---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6945 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 921 20019 4 11151 30703 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:8a:1b:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.5/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84681sec preferred_lft 84681sec inet6 fe80::f816:3eff:fe8a:1b96/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:8d:8f:6d:c9:85 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-6945) 04/29/26 _x86_64_ (8 CPU) 06:28:23 LINUX RESTART (8 CPU) 06:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:10 356.53 4.92 346.66 4.96 258.90 22658.23 13940.93 06:50:00 8.84 0.24 7.47 1.13 3.31 772.27 326.51 Average: 185.58 2.62 179.89 3.08 133.23 11897.36 7247.01 06:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:10 16446148 25066680 7180900 21.85 465584 7707272 10385696 30.63 1463896 13754876 4144 06:50:00 16330488 25351556 6890460 20.97 473308 8070832 14123804 41.65 1542632 13755244 218272 Average: 16388318 25209118 7035680 21.41 469446 7889052 12254750 36.14 1503264 13755060 111208 06:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:10 lo 1.67 1.67 0.97 0.97 0.00 0.00 0.00 0.00 06:40:10 ens3 358.32 209.75 1571.60 75.31 0.00 0.00 0.00 0.00 06:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:00 lo 5.96 5.96 1.00 1.00 0.00 0.00 0.00 0.00 06:50:00 ens3 137.74 78.77 101.33 42.87 0.00 0.00 0.00 0.00 06:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.78 3.78 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 249.87 145.35 848.70 59.36 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-6945) 04/29/26 _x86_64_ (8 CPU) 06:28:23 LINUX RESTART (8 CPU) 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:10 all 68.46 0.00 3.95 0.46 0.13 27.00 06:40:10 0 70.23 0.00 3.73 0.34 0.13 25.57 06:40:10 1 71.19 0.00 3.90 0.58 0.13 24.20 06:40:10 2 70.27 0.00 3.74 0.28 0.13 25.57 06:40:10 3 65.95 0.00 4.11 0.41 0.13 29.39 06:40:10 4 68.16 0.00 4.18 0.62 0.12 26.92 06:40:10 5 65.10 0.00 4.03 0.47 0.12 30.28 06:40:10 6 68.58 0.00 4.18 0.53 0.13 26.59 06:40:10 7 68.23 0.00 3.72 0.42 0.13 27.50 06:50:00 all 96.77 0.00 3.04 0.00 0.14 0.05 06:50:00 0 96.84 0.00 2.98 0.00 0.14 0.04 06:50:00 1 96.55 0.00 3.23 0.00 0.14 0.08 06:50:00 2 97.03 0.00 2.79 0.00 0.13 0.05 06:50:00 3 96.80 0.00 3.04 0.00 0.13 0.03 06:50:00 4 96.91 0.00 2.90 0.00 0.14 0.05 06:50:00 5 96.59 0.00 3.22 0.00 0.14 0.05 06:50:00 6 96.71 0.00 3.09 0.00 0.14 0.07 06:50:00 7 96.74 0.00 3.06 0.00 0.14 0.06 Average: all 82.41 0.00 3.50 0.23 0.13 13.72 Average: 0 83.33 0.00 3.36 0.17 0.13 13.00 Average: 1 83.69 0.00 3.57 0.30 0.13 12.31 Average: 2 83.46 0.00 3.27 0.14 0.13 13.00 Average: 3 81.16 0.00 3.58 0.21 0.13 14.92 Average: 4 82.33 0.00 3.55 0.31 0.13 13.67 Average: 5 80.62 0.00 3.63 0.24 0.13 15.38 Average: 6 82.43 0.00 3.64 0.27 0.13 13.53 Average: 7 82.27 0.00 3.40 0.21 0.14 13.99