5149.72 Average: 39.71 1.26 37.61 0.84 186.10 12655.75 2694.51 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24016100 29091904 3213520 9.78 159556 5100412 3164416 9.33 1086124 7242372 591992 00:50:01 20265660 31645136 630012 1.92 232936 11075908 1408516 4.15 3019504 8759660 8 Average: 22140880 30368520 1921766 5.85 196246 8088160 2286466 6.74 2052814 8001016 296000 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.78 1.78 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 56.75 45.68 234.55 12.59 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 196.74 196.74 193.03 193.03 0.00 0.00 0.00 0.00 00:50:01 ens3 122.27 109.98 435.95 1261.15 0.00 0.00 0.00 0.00 00:50:01 docker0 77.22 76.17 1250.58 158.87 0.00 0.00 0.00 0.00 00:50:01 veth5d13ea8 68.92 64.69 1251.03 7.35 0.00 0.00 0.00 0.10 Average: lo 99.26 99.26 96.60 96.60 0.00 0.00 0.00 0.00 Average: ens3 89.50 77.83 335.25 636.87 0.00 0.00 0.00 0.00 Average: docker0 38.61 38.09 625.29 79.44 0.00 0.00 0.00 0.00 Average: veth5d13ea8 34.46 32.35 625.52 3.68 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6150) 03/20/26 _x86_64_ (8 CPU) 00:23:26 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.41 0.00 1.30 0.25 0.06 64.98 00:40:01 0 34.26 0.00 1.16 0.01 0.06 64.51 00:40:01 1 36.11 0.00 1.63 0.01 0.07 62.18 00:40:01 2 33.64 0.00 1.35 0.03 0.07 64.91 00:40:01 3 32.27 0.00 1.31 0.05 0.06 66.31 00:40:01 4 36.94 0.00 1.25 0.01 0.06 61.74 00:40:01 5 34.12 0.00 1.53 0.10 0.07 64.18 00:40:01 6 30.93 0.00 1.02 1.68 0.06 66.30 00:40:01 7 28.97 0.00 1.14 0.12 0.07 69.70 00:50:01 all 14.08 0.00 1.33 0.44 0.05 84.11 00:50:01 0 13.85 0.00 1.06 0.28 0.05 84.76 00:50:01 1 14.21 0.00 1.25 0.16 0.05 84.33 00:50:01 2 17.82 0.00 1.56 0.26 0.05 80.31 00:50:01 3 11.73 0.00 1.06 0.61 0.06 86.54 00:50:01 4 15.49 0.00 1.32 0.23 0.05 82.91 00:50:01 5 12.70 0.00 1.63 1.03 0.05 84.60 00:50:01 6 12.29 0.00 1.27 0.55 0.05 85.83 00:50:01 7 14.52 0.00 1.46 0.38 0.05 83.59 Average: all 23.74 0.00 1.31 0.34 0.06 74.54 Average: 0 24.06 0.00 1.11 0.15 0.06 74.63 Average: 1 25.16 0.00 1.44 0.09 0.06 73.25 Average: 2 25.73 0.00 1.45 0.14 0.06 72.61 Average: 3 21.99 0.00 1.18 0.33 0.06 76.43 Average: 4 26.22 0.00 1.29 0.12 0.05 72.32 Average: 5 23.41 0.00 1.58 0.56 0.06 74.39 Average: 6 21.61 0.00 1.14 1.12 0.06 76.06 Average: 7 21.74 0.00 1.30 0.25 0.06 76.65