---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4795 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 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 910 24871 4 6310 30714 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:b2:21:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84397sec preferred_lft 84397sec inet6 fe80::f816:3eff:feb2:21a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:7c:a9:2f:af:ff 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-4795) 04/20/26 _x86_64_ (8 CPU) 06:49:59 LINUX RESTART (8 CPU) 06:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:00 79.53 19.52 56.92 3.10 1711.74 25756.51 9258.10 07:10:05 47.55 0.14 28.68 18.74 5.50 2537.14 519516.78 07:20:04 35.87 0.01 31.66 4.21 0.48 2987.80 14780.82 Average: 54.30 6.54 39.06 8.71 571.07 10406.12 182167.83 06:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:00 26338336 29813064 2496564 7.60 154900 3559276 2606284 7.69 698312 5391580 66524 07:10:05 25299784 29206376 3098576 9.43 193492 3911064 3108264 9.17 828292 6251396 34324 07:20:04 24766128 29171912 3129172 9.52 216964 4348064 3123828 9.21 950108 6622076 5760 Average: 25468083 29397117 2908104 8.85 188452 3939468 2946125 8.69 825571 6088351 35536 06:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:00 lo 865.08 865.08 823.43 823.43 0.00 0.00 0.00 0.00 07:00:00 ens3 138.47 104.49 1216.81 20.82 0.00 0.00 0.00 0.00 07:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:05 lo 1896.10 1896.10 1805.80 1805.80 0.00 0.00 0.00 0.00 07:10:05 ens3 22.15 18.74 9.43 6.13 0.00 0.00 0.00 0.00 07:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:04 lo 1746.32 1746.32 1662.82 1662.82 0.00 0.00 0.00 0.00 07:20:04 ens3 25.28 20.14 9.32 6.88 0.00 0.00 0.00 0.00 07:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1503.57 1503.57 1431.70 1431.70 0.00 0.00 0.00 0.00 Average: ens3 61.86 47.71 410.78 11.27 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-4795) 04/20/26 _x86_64_ (8 CPU) 06:49:59 LINUX RESTART (8 CPU) 06:50:00 CPU %user %nice %system %iowait %steal %idle 07:00:00 all 36.78 0.00 1.73 0.32 0.08 61.09 07:00:00 0 38.18 0.00 1.82 0.19 0.08 59.73 07:00:00 1 35.65 0.00 2.38 1.26 0.08 60.63 07:00:00 2 34.48 0.00 1.60 0.17 0.08 63.67 07:00:00 3 36.61 0.00 1.76 0.13 0.08 61.41 07:00:00 4 38.86 0.00 1.57 0.12 0.08 59.36 07:00:00 5 33.93 0.00 1.45 0.11 0.08 64.42 07:00:00 6 37.25 0.00 1.42 0.44 0.08 60.82 07:00:00 7 39.28 0.00 1.81 0.17 0.08 58.67 07:10:05 all 34.71 0.00 1.66 0.09 0.07 63.46 07:10:05 0 31.80 0.00 1.64 0.13 0.07 66.36 07:10:05 1 34.22 0.00 1.79 0.16 0.07 63.75 07:10:05 2 36.36 0.00 1.88 0.05 0.08 61.62 07:10:05 3 34.79 0.00 1.50 0.10 0.07 63.54 07:10:05 4 35.27 0.00 1.75 0.08 0.07 62.83 07:10:05 5 36.90 0.00 1.61 0.05 0.07 61.36 07:10:05 6 37.63 0.00 1.77 0.05 0.07 60.48 07:10:05 7 30.74 0.00 1.36 0.07 0.07 67.76 07:20:04 all 36.54 0.00 1.78 0.42 0.08 61.18 07:20:04 0 35.25 0.00 1.45 1.43 0.09 61.79 07:20:04 1 41.71 0.00 1.58 0.19 0.09 56.44 07:20:04 2 42.68 0.00 2.14 0.20 0.09 54.88 07:20:04 3 36.47 0.00 1.88 0.25 0.08 61.33 07:20:04 4 38.01 0.00 2.13 0.23 0.09 59.54 07:20:04 5 35.38 0.00 1.59 0.23 0.08 62.72 07:20:04 6 31.97 0.00 1.87 0.76 0.08 65.32 07:20:04 7 30.87 0.00 1.57 0.11 0.07 67.38 Average: all 36.01 0.00 1.72 0.28 0.08 61.91 Average: 0 35.07 0.00 1.64 0.58 0.08 62.63 Average: 1 37.18 0.00 1.92 0.54 0.08 60.28 Average: 2 37.84 0.00 1.88 0.14 0.08 60.06 Average: 3 35.95 0.00 1.71 0.16 0.08 62.10 Average: 4 37.37 0.00 1.82 0.15 0.08 60.58 Average: 5 35.41 0.00 1.55 0.13 0.08 62.83 Average: 6 35.62 0.00 1.69 0.41 0.08 62.20 Average: 7 33.62 0.00 1.58 0.12 0.07 64.61