---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23 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: 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 30G 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 855 7509 4 23727 30768 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:9b:aa:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.81/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84658sec preferred_lft 84658sec inet6 fe80::f816:3eff:fe9b:aac8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:17:36:6d:d6:44 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::6417:36ff:fe6d:d644/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-23) 07/22/26 _x86_64_ (8 CPU) 07:58:59 LINUX RESTART (8 CPU) 08:00:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:02 286.06 1.83 273.12 11.11 119.52 55348.04 218870.94 08:20:27 212.54 1.66 206.09 4.80 17.67 42266.98 180045.65 Average: 247.75 1.74 238.19 7.82 66.45 48531.72 198639.73 08:00:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:02 17610744 31229212 1033408 3.14 329756 13104848 1641556 4.84 4043380 10270052 626736 08:20:27 8279608 30956072 1253484 3.81 538592 21401000 1873700 5.53 9313400 13725044 1629352 Average: 12945176 31092642 1143446 3.48 434174 17252924 1757628 5.18 6678390 11997548 1128044 08:00:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:02 lo 0.74 0.74 0.08 0.08 0.00 0.00 0.00 0.00 08:10:02 ens3 316.11 206.15 2779.41 1630.44 0.00 0.00 0.00 0.00 08:10:02 docker0 71.56 130.01 4.88 858.58 0.00 0.00 0.00 0.00 08:20:27 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 08:20:27 ens3 148.27 99.38 1819.27 2107.81 0.00 0.00 0.00 0.00 08:20:27 docker0 27.01 45.02 2.01 722.26 0.00 0.00 0.00 0.00 08:20:27 veth1baf92c 18.20 29.67 1.27 523.99 0.00 0.00 0.00 0.04 Average: lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 228.65 150.51 2279.10 1879.19 0.00 0.00 0.00 0.00 Average: docker0 48.35 85.72 3.39 787.54 0.00 0.00 0.00 0.00 Average: veth1baf92c 9.49 15.46 0.66 273.04 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-23) 07/22/26 _x86_64_ (8 CPU) 07:58:59 LINUX RESTART (8 CPU) 08:00:27 CPU %user %nice %system %iowait %steal %idle 08:10:02 all 9.32 0.00 3.13 1.90 0.07 85.57 08:10:02 0 6.28 0.00 2.50 1.91 0.06 89.25 08:10:02 1 10.74 0.00 3.70 3.74 0.08 81.73 08:10:02 2 10.22 0.00 3.49 2.07 0.07 84.15 08:10:02 3 10.76 0.00 3.31 1.29 0.07 84.57 08:10:02 4 10.48 0.00 2.92 1.11 0.08 85.41 08:10:02 5 10.25 0.00 3.19 1.56 0.07 84.93 08:10:02 6 8.41 0.00 3.21 2.27 0.07 86.05 08:10:02 7 7.45 0.00 2.72 1.29 0.06 88.47 08:20:27 all 5.90 0.00 2.54 4.89 0.06 86.62 08:20:27 0 5.78 0.00 2.34 2.06 0.05 89.77 08:20:27 1 5.80 0.00 2.68 3.81 0.06 87.65 08:20:27 2 5.35 0.00 2.51 3.56 0.06 88.52 08:20:27 3 6.51 0.00 2.69 12.91 0.05 77.84 08:20:27 4 5.32 0.00 2.22 2.12 0.05 90.28 08:20:27 5 7.61 0.00 2.34 6.16 0.05 83.84 08:20:27 6 5.27 0.00 2.99 5.70 0.06 85.97 08:20:27 7 5.53 0.00 2.52 2.79 0.05 89.11 Average: all 7.54 0.00 2.82 3.46 0.06 86.12 Average: 0 6.02 0.00 2.42 1.99 0.06 89.52 Average: 1 8.17 0.00 3.17 3.78 0.07 84.82 Average: 2 7.68 0.00 2.98 2.85 0.07 86.43 Average: 3 8.55 0.00 2.99 7.34 0.06 81.06 Average: 4 7.79 0.00 2.55 1.64 0.07 87.95 Average: 5 8.88 0.00 2.74 3.96 0.06 84.36 Average: 6 6.78 0.00 3.10 4.06 0.06 86.01 Average: 7 6.45 0.00 2.62 2.07 0.06 88.80