---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-852 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 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 757 19823 4 11511 30867 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:5c:53:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.236/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84279sec preferred_lft 84279sec inet6 fe80::f816:3eff:fe5c:5354/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:f5:04:28:83:d0 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-852) 03/10/26 _x86_64_ (8 CPU) 07:48:00 LINUX RESTART (8 CPU) 07:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 17.99 0.78 16.13 1.08 30.92 4234.51 1207.82 08:10:01 9.76 0.31 8.69 0.75 5.08 1473.83 58.89 08:20:01 274.79 0.51 271.30 2.99 5.04 14162.38 95494.24 Average: 100.83 0.53 98.69 1.61 13.68 6622.37 32247.80 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 24195608 28154572 4153668 12.64 161572 4013464 4184748 12.34 580292 7606792 171952 08:10:01 23176964 27384868 4917436 14.96 169972 4227132 8232384 24.28 655360 8530604 2084 08:20:01 18790460 28458412 3796624 11.55 414144 8880060 3293968 9.71 1524556 11412500 1606252 Average: 22054344 27999284 4289243 13.05 248563 5706885 5237033 15.44 920069 9183299 593429 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 0.89 0.89 0.11 0.11 0.00 0.00 0.00 0.00 08:00:01 ens3 358.71 185.58 471.82 77.63 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 7.05 7.05 1.90 1.90 0.00 0.00 0.00 0.00 08:10:01 ens3 20.08 16.57 105.95 5.19 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 0.44 0.44 0.07 0.07 0.00 0.00 0.00 0.00 08:20:01 ens3 117.66 77.44 616.38 20.32 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.80 2.80 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 165.42 93.16 397.96 34.37 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-852) 03/10/26 _x86_64_ (8 CPU) 07:48:00 LINUX RESTART (8 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 52.34 0.00 1.94 0.04 0.09 45.59 08:00:01 0 49.65 0.00 1.92 0.01 0.10 48.32 08:00:01 1 52.84 0.00 1.86 0.02 0.10 45.18 08:00:01 2 51.29 0.00 2.07 0.06 0.10 46.48 08:00:01 3 60.02 0.00 2.01 0.04 0.10 37.84 08:00:01 4 52.40 0.00 1.85 0.09 0.09 45.58 08:00:01 5 51.03 0.00 1.90 0.05 0.09 46.94 08:00:01 6 55.87 0.00 2.00 0.01 0.10 42.02 08:00:01 7 45.63 0.00 1.90 0.04 0.09 52.34 08:10:01 all 82.80 0.00 2.27 0.01 0.15 14.78 08:10:01 0 81.98 0.00 2.26 0.00 0.14 15.61 08:10:01 1 84.92 0.00 2.18 0.01 0.16 12.74 08:10:01 2 81.60 0.00 2.38 0.03 0.14 15.85 08:10:01 3 85.13 0.00 2.35 0.00 0.14 12.36 08:10:01 4 81.50 0.00 2.32 0.00 0.14 16.04 08:10:01 5 83.01 0.00 2.37 0.00 0.14 14.48 08:10:01 6 81.86 0.00 2.34 0.00 0.15 15.65 08:10:01 7 82.41 0.00 1.98 0.00 0.15 15.46 08:20:01 all 68.60 0.00 3.04 0.24 0.13 27.99 08:20:01 0 66.86 0.00 3.34 0.28 0.13 29.39 08:20:01 1 69.02 0.00 2.71 0.09 0.13 28.04 08:20:01 2 66.76 0.00 3.51 0.39 0.13 29.21 08:20:01 3 68.38 0.00 2.75 0.25 0.13 28.50 08:20:01 4 72.31 0.00 3.24 0.19 0.13 24.14 08:20:01 5 70.57 0.00 3.47 0.32 0.13 25.50 08:20:01 6 66.81 0.00 2.68 0.25 0.12 30.14 08:20:01 7 68.08 0.00 2.61 0.16 0.12 29.04 Average: all 67.93 0.00 2.42 0.09 0.12 29.44 Average: 0 66.17 0.00 2.51 0.10 0.12 31.10 Average: 1 68.94 0.00 2.25 0.04 0.13 28.64 Average: 2 66.57 0.00 2.65 0.16 0.12 30.49 Average: 3 71.19 0.00 2.37 0.10 0.12 26.22 Average: 4 68.75 0.00 2.47 0.09 0.12 28.57 Average: 5 68.22 0.00 2.58 0.12 0.12 28.96 Average: 6 68.20 0.00 2.34 0.08 0.12 29.25 Average: 7 65.40 0.00 2.16 0.07 0.12 32.25