---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53791 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: 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 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 929 26030 4 5133 30695 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:9b:9a:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84406sec preferred_lft 84406sec inet6 fe80::f816:3eff:fe9b:9a0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:cd:61:08:57:87 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-53791) 03/28/26 _x86_64_ (8 CPU) 16:31:28 LINUX RESTART (8 CPU) 16:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:17 47.47 0.12 28.58 18.77 5.40 2793.75 523635.51 17:00:01 34.96 0.01 30.64 4.30 0.78 2971.16 15123.92 Average: 41.30 0.07 29.60 11.63 3.12 2881.23 272885.27 16:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:17 25035440 28782768 3524888 10.73 180640 3775572 3636896 10.72 733760 6632996 115472 17:00:01 24322820 28553480 3750160 11.41 209204 4190164 3963932 11.69 831812 7192444 113208 Average: 24679130 28668124 3637524 11.07 194922 3982868 3800414 11.21 782786 6912720 114340 16:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:17 lo 1909.59 1909.59 1818.60 1818.60 0.00 0.00 0.00 0.00 16:50:17 ens3 41.05 29.49 16.30 12.01 0.00 0.00 0.00 0.00 16:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 1812.84 1812.84 1726.42 1726.42 0.00 0.00 0.00 0.00 17:00:01 ens3 39.90 30.40 17.03 13.93 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1861.88 1861.88 1773.15 1773.15 0.00 0.00 0.00 0.00 Average: ens3 40.48 29.94 16.66 12.95 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-53791) 03/28/26 _x86_64_ (8 CPU) 16:31:28 LINUX RESTART (8 CPU) 16:40:17 CPU %user %nice %system %iowait %steal %idle 16:50:17 all 33.99 0.00 1.58 0.07 0.06 64.30 16:50:17 0 30.16 0.00 1.53 0.06 0.06 68.19 16:50:17 1 36.43 0.00 1.97 0.07 0.06 61.48 16:50:17 2 37.78 0.00 1.61 0.03 0.06 60.51 16:50:17 3 31.40 0.00 1.51 0.03 0.06 67.00 16:50:17 4 35.31 0.00 1.51 0.05 0.07 63.07 16:50:17 5 33.79 0.00 1.50 0.07 0.06 64.58 16:50:17 6 31.67 0.00 1.33 0.12 0.06 66.81 16:50:17 7 35.38 0.00 1.67 0.13 0.06 62.77 17:00:01 all 36.50 0.00 1.75 0.07 0.06 61.62 17:00:01 0 31.85 0.00 1.37 0.08 0.06 66.65 17:00:01 1 39.06 0.00 1.70 0.04 0.07 59.13 17:00:01 2 40.39 0.00 2.00 0.05 0.07 57.50 17:00:01 3 35.75 0.00 1.66 0.03 0.06 62.50 17:00:01 4 39.48 0.00 2.04 0.05 0.06 58.37 17:00:01 5 35.87 0.00 1.77 0.17 0.07 62.13 17:00:01 6 36.22 0.00 1.83 0.04 0.06 61.85 17:00:01 7 33.38 0.00 1.63 0.11 0.06 64.82 Average: all 35.22 0.00 1.66 0.07 0.06 62.98 Average: 0 30.99 0.00 1.45 0.07 0.06 67.43 Average: 1 37.73 0.00 1.84 0.05 0.06 60.32 Average: 2 39.07 0.00 1.80 0.04 0.06 59.03 Average: 3 33.54 0.00 1.58 0.03 0.06 64.78 Average: 4 37.36 0.00 1.77 0.05 0.06 60.75 Average: 5 34.81 0.00 1.63 0.12 0.07 63.37 Average: 6 33.91 0.00 1.58 0.08 0.06 64.37 Average: 7 34.39 0.00 1.65 0.12 0.06 63.78