---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3804 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 926 19141 4 12024 30698 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:86:05:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.238/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84067sec preferred_lft 84067sec inet6 fe80::f816:3eff:fe86:5a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:9b:a4:04:97:62 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-3804) 04/04/26 _x86_64_ (8 CPU) 21:32:27 LINUX RESTART (8 CPU) 21:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:09 14.88 0.57 13.29 1.02 13.54 2367.71 1186.67 22:00:02 14.01 0.05 11.52 2.44 5.95 3337.33 26181.81 22:10:01 18.21 2.91 15.17 0.12 205.85 8640.63 155.08 Average: 15.70 1.18 13.33 1.19 75.03 4774.42 9078.35 21:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:09 19428096 28205696 4040460 12.30 472748 7849084 7819016 23.06 1513304 10729692 3684 22:00:02 17395208 27601560 4635852 14.11 483380 9206524 9814828 28.94 1632076 12551324 599968 22:10:01 16229284 28456636 3772104 11.48 502456 11077288 3029744 8.93 1877112 13313584 28 Average: 17684196 28087964 4149472 12.63 486195 9377632 6887863 20.31 1674164 12198200 201227 21:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:09 lo 6.96 6.96 1.88 1.88 0.00 0.00 0.00 0.00 21:50:09 ens3 175.39 95.88 162.16 48.58 0.00 0.00 0.00 0.00 21:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:02 lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 22:00:02 ens3 138.58 70.82 155.00 36.01 0.00 0.00 0.00 0.00 22:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 4.59 4.59 65.49 65.49 0.00 0.00 0.00 0.00 22:10:01 ens3 271.43 140.64 719.52 63.76 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.23 4.23 22.47 22.47 0.00 0.00 0.00 0.00 Average: ens3 195.22 102.52 345.26 49.49 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-3804) 04/04/26 _x86_64_ (8 CPU) 21:32:27 LINUX RESTART (8 CPU) 21:40:02 CPU %user %nice %system %iowait %steal %idle 21:50:09 all 88.12 0.00 2.76 0.02 0.10 9.00 21:50:09 0 87.35 0.00 2.68 0.00 0.10 9.86 21:50:09 1 87.26 0.00 2.91 0.02 0.10 9.71 21:50:09 2 87.94 0.00 2.75 0.00 0.10 9.21 21:50:09 3 90.98 0.00 2.78 0.02 0.10 6.12 21:50:09 4 88.62 0.00 2.65 0.01 0.11 8.62 21:50:09 5 86.39 0.00 2.60 0.10 0.10 10.82 21:50:09 6 87.90 0.00 2.67 0.00 0.09 9.33 21:50:09 7 88.50 0.00 3.02 0.03 0.11 8.35 22:00:02 all 95.42 0.00 3.24 0.00 0.12 1.22 22:00:02 0 95.79 0.00 3.08 0.00 0.12 1.01 22:00:02 1 95.36 0.00 3.53 0.01 0.13 0.97 22:00:02 2 95.52 0.00 3.07 0.00 0.11 1.30 22:00:02 3 95.51 0.00 3.14 0.00 0.12 1.23 22:00:02 4 95.46 0.00 3.05 0.00 0.12 1.37 22:00:02 5 95.24 0.00 3.17 0.00 0.12 1.47 22:00:02 6 95.43 0.00 3.19 0.01 0.12 1.26 22:00:02 7 95.04 0.00 3.67 0.00 0.13 1.17 22:10:01 all 42.62 0.00 0.90 0.16 0.07 56.24 22:10:01 0 50.48 0.00 1.02 0.02 0.08 48.40 22:10:01 1 39.89 0.00 0.91 0.39 0.07 58.74 22:10:01 2 55.00 0.00 1.05 0.04 0.07 43.84 22:10:01 3 47.42 0.00 1.11 0.11 0.07 51.29 22:10:01 4 34.13 0.00 0.90 0.29 0.08 64.61 22:10:01 5 51.89 0.00 0.80 0.02 0.08 47.21 22:10:01 6 34.72 0.00 0.72 0.27 0.07 64.23 22:10:01 7 27.39 0.00 0.72 0.18 0.06 71.65 Average: all 75.41 0.00 2.30 0.06 0.10 22.13 Average: 0 77.88 0.00 2.26 0.01 0.10 19.76 Average: 1 74.17 0.00 2.45 0.14 0.10 23.14 Average: 2 79.50 0.00 2.29 0.01 0.09 18.10 Average: 3 78.00 0.00 2.35 0.04 0.10 19.52 Average: 4 72.78 0.00 2.20 0.10 0.10 24.82 Average: 5 77.84 0.00 2.19 0.04 0.10 19.83 Average: 6 72.72 0.00 2.19 0.09 0.09 24.90 Average: 7 70.38 0.00 2.47 0.07 0.10 26.99