---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-24387 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 12G 144G 8% / 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 938 24800 4 6352 30685 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:d7:ec:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84377sec preferred_lft 84377sec inet6 fe80::f816:3eff:fed7:ec20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:39:d3:84:21:55 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-24387) 03/01/26 _x86_64_ (8 CPU) 07:49:50 LINUX RESTART (8 CPU) 07:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:00 85.91 11.81 56.23 17.87 1889.51 18664.89 528427.86 08:10:00 32.39 0.11 28.07 4.21 5.43 2428.12 7191.11 08:20:00 34.51 0.01 30.20 4.30 0.12 2927.35 14423.67 Average: 50.92 3.97 38.16 8.79 631.08 8001.63 183180.68 07:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:00 25673688 29270148 3039092 9.25 157604 3675344 3568736 10.52 810152 5941480 55224 08:10:00 25386404 29384632 2920400 8.89 194632 3999988 2935464 8.66 925600 6061524 35948 08:20:00 24267980 28772072 3528872 10.74 218192 4442780 3653808 10.77 1047172 7023720 25996 Average: 25109357 29142284 3162788 9.62 190143 4039371 3386003 9.98 927641 6342241 39056 07:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:00 lo 780.19 780.19 742.10 742.10 0.00 0.00 0.00 0.00 08:00:00 ens3 148.50 109.54 1281.85 21.66 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 1803.01 1803.01 1715.99 1715.99 0.00 0.00 0.00 0.00 08:10:00 ens3 22.14 18.07 8.94 6.35 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 1623.38 1623.38 1544.85 1544.85 0.00 0.00 0.00 0.00 08:20:00 ens3 24.76 20.39 9.41 6.97 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1402.50 1402.50 1334.60 1334.60 0.00 0.00 0.00 0.00 Average: ens3 65.10 49.30 432.99 11.66 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-24387) 03/01/26 _x86_64_ (8 CPU) 07:49:50 LINUX RESTART (8 CPU) 07:50:00 CPU %user %nice %system %iowait %steal %idle 08:00:00 all 37.81 0.00 1.73 0.30 0.11 60.04 08:00:00 0 38.55 0.00 1.68 0.56 0.12 59.08 08:00:00 1 39.84 0.00 1.97 0.18 0.11 57.90 08:00:00 2 38.76 0.00 1.90 0.16 0.11 59.07 08:00:00 3 36.79 0.00 1.29 0.17 0.10 61.64 08:00:00 4 38.49 0.00 1.48 0.10 0.11 59.83 08:00:00 5 35.19 0.00 1.72 0.22 0.11 62.76 08:00:00 6 36.60 0.00 1.87 0.86 0.12 60.56 08:00:00 7 38.23 0.00 1.95 0.20 0.10 59.51 08:10:00 all 36.48 0.00 1.67 0.12 0.13 61.60 08:10:00 0 35.23 0.00 1.62 0.05 0.15 62.95 08:10:00 1 35.27 0.00 1.78 0.05 0.12 62.79 08:10:00 2 37.45 0.00 1.92 0.05 0.12 60.47 08:10:00 3 39.59 0.00 1.65 0.17 0.12 58.46 08:10:00 4 35.13 0.00 1.89 0.25 0.12 62.61 08:10:00 5 38.28 0.00 1.66 0.04 0.12 59.90 08:10:00 6 35.19 0.00 1.32 0.25 0.12 63.12 08:10:00 7 35.68 0.00 1.56 0.11 0.18 62.47 08:20:00 all 37.22 0.00 1.81 0.07 0.11 60.79 08:20:00 0 35.19 0.00 1.61 0.06 0.10 63.04 08:20:00 1 36.57 0.00 2.14 0.06 0.11 61.13 08:20:00 2 40.53 0.00 1.94 0.04 0.11 57.38 08:20:00 3 36.89 0.00 1.80 0.04 0.11 61.16 08:20:00 4 32.47 0.00 1.53 0.05 0.10 65.85 08:20:00 5 40.04 0.00 1.86 0.07 0.11 57.93 08:20:00 6 39.83 0.00 1.77 0.18 0.11 58.11 08:20:00 7 36.22 0.00 1.87 0.06 0.10 61.75 Average: all 37.17 0.00 1.74 0.16 0.12 60.81 Average: 0 36.32 0.00 1.64 0.22 0.12 61.69 Average: 1 37.22 0.00 1.96 0.09 0.11 60.61 Average: 2 38.91 0.00 1.92 0.08 0.11 58.97 Average: 3 37.76 0.00 1.58 0.13 0.11 60.42 Average: 4 35.36 0.00 1.63 0.13 0.11 62.77 Average: 5 37.84 0.00 1.75 0.11 0.11 60.20 Average: 6 37.21 0.00 1.65 0.43 0.12 60.60 Average: 7 36.71 0.00 1.79 0.12 0.13 61.25