---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-571 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 12G 144G 8% / 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 746 25149 4 6195 30877 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:08:bc:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81925sec preferred_lft 81925sec inet6 fe80::f816:3eff:fe08:bce4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:b6:a2:e8:a0:30 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-571) 07/30/26 _x86_64_ (8 CPU) 07:11:14 LINUX RESTART (8 CPU) 07:20:44 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:06 1.66 0.01 1.65 0.00 0.13 18.79 0.14 07:40:38 14.67 0.00 1.53 13.13 0.14 17.09 488623.72 07:50:39 1.57 0.00 1.57 0.00 0.07 17.26 0.00 08:00:09 1.65 0.00 1.65 0.00 0.00 18.94 0.00 08:10:40 1.54 0.00 1.54 0.00 0.00 17.34 0.00 08:20:10 50.96 3.81 46.24 0.91 130.62 8843.90 3803.86 Average: 11.81 0.61 8.73 2.47 20.95 1429.97 87078.13 07:20:44 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:06 30212480 31857312 530100 1.61 60208 1922572 1511596 4.46 199112 2162468 32 07:40:38 30200536 31856068 531104 1.62 61084 1932344 1511660 4.46 209848 2163864 140 07:50:39 30198024 31854292 532736 1.62 61684 1932468 1511660 4.46 210420 2164408 192 08:00:09 30195284 31852200 534988 1.63 62276 1932500 1511724 4.46 211004 2166652 212 08:10:40 30193576 31851104 536168 1.63 62908 1932484 1511724 4.46 211592 2168728 188 08:20:10 26105308 30421780 1894932 5.77 106880 4490316 2267804 6.69 1191372 5170364 416540 Average: 29517535 31615459 760005 2.31 69173 2357114 1637695 4.83 372225 2666081 69551 07:20:44 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 07:30:06 ens3 0.27 0.09 0.05 0.02 0.00 0.00 0.00 0.00 07:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:38 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:38 ens3 1.75 0.11 0.25 0.04 0.00 0.00 0.00 0.00 07:40:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:39 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:39 ens3 1.79 0.09 0.25 0.02 0.00 0.00 0.00 0.00 07:50:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:00:09 ens3 2.17 0.17 0.28 0.08 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:40 ens3 2.23 0.14 0.24 0.07 0.00 0.00 0.00 0.00 08:10:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:10 lo 170.08 170.08 207.51 207.51 0.00 0.00 0.00 0.00 08:20:10 ens3 241.96 169.85 1251.06 55.18 0.00 0.00 0.00 0.00 08:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 27.30 27.30 33.21 33.21 0.00 0.00 0.00 0.00 Average: ens3 40.11 27.28 200.34 8.87 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-571) 07/30/26 _x86_64_ (8 CPU) 07:11:14 LINUX RESTART (8 CPU) 07:20:44 CPU %user %nice %system %iowait %steal %idle 07:30:06 all 0.09 0.00 0.01 0.00 0.01 99.89 07:30:06 0 0.01 0.00 0.01 0.00 0.00 99.98 07:30:06 1 0.58 0.00 0.01 0.00 0.01 99.40 07:30:06 2 0.02 0.00 0.02 0.00 0.01 99.94 07:30:06 3 0.01 0.00 0.01 0.00 0.00 99.98 07:30:06 4 0.02 0.00 0.02 0.00 0.01 99.96 07:30:06 5 0.02 0.00 0.01 0.00 0.01 99.97 07:30:06 6 0.01 0.00 0.02 0.03 0.01 99.94 07:30:06 7 0.02 0.00 0.03 0.00 0.02 99.93 07:40:38 all 0.02 0.00 0.02 0.02 0.01 99.93 07:40:38 0 0.01 0.00 0.01 0.00 0.00 99.97 07:40:38 1 0.09 0.00 0.02 0.00 0.02 99.88 07:40:38 2 0.02 0.00 0.03 0.00 0.01 99.94 07:40:38 3 0.01 0.00 0.03 0.14 0.01 99.81 07:40:38 4 0.01 0.00 0.01 0.00 0.01 99.97 07:40:38 5 0.00 0.00 0.00 0.00 0.01 99.98 07:40:38 6 0.00 0.00 0.01 0.04 0.01 99.94 07:40:38 7 0.02 0.00 0.03 0.00 0.02 99.93 07:50:39 all 0.07 0.00 0.01 0.00 0.01 99.91 07:50:39 0 0.01 0.00 0.00 0.00 0.00 99.99 07:50:39 1 0.45 0.00 0.03 0.00 0.03 99.49 07:50:39 2 0.02 0.00 0.01 0.00 0.01 99.95 07:50:39 3 0.01 0.00 0.01 0.00 0.00 99.97 07:50:39 4 0.02 0.00 0.02 0.03 0.01 99.92 07:50:39 5 0.00 0.00 0.00 0.00 0.01 99.99 07:50:39 6 0.00 0.00 0.01 0.00 0.00 99.98 07:50:39 7 0.00 0.00 0.01 0.00 0.00 99.98 08:00:09 all 0.02 0.00 0.01 0.00 0.01 99.96 08:00:09 0 0.00 0.00 0.00 0.00 0.00 99.99 08:00:09 1 0.05 0.00 0.03 0.00 0.03 99.89 08:00:09 2 0.02 0.00 0.02 0.00 0.01 99.95 08:00:09 3 0.01 0.00 0.01 0.00 0.00 99.98 08:00:09 4 0.02 0.00 0.01 0.03 0.01 99.94 08:00:09 5 0.01 0.00 0.01 0.00 0.01 99.98 08:00:09 6 0.01 0.00 0.02 0.00 0.01 99.96 08:00:09 7 0.01 0.00 0.01 0.00 0.01 99.97 08:10:40 all 0.02 0.00 0.02 0.04 0.01 99.92 08:10:40 0 0.00 0.00 0.00 0.00 0.00 99.99 08:10:40 1 0.03 0.00 0.03 0.01 0.01 99.93 08:10:40 2 0.02 0.00 0.03 0.01 0.01 99.93 08:10:40 3 0.08 0.00 0.02 0.00 0.01 99.89 08:10:40 4 0.02 0.00 0.02 0.21 0.01 99.75 08:10:40 5 0.02 0.00 0.01 0.03 0.01 99.93 08:10:40 6 0.01 0.00 0.01 0.00 0.00 99.97 08:10:40 7 0.00 0.00 0.01 0.03 0.00 99.95 08:20:10 all 12.09 0.00 0.78 0.71 0.04 86.38 08:20:10 0 9.26 0.00 0.78 0.27 0.04 89.64 08:20:10 1 12.26 0.00 0.79 0.45 0.04 86.46 08:20:10 2 11.93 0.00 1.04 0.89 0.05 86.09 08:20:10 3 12.37 0.00 0.89 0.12 0.04 86.58 08:20:10 4 13.28 0.00 0.62 0.06 0.04 86.00 08:20:10 5 17.77 0.00 0.94 0.04 0.05 81.21 08:20:10 6 10.25 0.00 0.58 1.81 0.03 87.32 08:20:10 7 9.59 0.00 0.61 2.04 0.04 87.73 Average: all 1.97 0.00 0.14 0.13 0.01 97.76 Average: 0 1.49 0.00 0.13 0.04 0.01 98.33 Average: 1 2.16 0.00 0.14 0.08 0.02 97.60 Average: 2 1.92 0.00 0.18 0.15 0.02 97.73 Average: 3 2.00 0.00 0.16 0.05 0.01 97.79 Average: 4 2.14 0.00 0.11 0.06 0.01 97.68 Average: 5 2.85 0.00 0.16 0.01 0.01 96.97 Average: 6 1.64 0.00 0.10 0.30 0.01 97.94 Average: 7 1.54 0.00 0.11 0.33 0.02 98.00