---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-893 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 18G 137G 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 761 19119 4 12211 30863 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:b8:98:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.244/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84067sec preferred_lft 84067sec inet6 fe80::f816:3eff:feb8:9800/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:4f:f7:fd:7b:1f 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-893) 07/18/26 _x86_64_ (8 CPU) 21:32:24 LINUX RESTART (8 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:01 34.79 0.58 13.72 20.48 13.36 2560.02 488518.59 22:00:09 14.54 0.04 12.13 2.36 5.60 5050.04 9035.59 22:10:01 35.30 3.10 32.14 0.06 208.52 7785.56 595.59 Average: 28.12 1.23 19.24 7.65 74.93 5119.17 166204.43 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:01 16421460 25659848 6580296 20.02 479160 8270440 13721816 40.46 1578188 13608032 219004 22:00:09 19175184 29664580 2575284 7.84 487820 9476124 2451368 7.23 1657976 10747592 105196 22:10:01 15686144 28318872 3904584 11.88 511992 11425220 2930160 8.64 2061592 13592804 32 Average: 17094263 27881100 4353388 13.25 492991 9723928 6367781 18.78 1765919 12649476 108077 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:01 lo 6.74 6.74 1.87 1.87 0.00 0.00 0.00 0.00 21:50:01 ens3 188.81 115.84 210.99 54.59 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:09 lo 1.44 1.44 0.15 0.15 0.00 0.00 0.00 0.00 22:00:09 ens3 73.17 42.24 93.18 19.97 0.00 0.00 0.00 0.00 22:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 3.93 3.93 25.13 25.13 0.00 0.00 0.00 0.00 22:10:01 ens3 279.68 152.09 684.21 100.43 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.03 4.03 8.94 8.94 0.00 0.00 0.00 0.00 Average: ens3 179.67 102.92 326.88 57.98 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-893) 07/18/26 _x86_64_ (8 CPU) 21:32:24 LINUX RESTART (8 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:01 all 81.29 0.00 2.65 0.02 0.11 15.92 21:50:01 0 81.91 0.00 2.60 0.11 0.11 15.27 21:50:01 1 84.33 0.00 2.48 0.00 0.11 13.07 21:50:01 2 79.75 0.00 2.74 0.01 0.11 17.40 21:50:01 3 84.75 0.00 2.54 0.01 0.12 12.59 21:50:01 4 79.35 0.00 2.84 0.00 0.11 17.70 21:50:01 5 81.54 0.00 2.76 0.00 0.11 15.60 21:50:01 6 79.38 0.00 2.54 0.00 0.11 17.97 21:50:01 7 79.37 0.00 2.74 0.02 0.11 17.76 22:00:09 all 93.77 0.00 2.89 0.03 0.12 3.19 22:00:09 0 93.67 0.00 2.88 0.00 0.12 3.33 22:00:09 1 93.44 0.00 2.85 0.01 0.11 3.59 22:00:09 2 94.68 0.00 2.96 0.00 0.12 2.23 22:00:09 3 93.50 0.00 2.89 0.01 0.12 3.48 22:00:09 4 92.91 0.00 3.18 0.00 0.12 3.80 22:00:09 5 94.04 0.00 2.72 0.21 0.11 2.91 22:00:09 6 93.78 0.00 2.74 0.00 0.12 3.37 22:00:09 7 94.17 0.00 2.94 0.00 0.12 2.77 22:10:01 all 29.30 0.00 0.94 0.11 0.06 69.59 22:10:01 0 18.24 0.00 1.47 0.10 0.06 80.12 22:10:01 1 34.12 0.00 1.18 0.05 0.06 64.59 22:10:01 2 39.21 0.00 0.86 0.11 0.07 59.75 22:10:01 3 28.73 0.00 0.73 0.10 0.07 70.38 22:10:01 4 18.75 0.00 0.49 0.01 0.06 80.69 22:10:01 5 29.79 0.00 0.75 0.02 0.05 69.38 22:10:01 6 42.87 0.00 0.80 0.18 0.07 56.08 22:10:01 7 22.63 0.00 1.21 0.33 0.05 75.77 Average: all 68.42 0.00 2.17 0.05 0.10 29.26 Average: 0 64.95 0.00 2.33 0.07 0.10 32.56 Average: 1 70.91 0.00 2.18 0.02 0.10 26.80 Average: 2 71.47 0.00 2.20 0.04 0.10 26.20 Average: 3 69.29 0.00 2.06 0.04 0.10 28.51 Average: 4 64.03 0.00 2.18 0.00 0.10 33.69 Average: 5 68.76 0.00 2.09 0.08 0.09 28.99 Average: 6 72.23 0.00 2.03 0.06 0.10 25.58 Average: 7 65.72 0.00 2.30 0.12 0.09 31.77