---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-671 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 771 19620 4 11700 30852 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:b7:00:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.16/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84138sec preferred_lft 84138sec inet6 fe80::f816:3eff:feb7:79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:c3:6e:a7:15:57 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-671) 03/09/26 _x86_64_ (8 CPU) 10:57:29 LINUX RESTART (8 CPU) 11:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:00 32.72 0.95 15.68 16.09 427.51 4712.72 511868.40 11:20:00 9.86 0.32 8.88 0.66 5.09 878.84 217.81 11:30:00 260.49 0.34 257.97 2.18 3.80 11733.67 76895.98 Average: 101.03 0.54 94.18 6.31 145.46 5775.21 196324.74 11:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:00 23746040 27932336 4373756 13.31 164840 4233764 4409620 13.00 736356 7904920 3924 11:20:00 22721872 27143668 5157320 15.69 172792 4435120 9282720 27.37 808848 8836260 1528 11:30:00 19561752 27217576 5049612 15.37 354788 7069528 4122952 12.16 1431052 10895144 26088 Average: 22009888 27431193 4860229 14.79 230807 5246137 5938431 17.51 992085 9212108 10513 11:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:00 lo 1.62 1.62 0.58 0.58 0.00 0.00 0.00 0.00 11:10:00 ens3 271.44 143.00 554.46 62.93 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 6.31 6.31 1.44 1.44 0.00 0.00 0.00 0.00 11:20:00 ens3 28.24 19.25 106.86 6.16 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 11:30:00 ens3 77.95 46.23 366.54 13.39 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.76 2.76 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 125.87 69.49 342.62 27.49 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-671) 03/09/26 _x86_64_ (8 CPU) 10:57:29 LINUX RESTART (8 CPU) 11:00:00 CPU %user %nice %system %iowait %steal %idle 11:10:00 all 48.75 0.00 1.94 0.29 0.07 48.94 11:10:00 0 47.28 0.00 1.91 0.08 0.07 50.66 11:10:00 1 48.78 0.00 1.93 0.06 0.07 49.17 11:10:00 2 56.88 0.00 1.81 0.83 0.07 40.41 11:10:00 3 48.87 0.00 2.03 0.35 0.07 48.68 11:10:00 4 48.74 0.00 1.85 0.06 0.07 49.28 11:10:00 5 45.97 0.00 1.89 0.06 0.08 52.01 11:10:00 6 45.59 0.00 2.05 0.86 0.06 51.43 11:10:00 7 47.92 0.00 2.08 0.05 0.07 49.88 11:20:00 all 78.77 0.00 2.36 0.01 0.09 18.78 11:20:00 0 78.75 0.00 2.52 0.00 0.09 18.65 11:20:00 1 78.05 0.00 2.47 0.00 0.09 19.38 11:20:00 2 78.14 0.00 2.28 0.01 0.08 19.50 11:20:00 3 77.84 0.00 2.15 0.03 0.09 19.89 11:20:00 4 81.15 0.00 2.40 0.01 0.09 16.36 11:20:00 5 77.89 0.00 2.26 0.00 0.08 19.77 11:20:00 6 78.86 0.00 2.26 0.00 0.08 18.80 11:20:00 7 79.45 0.00 2.56 0.00 0.09 17.90 11:30:00 all 73.66 0.00 3.14 0.25 0.09 22.86 11:30:00 0 74.81 0.00 2.78 0.10 0.09 22.22 11:30:00 1 74.59 0.00 3.40 0.30 0.09 21.63 11:30:00 2 72.07 0.00 3.47 0.43 0.09 23.94 11:30:00 3 74.92 0.00 3.23 0.25 0.09 21.52 11:30:00 4 72.70 0.00 2.92 0.19 0.09 24.11 11:30:00 5 72.92 0.00 3.17 0.36 0.09 23.46 11:30:00 6 73.74 0.00 3.40 0.34 0.09 22.43 11:30:00 7 73.49 0.00 2.74 0.07 0.10 23.59 Average: all 67.07 0.00 2.48 0.18 0.08 30.19 Average: 0 66.95 0.00 2.40 0.06 0.08 30.51 Average: 1 67.15 0.00 2.60 0.12 0.09 30.05 Average: 2 69.03 0.00 2.52 0.42 0.08 27.95 Average: 3 67.22 0.00 2.47 0.21 0.08 30.02 Average: 4 67.54 0.00 2.39 0.08 0.08 29.91 Average: 5 65.60 0.00 2.44 0.14 0.08 31.74 Average: 6 66.06 0.00 2.57 0.40 0.08 30.89 Average: 7 66.97 0.00 2.46 0.04 0.08 30.44