---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-593 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 907 19233 4 11951 30717 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:c4:2a:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.189/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84026sec preferred_lft 84026sec inet6 fe80::f816:3eff:fec4:2a4a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:c7:0a:35:b4:c9 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-593) 04/11/26 _x86_64_ (8 CPU) 21:32:20 LINUX RESTART (8 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:09 13.53 0.24 12.33 0.96 3.56 2285.46 371.37 22:00:09 32.26 0.07 10.65 21.54 6.44 2928.29 488264.04 22:10:01 42.47 2.99 38.10 1.38 209.73 9398.62 26549.00 Average: 29.29 1.09 20.25 7.96 72.32 4839.21 171671.26 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:09 18512672 27191252 5055276 15.38 469984 7753620 9307668 27.45 1481764 11662828 3532 22:00:09 18993084 28494396 3750072 11.41 476500 8539452 4256952 12.55 1575864 11067016 3292 22:10:01 16217460 28436048 3792308 11.54 501376 11063944 3082872 9.09 1977296 13226524 69844 Average: 17907739 28040565 4199219 12.78 482620 9119005 5549164 16.36 1678308 11985456 25556 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:09 lo 6.97 6.97 1.88 1.88 0.00 0.00 0.00 0.00 21:50:09 ens3 168.54 102.87 158.70 45.79 0.00 0.00 0.00 0.00 21:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:09 lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 22:00:09 ens3 102.16 61.08 96.25 27.30 0.00 0.00 0.00 0.00 22:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 4.49 4.49 66.24 66.24 0.00 0.00 0.00 0.00 22:10:01 ens3 349.38 174.01 727.11 83.01 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.18 4.18 22.46 22.46 0.00 0.00 0.00 0.00 Average: ens3 205.88 112.33 324.82 51.86 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-593) 04/11/26 _x86_64_ (8 CPU) 21:32:20 LINUX RESTART (8 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:09 all 88.89 0.00 2.93 0.01 0.10 8.07 21:50:09 0 89.50 0.00 2.92 0.00 0.10 7.48 21:50:09 1 88.18 0.00 2.95 0.00 0.10 8.76 21:50:09 2 87.12 0.00 2.78 0.00 0.10 10.00 21:50:09 3 88.47 0.00 2.94 0.01 0.10 8.48 21:50:09 4 90.54 0.00 2.77 0.01 0.10 6.59 21:50:09 5 89.33 0.00 3.09 0.01 0.10 7.47 21:50:09 6 89.50 0.00 2.87 0.02 0.10 7.51 21:50:09 7 88.46 0.00 3.14 0.00 0.09 8.30 22:00:09 all 96.54 0.00 3.28 0.00 0.11 0.07 22:00:09 0 96.64 0.00 3.19 0.00 0.10 0.07 22:00:09 1 96.47 0.00 3.34 0.00 0.11 0.09 22:00:09 2 96.51 0.00 3.29 0.01 0.11 0.08 22:00:09 3 96.30 0.00 3.51 0.00 0.12 0.07 22:00:09 4 96.90 0.00 2.95 0.00 0.10 0.06 22:00:09 5 96.47 0.00 3.34 0.00 0.10 0.09 22:00:09 6 96.58 0.00 3.26 0.00 0.11 0.05 22:00:09 7 96.44 0.00 3.40 0.00 0.10 0.06 22:10:01 all 36.07 0.00 1.02 0.11 0.06 62.74 22:10:01 0 39.19 0.00 0.88 0.01 0.06 59.86 22:10:01 1 31.44 0.00 1.29 0.22 0.07 66.97 22:10:01 2 30.11 0.00 0.96 0.10 0.06 68.77 22:10:01 3 31.75 0.00 0.96 0.30 0.06 66.93 22:10:01 4 30.08 0.00 1.43 0.09 0.07 68.32 22:10:01 5 56.80 0.00 1.15 0.01 0.07 41.97 22:10:01 6 28.93 0.00 0.82 0.13 0.05 70.07 22:10:01 7 40.25 0.00 0.66 0.01 0.06 59.02 Average: all 74.08 0.00 2.42 0.04 0.09 23.37 Average: 0 75.33 0.00 2.34 0.00 0.09 22.23 Average: 1 72.29 0.00 2.54 0.07 0.09 25.01 Average: 2 71.52 0.00 2.35 0.04 0.09 26.00 Average: 3 72.45 0.00 2.48 0.10 0.09 24.87 Average: 4 72.77 0.00 2.39 0.03 0.09 24.72 Average: 5 81.03 0.00 2.54 0.01 0.09 16.34 Average: 6 71.96 0.00 2.33 0.05 0.09 25.58 Average: 7 75.28 0.00 2.41 0.00 0.09 22.22