---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2602 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 23G 133G 15% / 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 870 14652 4 16569 30754 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:7b:f0:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.46/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84819sec preferred_lft 84819sec inet6 fe80::f816:3eff:fe7b:f0f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:43:98:d6:9b:85 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::a043:98ff:fed6:9b85/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2602) 04/01/26 _x86_64_ (8 CPU) 08:14:48 LINUX RESTART (8 CPU) 08:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:02 70.31 0.82 66.91 2.58 53.22 23323.52 33655.35 08:40:00 353.33 0.27 345.14 7.92 3.60 38428.08 37260.98 Average: 213.41 0.54 207.58 5.28 28.13 30960.50 35478.38 08:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:02 20982804 29824748 2461308 7.49 201076 8678992 2571880 7.58 2775444 8398244 916440 08:40:00 12158352 29731340 2470500 7.52 553440 16113568 2581724 7.61 5061896 13911212 116 Average: 16570578 29778044 2465904 7.50 377258 12396280 2576802 7.60 3918670 11154728 458278 08:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:02 lo 1.36 1.36 0.90 0.90 0.00 0.00 0.00 0.00 08:30:02 ens3 66.15 52.06 871.67 10.16 0.00 0.00 0.00 0.00 08:30:02 docker0 8.34 11.75 0.75 161.91 0.00 0.00 0.00 0.00 08:40:00 lo 1.06 1.06 0.23 0.23 0.00 0.00 0.00 0.00 08:40:00 ens3 131.25 97.69 1749.87 13.98 0.00 0.00 0.00 0.00 08:40:00 docker0 14.00 19.88 2.36 180.50 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.56 0.56 0.00 0.00 0.00 0.00 Average: ens3 99.07 75.13 1315.69 12.09 0.00 0.00 0.00 0.00 Average: docker0 11.20 15.86 1.56 171.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2602) 04/01/26 _x86_64_ (8 CPU) 08:14:48 LINUX RESTART (8 CPU) 08:20:17 CPU %user %nice %system %iowait %steal %idle 08:30:02 all 27.71 0.00 1.88 1.08 0.08 69.25 08:30:02 0 29.52 0.00 1.85 0.44 0.08 68.12 08:30:02 1 28.94 0.00 1.99 0.76 0.08 68.24 08:30:02 2 30.44 0.00 1.58 0.79 0.08 67.10 08:30:02 3 29.43 0.00 2.29 1.52 0.08 66.68 08:30:02 4 25.01 0.00 1.55 1.02 0.07 72.34 08:30:02 5 26.08 0.00 2.34 0.42 0.08 71.08 08:30:02 6 24.71 0.00 1.57 0.95 0.07 72.70 08:30:02 7 27.57 0.00 1.84 2.76 0.08 67.75 08:40:00 all 14.62 0.00 3.26 0.46 0.10 81.57 08:40:00 0 9.89 0.00 3.45 0.40 0.09 86.17 08:40:00 1 11.24 0.00 2.60 0.66 0.09 85.41 08:40:00 2 20.02 0.00 4.34 0.82 0.12 74.70 08:40:00 3 23.86 0.00 4.43 0.48 0.11 71.12 08:40:00 4 13.28 0.00 3.01 0.38 0.09 83.23 08:40:00 5 12.01 0.00 2.82 0.36 0.10 84.70 08:40:00 6 8.72 0.00 2.25 0.32 0.08 88.63 08:40:00 7 17.95 0.00 3.21 0.23 0.10 78.52 Average: all 21.10 0.00 2.58 0.77 0.09 75.47 Average: 0 19.62 0.00 2.66 0.42 0.08 77.23 Average: 1 19.98 0.00 2.30 0.71 0.08 76.93 Average: 2 25.19 0.00 2.97 0.81 0.10 70.93 Average: 3 26.62 0.00 3.37 0.99 0.10 68.92 Average: 4 19.09 0.00 2.29 0.70 0.08 77.84 Average: 5 18.98 0.00 2.59 0.39 0.09 77.95 Average: 6 16.64 0.00 1.91 0.63 0.07 80.74 Average: 7 22.71 0.00 2.53 1.48 0.09 73.19