---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1246 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 771 20011 4 11308 30852 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:d0:16:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.230/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84709sec preferred_lft 84709sec inet6 fe80::f816:3eff:fed0:164a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:9f:b1:b3:18:39 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-1246) 05/19/26 _x86_64_ (8 CPU) 07:38:16 LINUX RESTART (8 CPU) 07:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:04 378.09 2.66 351.50 23.93 309.91 22831.08 507163.33 08:00:04 9.95 0.25 8.50 1.20 3.46 1549.89 400.63 Average: 193.83 1.45 179.83 12.55 156.53 12179.75 253526.40 07:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:04 17182216 25960612 6286464 19.13 467748 7860012 9777720 28.83 1525964 12953216 13044 08:00:04 15761280 24952756 7288340 22.18 475828 8235140 14276556 42.10 1615624 14247152 7340 Average: 16471748 25456684 6787402 20.65 471788 8047576 12027138 35.47 1570794 13600184 10192 07:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:04 lo 1.61 1.61 0.97 0.97 0.00 0.00 0.00 0.00 07:50:04 ens3 380.78 233.57 1606.47 80.44 0.00 0.00 0.00 0.00 07:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:04 lo 6.33 6.33 1.03 1.03 0.00 0.00 0.00 0.00 08:00:04 ens3 165.35 90.52 106.93 46.69 0.00 0.00 0.00 0.00 08:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.97 3.97 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 272.95 161.98 855.94 63.55 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-1246) 05/19/26 _x86_64_ (8 CPU) 07:38:16 LINUX RESTART (8 CPU) 07:40:05 CPU %user %nice %system %iowait %steal %idle 07:50:04 all 64.24 0.00 3.53 0.38 0.11 31.74 07:50:04 0 62.39 0.00 3.27 0.34 0.11 33.88 07:50:04 1 63.08 0.00 3.40 0.26 0.11 33.14 07:50:04 2 61.08 0.00 3.30 0.39 0.11 35.12 07:50:04 3 64.96 0.00 3.23 0.38 0.11 31.32 07:50:04 4 59.80 0.00 3.67 0.45 0.11 35.98 07:50:04 5 68.23 0.00 3.72 0.39 0.11 27.54 07:50:04 6 62.87 0.00 3.79 0.50 0.12 32.72 07:50:04 7 71.49 0.00 3.88 0.30 0.12 24.21 08:00:04 all 96.85 0.00 2.96 0.00 0.15 0.04 08:00:04 0 96.80 0.00 3.00 0.00 0.16 0.04 08:00:04 1 97.12 0.00 2.70 0.00 0.14 0.04 08:00:04 2 96.99 0.00 2.84 0.00 0.14 0.02 08:00:04 3 96.76 0.00 3.06 0.00 0.15 0.03 08:00:04 4 96.89 0.00 2.92 0.00 0.15 0.04 08:00:04 5 96.63 0.00 3.16 0.00 0.16 0.04 08:00:04 6 96.77 0.00 3.04 0.00 0.15 0.04 08:00:04 7 96.81 0.00 2.99 0.00 0.15 0.04 Average: all 80.60 0.00 3.25 0.19 0.13 15.83 Average: 0 79.65 0.00 3.13 0.17 0.14 16.91 Average: 1 80.15 0.00 3.05 0.13 0.13 16.54 Average: 2 79.09 0.00 3.07 0.19 0.13 17.52 Average: 3 80.92 0.00 3.14 0.19 0.13 15.62 Average: 4 78.41 0.00 3.29 0.22 0.13 17.94 Average: 5 82.49 0.00 3.44 0.20 0.14 13.74 Average: 6 79.88 0.00 3.41 0.25 0.14 16.32 Average: 7 84.19 0.00 3.44 0.15 0.14 12.08