---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-437722 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 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 915 25107 4 6069 30709 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:13:43:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84460sec preferred_lft 84460sec inet6 fe80::f816:3eff:fe13:433d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:10:a6:29:01:45 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-437722) 03/11/26 _x86_64_ (8 CPU) 06:58:54 LINUX RESTART (8 CPU) 07:00:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:31 39.55 3.46 33.41 2.68 171.33 5336.60 10184.35 07:20:01 38.67 0.02 33.54 5.11 0.14 2696.16 10444.94 07:30:05 46.49 0.03 27.99 18.48 1.39 3246.13 522322.10 Average: 41.63 1.18 31.61 8.84 58.47 3776.64 184800.97 07:00:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:31 25293980 28779728 3530596 10.74 161640 3554572 3627340 10.70 704836 6414756 142624 07:20:01 24951076 28798948 3507440 10.67 194216 3848156 3643500 10.74 809980 6619436 112708 07:30:05 23339600 29055468 3243024 9.87 224340 5602612 3197828 9.43 1454776 7463812 1292312 Average: 24528219 28878048 3427020 10.43 193399 4335113 3489556 10.29 989864 6832668 515881 07:00:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:31 lo 1037.96 1037.96 987.05 987.05 0.00 0.00 0.00 0.00 07:10:31 ens3 88.97 69.99 793.44 14.09 0.00 0.00 0.00 0.00 07:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 2182.03 2182.03 2079.77 2079.77 0.00 0.00 0.00 0.00 07:20:01 ens3 22.24 18.38 8.92 5.92 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:05 lo 1392.92 1392.92 1325.84 1325.84 0.00 0.00 0.00 0.00 07:30:05 ens3 46.05 36.20 162.92 9.70 0.00 0.00 0.00 0.00 07:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1526.16 1526.16 1453.26 1453.26 0.00 0.00 0.00 0.00 Average: ens3 52.92 41.91 326.74 9.97 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-437722) 03/11/26 _x86_64_ (8 CPU) 06:58:54 LINUX RESTART (8 CPU) 07:00:31 CPU %user %nice %system %iowait %steal %idle 07:10:31 all 39.98 0.00 1.63 0.06 0.08 58.25 07:10:31 0 38.60 0.00 1.70 0.14 0.08 59.47 07:10:31 1 40.59 0.00 1.79 0.05 0.08 57.49 07:10:31 2 38.49 0.00 1.83 0.09 0.07 59.51 07:10:31 3 42.77 0.00 1.55 0.06 0.08 55.54 07:10:31 4 40.53 0.00 1.60 0.04 0.08 57.75 07:10:31 5 41.36 0.00 1.57 0.06 0.07 56.94 07:10:31 6 38.66 0.00 1.54 0.04 0.07 59.68 07:10:31 7 38.81 0.00 1.45 0.03 0.07 59.63 07:20:01 all 34.72 0.00 1.87 0.07 0.06 63.27 07:20:01 0 31.90 0.00 1.86 0.13 0.06 66.04 07:20:01 1 35.10 0.00 2.33 0.09 0.07 62.42 07:20:01 2 35.20 0.00 1.77 0.05 0.06 62.91 07:20:01 3 34.52 0.00 1.83 0.07 0.06 63.52 07:20:01 4 36.97 0.00 1.99 0.05 0.07 60.92 07:20:01 5 32.41 0.00 1.71 0.08 0.06 65.74 07:20:01 6 35.21 0.00 1.70 0.04 0.07 62.98 07:20:01 7 36.46 0.00 1.79 0.06 0.07 61.62 07:30:05 all 35.74 0.00 1.74 0.06 0.07 62.38 07:30:05 0 33.21 0.00 1.66 0.05 0.07 65.01 07:30:05 1 39.18 0.00 1.78 0.03 0.07 58.94 07:30:05 2 37.05 0.00 2.19 0.10 0.07 60.58 07:30:05 3 36.60 0.00 1.89 0.09 0.07 61.35 07:30:05 4 33.90 0.00 1.58 0.07 0.07 64.38 07:30:05 5 35.90 0.00 1.75 0.02 0.07 62.26 07:30:05 6 37.68 0.00 1.54 0.04 0.06 60.67 07:30:05 7 32.43 0.00 1.56 0.07 0.07 65.87 Average: all 36.85 0.00 1.75 0.07 0.07 61.27 Average: 0 34.62 0.00 1.74 0.11 0.07 63.47 Average: 1 38.35 0.00 1.96 0.06 0.07 59.57 Average: 2 36.94 0.00 1.94 0.08 0.07 60.97 Average: 3 38.02 0.00 1.76 0.07 0.07 60.08 Average: 4 37.13 0.00 1.72 0.05 0.07 61.03 Average: 5 36.63 0.00 1.67 0.05 0.07 61.57 Average: 6 37.22 0.00 1.59 0.04 0.07 61.08 Average: 7 35.88 0.00 1.60 0.06 0.07 62.39