---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4016 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 138G 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 764 19886 4 11440 30858 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:7f:05:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.161/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84727sec preferred_lft 84727sec inet6 fe80::f816:3eff:fe7f:52b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:90:95:99:b8:a7 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4016) 09/21/26 _x86_64_ (8 CPU) 22:18:38 LINUX RESTART (8 CPU) 22:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:08 365.96 5.08 356.06 4.83 273.54 24410.77 11176.03 22:40:15 9.78 0.23 8.37 1.17 3.27 1534.52 427.46 Average: 187.69 2.65 182.04 3.00 138.27 12961.34 5796.43 22:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:08 16494240 25389312 6856724 20.86 459320 7979956 10878344 32.08 1461960 13690400 5084 22:40:15 15865704 25173676 7068120 21.51 467544 8361444 9964128 29.38 1551568 14211472 4208 Average: 16179972 25281494 6962422 21.19 463432 8170700 10421236 30.73 1506764 13950936 4646 22:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:08 lo 1.71 1.71 0.97 0.97 0.00 0.00 0.00 0.00 22:30:08 ens3 300.40 193.07 2451.62 61.63 0.00 0.00 0.00 0.00 22:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:15 lo 6.32 6.32 1.03 1.03 0.00 0.00 0.00 0.00 22:40:15 ens3 88.02 66.71 87.77 36.68 0.00 0.00 0.00 0.00 22:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.02 4.02 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 194.11 129.83 1268.53 49.14 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4016) 09/21/26 _x86_64_ (8 CPU) 22:18:38 LINUX RESTART (8 CPU) 22:20:01 CPU %user %nice %system %iowait %steal %idle 22:30:08 all 63.73 0.00 3.79 0.46 0.03 31.98 22:30:08 0 61.96 0.00 3.53 0.36 0.03 34.11 22:30:08 1 64.95 0.00 3.74 0.41 0.03 30.87 22:30:08 2 63.19 0.00 4.04 0.54 0.03 32.20 22:30:08 3 62.38 0.00 3.64 0.40 0.03 33.55 22:30:08 4 63.98 0.00 3.81 0.62 0.03 31.55 22:30:08 5 67.41 0.00 3.75 0.42 0.03 28.38 22:30:08 6 63.16 0.00 4.01 0.70 0.04 32.09 22:30:08 7 62.84 0.00 3.83 0.22 0.03 33.08 22:40:15 all 96.87 0.00 3.04 0.00 0.03 0.07 22:40:15 0 96.91 0.00 3.01 0.00 0.03 0.05 22:40:15 1 96.89 0.00 3.00 0.00 0.03 0.08 22:40:15 2 96.73 0.00 3.16 0.00 0.03 0.09 22:40:15 3 96.89 0.00 2.99 0.00 0.03 0.09 22:40:15 4 96.67 0.00 3.21 0.00 0.03 0.09 22:40:15 5 96.87 0.00 3.04 0.00 0.03 0.06 22:40:15 6 97.03 0.00 2.90 0.00 0.02 0.05 22:40:15 7 96.94 0.00 2.99 0.00 0.03 0.04 Average: all 80.35 0.00 3.41 0.23 0.03 15.98 Average: 0 79.47 0.00 3.27 0.18 0.03 17.05 Average: 1 80.96 0.00 3.37 0.20 0.03 15.43 Average: 2 80.01 0.00 3.60 0.27 0.03 16.09 Average: 3 79.68 0.00 3.31 0.20 0.03 16.77 Average: 4 80.37 0.00 3.51 0.31 0.03 15.78 Average: 5 82.18 0.00 3.40 0.21 0.03 14.18 Average: 6 80.16 0.00 3.45 0.35 0.03 16.01 Average: 7 79.94 0.00 3.41 0.11 0.03 16.51