---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-40 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 17G 139G 11% / 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 792 19700 4 11599 30832 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:1b:49:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84222sec preferred_lft 84222sec inet6 fe80::f816:3eff:fe1b:4928/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:57:1f:eb:94:68 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 inet6 fe80::7457:1fff:feeb:9468/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-40) 04/07/26 _x86_64_ (8 CPU) 08:47:49 LINUX RESTART (8 CPU) 08:50:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:15 34.21 4.20 28.40 1.61 266.13 7805.42 2048.26 09:10:15 20.40 0.49 19.44 0.47 17.36 14536.92 604.25 09:20:21 39.31 1.95 36.34 1.02 342.78 9717.63 4498.42 Average: 31.32 2.21 28.09 1.03 209.02 10693.19 2392.02 08:50:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:15 24848500 28878080 3432452 10.44 139620 4124692 3822392 11.27 760832 6817392 26776 09:10:15 19306884 27690088 4601556 14.00 187868 8264360 4701736 13.86 2027152 10873700 736 09:20:21 20271440 31651184 623456 1.90 232988 11075568 1412960 4.17 3012444 8778392 72 Average: 21475608 29406451 2885821 8.78 186825 7821540 3312363 9.77 1933476 8823161 9195 08:50:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:15 lo 5.80 5.80 0.56 0.56 0.00 0.00 0.00 0.00 09:00:15 ens3 110.30 92.68 1039.91 18.76 0.00 0.00 0.00 0.00 09:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:15 lo 181.34 181.34 178.34 178.34 0.00 0.00 0.00 0.00 09:10:15 ens3 56.27 45.24 317.24 12.27 0.00 0.00 0.00 0.00 09:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:21 lo 0.58 0.58 0.19 0.19 0.00 0.00 0.00 0.00 09:20:21 ens3 106.46 97.71 310.53 1321.23 0.00 0.00 0.00 0.00 09:20:21 docker0 81.64 83.73 1314.92 159.65 0.00 0.00 0.00 0.00 09:20:21 vethaec5fde 75.85 76.53 1315.60 9.90 0.00 0.00 0.00 0.11 Average: lo 62.55 62.55 59.70 59.70 0.00 0.00 0.00 0.00 Average: ens3 91.00 78.56 553.40 455.20 0.00 0.00 0.00 0.00 Average: docker0 27.49 28.20 442.80 53.76 0.00 0.00 0.00 0.00 Average: vethaec5fde 25.54 25.77 443.03 3.33 0.00 0.00 0.00 0.04 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-40) 04/07/26 _x86_64_ (8 CPU) 08:47:49 LINUX RESTART (8 CPU) 08:50:21 CPU %user %nice %system %iowait %steal %idle 09:00:15 all 35.09 0.00 1.64 0.13 0.08 63.07 09:00:15 0 32.85 0.00 1.44 0.04 0.07 65.61 09:00:15 1 35.12 0.00 1.62 0.03 0.08 63.15 09:00:15 2 36.67 0.00 1.66 0.13 0.08 61.46 09:00:15 3 33.08 0.00 1.35 0.04 0.07 65.46 09:00:15 4 34.42 0.00 1.94 0.05 0.08 63.51 09:00:15 5 35.14 0.00 1.61 0.10 0.08 63.07 09:00:15 6 35.10 0.00 1.61 0.17 0.08 63.04 09:00:15 7 38.30 0.00 1.87 0.49 0.09 59.25 09:10:15 all 23.75 0.00 1.09 0.11 0.07 74.98 09:10:15 0 22.20 0.00 0.86 0.07 0.07 76.81 09:10:15 1 23.97 0.00 1.17 0.21 0.07 74.58 09:10:15 2 24.12 0.00 1.45 0.17 0.07 74.20 09:10:15 3 22.82 0.00 1.22 0.38 0.06 75.52 09:10:15 4 24.95 0.00 1.10 0.02 0.06 73.86 09:10:15 5 19.96 0.00 0.92 0.04 0.07 79.01 09:10:15 6 28.25 0.00 1.03 0.02 0.07 70.64 09:10:15 7 23.68 0.00 1.02 0.02 0.07 75.22 09:20:21 all 6.83 0.00 0.99 0.15 0.04 92.00 09:20:21 0 6.76 0.00 1.21 0.02 0.04 91.97 09:20:21 1 7.54 0.00 1.27 0.06 0.04 91.09 09:20:21 2 4.48 0.00 0.79 0.19 0.03 94.50 09:20:21 3 7.70 0.00 0.95 0.15 0.03 91.18 09:20:21 4 6.52 0.00 0.95 0.39 0.03 92.10 09:20:21 5 3.66 0.00 0.63 0.06 0.04 95.60 09:20:21 6 6.51 0.00 0.61 0.04 0.03 92.80 09:20:21 7 11.42 0.00 1.51 0.26 0.04 86.77 Average: all 21.78 0.00 1.24 0.13 0.06 76.79 Average: 0 20.50 0.00 1.17 0.04 0.06 78.23 Average: 1 22.10 0.00 1.35 0.10 0.06 76.39 Average: 2 21.63 0.00 1.30 0.16 0.06 76.86 Average: 3 21.11 0.00 1.17 0.19 0.06 77.48 Average: 4 21.87 0.00 1.33 0.15 0.06 76.59 Average: 5 19.48 0.00 1.05 0.07 0.06 79.34 Average: 6 23.19 0.00 1.08 0.08 0.06 75.60 Average: 7 24.37 0.00 1.46 0.26 0.06 73.85