---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-176529 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 11G 145G 7% / 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 901 25946 4 5244 30723 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:73:f1:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84459sec preferred_lft 84459sec inet6 fe80::f816:3eff:fe73:f119/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:9d:07:e4:d6:76 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-176529) 03/07/26 _x86_64_ (8 CPU) 07:11:30 LINUX RESTART (8 CPU) 07:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:00 30.65 0.14 26.58 3.93 5.56 2367.04 6699.88 07:40:00 34.61 0.01 30.29 4.32 0.11 2978.02 14864.83 Average: 32.63 0.08 28.44 4.12 2.83 2672.53 10782.29 07:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:00 25182860 29046836 3260424 9.92 176112 3900812 3357352 9.90 866664 6344468 161996 07:40:00 25079284 29319584 2983252 9.08 209020 4206564 2907352 8.57 958816 6316528 13504 Average: 25131072 29183210 3121838 9.50 192566 4053688 3132352 9.24 912740 6330498 87750 07:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:00 lo 1622.90 1622.90 1544.99 1544.99 0.00 0.00 0.00 0.00 07:30:00 ens3 41.96 28.58 16.66 12.20 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:00 lo 1645.48 1645.48 1566.38 1566.38 0.00 0.00 0.00 0.00 07:40:00 ens3 46.66 31.80 18.10 14.34 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1634.19 1634.19 1555.69 1555.69 0.00 0.00 0.00 0.00 Average: ens3 44.31 30.19 17.38 13.27 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-176529) 03/07/26 _x86_64_ (8 CPU) 07:11:30 LINUX RESTART (8 CPU) 07:20:00 CPU %user %nice %system %iowait %steal %idle 07:30:00 all 34.85 0.00 1.58 0.09 0.08 63.39 07:30:00 0 35.56 0.00 1.42 0.05 0.09 62.88 07:30:00 1 39.04 0.00 1.94 0.05 0.09 58.88 07:30:00 2 35.35 0.00 1.58 0.06 0.08 62.93 07:30:00 3 36.41 0.00 1.67 0.18 0.09 61.66 07:30:00 4 31.04 0.00 1.61 0.11 0.09 67.14 07:30:00 5 40.50 0.00 1.60 0.06 0.08 57.75 07:30:00 6 33.61 0.00 1.28 0.04 0.07 64.99 07:30:00 7 27.31 0.00 1.58 0.14 0.07 70.90 07:40:00 all 37.49 0.00 1.77 0.09 0.09 60.56 07:40:00 0 31.71 0.00 1.93 0.06 0.09 66.20 07:40:00 1 40.34 0.00 2.20 0.06 0.09 57.32 07:40:00 2 38.98 0.00 2.00 0.05 0.09 58.88 07:40:00 3 40.62 0.00 1.74 0.04 0.09 57.52 07:40:00 4 33.32 0.00 1.70 0.13 0.09 64.76 07:40:00 5 38.78 0.00 1.58 0.09 0.08 59.46 07:40:00 6 35.37 0.00 1.58 0.14 0.09 62.82 07:40:00 7 40.78 0.00 1.48 0.14 0.09 57.52 Average: all 36.17 0.00 1.68 0.09 0.09 61.98 Average: 0 33.64 0.00 1.68 0.06 0.09 64.54 Average: 1 39.68 0.00 2.07 0.05 0.09 58.10 Average: 2 37.16 0.00 1.79 0.06 0.09 60.90 Average: 3 38.51 0.00 1.70 0.11 0.09 59.59 Average: 4 32.18 0.00 1.66 0.12 0.09 65.95 Average: 5 39.64 0.00 1.59 0.08 0.08 58.61 Average: 6 34.49 0.00 1.43 0.09 0.08 63.91 Average: 7 34.04 0.00 1.53 0.14 0.08 64.21