---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1088 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 138G 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 755 19332 4 12004 30869 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:5e:c9:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84541sec preferred_lft 84541sec inet6 fe80::f816:3eff:fe5e:c94a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:64:bf:1a:10:a6 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::6c64:bfff:fe1a:10a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1088) 04/08/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:11 14.97 0.29 14.22 0.46 11.40 9114.04 211.15 00:50:00 48.47 2.25 44.95 1.27 363.58 16233.29 5075.44 Average: 31.40 1.25 29.29 0.86 184.12 12605.44 2596.68 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:11 21755196 28878800 3417312 10.40 171236 7076760 3421136 10.09 1876976 8666236 337036 00:50:00 20045728 31650996 621764 1.89 234848 11295496 1406496 4.15 3102392 8895788 40 Average: 20900462 30264898 2019538 6.15 203042 9186128 2413816 7.12 2489684 8781012 168538 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:11 lo 1.66 1.66 0.16 0.16 0.00 0.00 0.00 0.00 00:40:11 ens3 53.94 46.40 230.93 13.11 0.00 0.00 0.00 0.00 00:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 179.38 179.38 177.60 177.60 0.00 0.00 0.00 0.00 00:50:00 ens3 128.20 112.68 444.59 1356.74 0.00 0.00 0.00 0.00 00:50:00 docker0 83.55 84.14 1346.88 163.92 0.00 0.00 0.00 0.00 00:50:00 vethac4ed67 77.83 77.45 1347.59 9.85 0.00 0.00 0.00 0.11 Average: lo 88.81 88.81 87.18 87.18 0.00 0.00 0.00 0.00 Average: ens3 90.36 78.91 335.71 672.05 0.00 0.00 0.00 0.00 Average: docker0 40.98 41.26 660.53 80.39 0.00 0.00 0.00 0.00 Average: vethac4ed67 38.17 37.98 660.88 4.83 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1088) 04/08/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:11 all 32.57 0.00 1.36 0.06 0.07 65.94 00:40:11 0 32.32 0.00 1.29 0.06 0.08 66.26 00:40:11 1 31.74 0.00 1.30 0.01 0.07 66.88 00:40:11 2 29.66 0.00 1.38 0.15 0.07 68.75 00:40:11 3 34.32 0.00 1.38 0.01 0.07 64.21 00:40:11 4 37.19 0.00 1.59 0.01 0.07 61.14 00:40:11 5 30.55 0.00 1.32 0.04 0.07 68.03 00:40:11 6 34.37 0.00 1.44 0.16 0.07 63.96 00:40:11 7 30.46 0.00 1.20 0.02 0.07 68.25 00:50:00 all 11.55 0.00 1.21 0.16 0.04 87.04 00:50:00 0 9.69 0.00 1.05 0.18 0.04 89.06 00:50:00 1 10.42 0.00 0.91 0.11 0.05 88.51 00:50:00 2 14.16 0.00 1.48 0.16 0.05 84.16 00:50:00 3 13.72 0.00 1.80 0.22 0.05 84.21 00:50:00 4 10.15 0.00 1.23 0.26 0.05 88.32 00:50:00 5 15.32 0.00 1.57 0.21 0.05 82.85 00:50:00 6 7.87 0.00 0.72 0.11 0.03 91.27 00:50:00 7 11.10 0.00 0.89 0.04 0.04 87.93 Average: all 22.26 0.00 1.28 0.11 0.06 76.29 Average: 0 21.21 0.00 1.17 0.12 0.06 77.45 Average: 1 21.28 0.00 1.11 0.06 0.06 77.49 Average: 2 22.05 0.00 1.43 0.15 0.06 76.32 Average: 3 24.22 0.00 1.59 0.11 0.06 74.03 Average: 4 23.92 0.00 1.41 0.13 0.06 74.48 Average: 5 23.08 0.00 1.44 0.12 0.06 75.30 Average: 6 21.37 0.00 1.08 0.14 0.05 77.36 Average: 7 20.96 0.00 1.05 0.03 0.05 77.90