---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1685 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: 5599.94 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 15G 141G 10% / 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 738 23633 4 7720 30886 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:b3:d8:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.78/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84441sec preferred_lft 84441sec inet6 fe80::f816:3eff:feb3:d88c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:78:fb:91:24:e2 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-1685) 03/13/26 _x86_64_ (8 CPU) 12:18:11 LINUX RESTART (8 CPU) 12:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:13 18.66 0.81 16.80 1.05 33.75 5129.80 2920.50 12:40:14 9.09 0.31 8.07 0.70 5.09 865.66 79.20 12:50:04 260.34 0.37 257.74 2.23 3.78 11910.34 48477.00 Average: 94.70 0.50 92.87 1.32 14.37 5930.37 16906.65 12:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:13 24176616 28140188 4166924 12.68 161868 4017756 4145744 12.23 582220 7618136 4576 12:40:14 22026348 26227396 6074396 18.48 169760 4220768 9397132 27.71 655028 9683388 3244 12:50:04 19468004 26875352 5392972 16.41 346956 6835580 4032244 11.89 1254504 11164392 1784 Average: 21890323 27080979 5211431 15.86 226195 5024701 5858373 17.28 830584 9488639 3201 12:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:13 lo 2.06 2.06 0.76 0.76 0.00 0.00 0.00 0.00 12:30:13 ens3 282.56 168.19 561.84 69.76 0.00 0.00 0.00 0.00 12:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:14 lo 5.88 5.88 1.24 1.24 0.00 0.00 0.00 0.00 12:40:14 ens3 38.64 26.47 113.74 10.98 0.00 0.00 0.00 0.00 12:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:04 lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 12:50:04 ens3 80.24 52.01 369.51 11.33 0.00 0.00 0.00 0.00 12:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.78 2.78 0.68 0.68 0.00 0.00 0.00 0.00 Average: ens3 134.89 82.84 349.35 31.00 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-1685) 03/13/26 _x86_64_ (8 CPU) 12:18:11 LINUX RESTART (8 CPU) 12:20:04 CPU %user %nice %system %iowait %steal %idle 12:30:13 all 50.82 0.00 1.88 0.03 0.07 47.20 12:30:13 0 48.93 0.00 1.98 0.01 0.08 49.00 12:30:13 1 49.71 0.00 1.90 0.13 0.07 48.18 12:30:13 2 49.99 0.00 1.95 0.01 0.07 47.97 12:30:13 3 49.03 0.00 1.71 0.02 0.07 49.17 12:30:13 4 46.65 0.00 1.77 0.02 0.07 51.49 12:30:13 5 50.27 0.00 1.89 0.03 0.08 47.73 12:30:13 6 60.78 0.00 1.89 0.01 0.08 37.24 12:30:13 7 51.19 0.00 1.97 0.01 0.07 46.76 12:40:14 all 80.03 0.00 2.37 0.00 0.09 17.51 12:40:14 0 79.44 0.00 2.44 0.01 0.09 18.02 12:40:14 1 82.65 0.00 2.32 0.00 0.09 14.93 12:40:14 2 79.05 0.00 2.22 0.00 0.10 18.63 12:40:14 3 78.37 0.00 2.42 0.01 0.09 19.11 12:40:14 4 78.98 0.00 2.30 0.00 0.08 18.63 12:40:14 5 80.50 0.00 2.21 0.00 0.10 17.19 12:40:14 6 81.56 0.00 2.33 0.00 0.09 16.02 12:40:14 7 79.66 0.00 2.71 0.00 0.08 17.56 12:50:04 all 75.16 0.00 3.30 0.20 0.08 21.27 12:50:04 0 74.88 0.00 2.92 0.06 0.08 22.06 12:50:04 1 73.77 0.00 3.13 0.25 0.08 22.77 12:50:04 2 76.55 0.00 3.62 0.15 0.10 19.58 12:50:04 3 74.46 0.00 4.04 0.35 0.09 21.07 12:50:04 4 73.96 0.00 3.41 0.29 0.08 22.26 12:50:04 5 74.76 0.00 2.89 0.15 0.08 22.12 12:50:04 6 75.14 0.00 3.02 0.16 0.09 21.60 12:50:04 7 77.73 0.00 3.35 0.16 0.07 18.68 Average: all 68.55 0.00 2.51 0.08 0.08 28.79 Average: 0 67.62 0.00 2.44 0.03 0.08 29.83 Average: 1 68.59 0.00 2.44 0.13 0.08 28.75 Average: 2 68.40 0.00 2.59 0.06 0.09 28.87 Average: 3 67.16 0.00 2.71 0.12 0.08 29.93 Average: 4 66.39 0.00 2.48 0.10 0.08 30.94 Average: 5 68.39 0.00 2.32 0.06 0.09 29.14 Average: 6 72.43 0.00 2.40 0.06 0.09 25.03 Average: 7 69.40 0.00 2.67 0.06 0.08 27.81