---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4324 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 776 20161 4 11154 30848 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:0a:d0:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.159/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84737sec preferred_lft 84737sec inet6 fe80::f816:3eff:fe0a:d0f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:ef:1f:2c:26:db 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-4324) 04/07/26 _x86_64_ (8 CPU) 07:57:57 LINUX RESTART (8 CPU) 08:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 355.53 1.32 331.85 22.35 31.01 21357.36 503227.23 08:20:02 9.46 0.23 8.02 1.20 2.84 1504.21 318.58 Average: 182.13 0.78 169.60 11.76 16.90 11410.17 251250.67 08:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 13707588 22333848 9912600 30.16 465856 7713700 11672844 34.42 1473652 16469068 512 08:20:02 16384520 25416324 6827740 20.78 474212 8086068 10014168 29.53 1555892 13701104 5236 Average: 15046054 23875086 8370170 25.47 470034 7899884 10843506 31.98 1514772 15085086 2874 08:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 1.68 1.68 0.99 0.99 0.00 0.00 0.00 0.00 08:10:01 ens3 315.24 198.23 1257.71 71.17 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 08:20:02 lo 6.08 6.08 1.00 1.00 0.00 0.00 0.00 0.00 08:20:02 ens3 123.57 79.24 95.37 40.99 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.89 3.89 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 219.21 138.61 675.33 56.05 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-4324) 04/07/26 _x86_64_ (8 CPU) 07:57:57 LINUX RESTART (8 CPU) 08:00:03 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 70.90 0.00 3.61 0.36 0.11 25.02 08:10:01 0 70.70 0.00 3.89 0.32 0.11 24.98 08:10:01 1 71.11 0.00 3.58 0.29 0.11 24.91 08:10:01 2 75.34 0.00 3.33 0.37 0.11 20.84 08:10:01 3 72.07 0.00 3.69 0.42 0.11 23.71 08:10:01 4 71.82 0.00 3.81 0.30 0.11 23.96 08:10:01 5 67.44 0.00 3.71 0.35 0.11 28.39 08:10:01 6 71.55 0.00 3.46 0.37 0.11 24.50 08:10:01 7 67.18 0.00 3.36 0.46 0.11 28.88 08:20:02 all 96.80 0.00 3.02 0.00 0.13 0.05 08:20:02 0 96.87 0.00 2.94 0.00 0.13 0.06 08:20:02 1 96.66 0.00 3.17 0.00 0.12 0.05 08:20:02 2 97.01 0.00 2.82 0.00 0.12 0.04 08:20:02 3 96.89 0.00 2.92 0.00 0.12 0.06 08:20:02 4 96.88 0.00 2.93 0.00 0.13 0.06 08:20:02 5 96.44 0.00 3.39 0.00 0.12 0.04 08:20:02 6 96.91 0.00 2.91 0.00 0.13 0.05 08:20:02 7 96.74 0.00 3.09 0.00 0.13 0.05 Average: all 83.91 0.00 3.31 0.18 0.12 12.48 Average: 0 83.84 0.00 3.41 0.16 0.12 12.47 Average: 1 83.94 0.00 3.37 0.14 0.12 12.43 Average: 2 86.22 0.00 3.08 0.19 0.12 10.40 Average: 3 84.54 0.00 3.31 0.21 0.12 11.83 Average: 4 84.41 0.00 3.37 0.15 0.12 11.96 Average: 5 82.00 0.00 3.55 0.17 0.12 14.15 Average: 6 84.29 0.00 3.18 0.19 0.12 12.22 Average: 7 82.02 0.00 3.22 0.23 0.12 14.41