---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13217 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 29G 126G 19% / 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 830 7757 4 23504 30794 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:90:3d:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.253/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84255sec preferred_lft 84255sec inet6 fe80::f816:3eff:fe90:3dcf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:d6:c9:0e:c9:7c 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::18d6:c9ff:fe0e:c97c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13217) 07/28/26 _x86_64_ (8 CPU) 08:05:55 LINUX RESTART (8 CPU) 08:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:01 219.18 0.06 210.42 8.69 3.33 50990.57 223304.87 08:30:01 158.51 0.38 154.35 3.78 8.27 32627.37 164648.97 08:40:05 192.38 1.06 117.31 74.00 9.71 22677.51 761371.35 Average: 190.04 0.51 160.61 28.92 7.11 35408.83 383900.39 08:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:01 16845584 31228484 1033488 3.14 358036 13838680 1660260 4.90 4875304 10199716 128268 08:30:01 11011032 31092040 1138316 3.46 518032 19053576 1734368 5.11 9047252 11521416 112 08:40:05 7706024 31010440 1187372 3.61 630528 21882428 1793076 5.29 11885620 11651412 316 Average: 11854213 31110321 1119725 3.41 502199 18258228 1729235 5.10 8602725 11124181 42899 08:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:20:01 ens3 143.26 88.12 1713.65 2093.12 0.00 0.00 0.00 0.00 08:20:01 docker0 10.58 30.27 0.68 553.73 0.00 0.00 0.00 0.00 08:30:01 lo 0.26 0.26 0.02 0.02 0.00 0.00 0.00 0.00 08:30:01 ens3 86.21 55.26 968.30 1369.47 0.00 0.00 0.00 0.00 08:30:01 docker0 12.33 19.86 1.20 206.68 0.00 0.00 0.00 0.00 08:40:05 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 08:40:05 ens3 87.48 60.85 717.02 1007.08 0.00 0.00 0.00 0.00 08:40:05 docker0 34.69 53.90 1.98 667.33 0.00 0.00 0.00 0.00 Average: lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 105.62 68.07 1132.27 1489.02 0.00 0.00 0.00 0.00 Average: docker0 19.23 34.72 1.29 476.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13217) 07/28/26 _x86_64_ (8 CPU) 08:05:55 LINUX RESTART (8 CPU) 08:10:00 CPU %user %nice %system %iowait %steal %idle 08:20:01 all 6.77 0.00 2.68 4.32 0.08 86.16 08:20:01 0 7.16 0.00 2.57 4.59 0.08 85.61 08:20:01 1 7.74 0.00 3.12 2.49 0.08 86.57 08:20:01 2 6.71 0.00 2.95 8.79 0.09 81.45 08:20:01 3 7.09 0.00 2.33 5.30 0.08 85.21 08:20:01 4 4.54 0.00 2.42 3.19 0.07 89.78 08:20:01 5 5.21 0.00 2.76 5.03 0.07 86.93 08:20:01 6 7.72 0.00 2.77 3.56 0.07 85.87 08:20:01 7 7.96 0.00 2.55 1.58 0.07 87.84 08:30:01 all 4.68 0.00 1.97 5.82 0.06 87.47 08:30:01 0 5.26 0.00 2.05 3.78 0.06 88.86 08:30:01 1 5.17 0.00 1.95 9.82 0.07 82.99 08:30:01 2 5.53 0.00 1.99 4.30 0.06 88.13 08:30:01 3 4.24 0.00 1.94 8.98 0.06 84.79 08:30:01 4 4.08 0.00 2.06 5.43 0.06 88.37 08:30:01 5 4.96 0.00 1.95 7.21 0.06 85.82 08:30:01 6 3.49 0.00 1.92 2.65 0.05 91.89 08:30:01 7 4.74 0.00 1.94 4.37 0.05 88.90 08:40:05 all 10.78 0.00 2.97 5.61 0.07 80.57 08:40:05 0 9.27 0.00 2.44 7.01 0.06 81.22 08:40:05 1 10.99 0.00 3.04 3.99 0.07 81.91 08:40:05 2 10.96 0.00 3.39 4.70 0.08 80.87 08:40:05 3 11.36 0.00 3.00 3.40 0.07 82.16 08:40:05 4 9.36 0.00 2.82 12.54 0.08 75.20 08:40:05 5 12.26 0.00 2.99 4.82 0.08 79.85 08:40:05 6 8.53 0.00 2.75 5.30 0.06 83.35 08:40:05 7 13.53 0.00 3.33 3.08 0.07 79.99 Average: all 7.41 0.00 2.54 5.25 0.07 84.73 Average: 0 7.23 0.00 2.35 5.13 0.07 85.22 Average: 1 7.97 0.00 2.70 5.43 0.07 83.82 Average: 2 7.73 0.00 2.78 5.93 0.08 83.48 Average: 3 7.57 0.00 2.42 5.89 0.07 84.05 Average: 4 6.00 0.00 2.43 7.06 0.07 84.44 Average: 5 7.48 0.00 2.56 5.69 0.07 84.20 Average: 6 6.58 0.00 2.48 3.84 0.06 87.03 Average: 7 8.75 0.00 2.61 3.01 0.06 85.57