---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6726 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 776 20164 4 11152 30848 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:f0:da:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.1/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84710sec preferred_lft 84710sec inet6 fe80::f816:3eff:fef0:da9c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:2d:df:22:92:79 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-6726) 04/28/26 _x86_64_ (8 CPU) 10:43:23 LINUX RESTART (8 CPU) 10:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 18.42 0.59 16.71 1.13 14.72 4347.55 610.01 11:10:19 13.42 0.05 10.91 2.46 5.85 3265.72 10263.38 Average: 15.86 0.31 13.74 1.81 10.18 3794.03 5549.16 10:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 16923736 25617672 6628032 20.17 469468 7767236 12322144 36.34 1480444 13245932 7280 11:10:19 17308468 27440632 4800636 14.61 481084 9143440 4529584 13.36 1601684 12690612 610340 Average: 17116102 26529152 5714334 17.39 475276 8455338 8425864 24.85 1541064 12968272 308810 10:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 7.15 7.15 1.94 1.94 0.00 0.00 0.00 0.00 11:00:01 ens3 175.88 108.14 306.46 50.16 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:19 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 11:10:19 ens3 137.57 80.11 153.23 38.56 0.00 0.00 0.00 0.00 11:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.02 4.02 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 156.28 93.80 228.06 44.22 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-6726) 04/28/26 _x86_64_ (8 CPU) 10:43:23 LINUX RESTART (8 CPU) 10:50:10 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 86.69 0.00 2.66 0.03 0.14 10.47 11:00:01 0 85.35 0.00 2.70 0.02 0.14 11.79 11:00:01 1 87.12 0.00 2.61 0.04 0.14 10.08 11:00:01 2 84.56 0.00 2.49 0.02 0.13 12.81 11:00:01 3 86.16 0.00 2.73 0.01 0.13 10.97 11:00:01 4 88.66 0.00 2.55 0.06 0.14 8.59 11:00:01 5 84.91 0.00 2.85 0.08 0.14 12.02 11:00:01 6 88.72 0.00 2.85 0.02 0.13 8.27 11:00:01 7 88.03 0.00 2.54 0.03 0.14 9.27 11:10:19 all 95.15 0.00 3.12 0.03 0.17 1.53 11:10:19 0 95.32 0.00 3.00 0.00 0.16 1.51 11:10:19 1 95.73 0.00 3.02 0.02 0.18 1.05 11:10:19 2 95.34 0.00 3.11 0.00 0.17 1.38 11:10:19 3 95.04 0.00 3.24 0.07 0.17 1.48 11:10:19 4 94.94 0.00 3.09 0.11 0.17 1.69 11:10:19 5 95.04 0.00 3.05 0.01 0.16 1.74 11:10:19 6 94.98 0.00 3.16 0.03 0.15 1.68 11:10:19 7 94.77 0.00 3.33 0.01 0.17 1.72 Average: all 91.01 0.00 2.90 0.03 0.15 5.90 Average: 0 90.45 0.00 2.85 0.01 0.15 6.53 Average: 1 91.53 0.00 2.82 0.03 0.16 5.46 Average: 2 90.07 0.00 2.81 0.01 0.15 6.96 Average: 3 90.69 0.00 2.99 0.04 0.15 6.12 Average: 4 91.87 0.00 2.83 0.08 0.15 5.07 Average: 5 90.09 0.00 2.95 0.05 0.15 6.76 Average: 6 91.92 0.00 3.01 0.02 0.14 4.90 Average: 7 91.47 0.00 2.94 0.02 0.16 5.42