---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4457 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 931 19579 4 11581 30692 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:a8:4c:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.149/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84685sec preferred_lft 84685sec inet6 fe80::f816:3eff:fea8:4c38/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:5c:c2:c0:05:5f 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-4457) 09/23/26 _x86_64_ (8 CPU) 13:09:54 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:11 397.85 14.21 377.41 6.23 1727.25 41762.56 18552.68 13:30:03 32.78 0.24 10.70 21.84 3.60 1324.28 494005.92 Average: 218.23 7.34 196.98 13.91 879.18 21866.16 252484.65 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:11 17828256 26727308 5519776 16.80 459692 7999076 6301420 18.58 1429616 12416492 53676 13:30:03 15144312 24571712 7666732 23.33 472516 8469496 14271652 42.09 1568212 14884716 219952 Average: 16486284 25649510 6593254 20.06 466104 8234286 10286536 30.33 1498914 13650604 136814 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:11 lo 2.02 2.02 0.99 0.99 0.00 0.00 0.00 0.00 13:20:11 ens3 395.46 245.86 3189.50 84.61 0.00 0.00 0.00 0.00 13:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 5.95 5.95 0.99 0.99 0.00 0.00 0.00 0.00 13:30:03 ens3 121.28 84.74 189.30 46.46 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.95 3.95 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 260.56 166.58 1713.34 65.84 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-4457) 09/23/26 _x86_64_ (8 CPU) 13:09:54 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:11 all 58.26 0.00 4.12 0.52 0.03 37.08 13:20:11 0 59.94 0.00 4.88 0.34 0.03 34.81 13:20:11 1 58.45 0.00 4.16 0.57 0.02 36.79 13:20:11 2 58.74 0.00 3.65 0.43 0.03 37.16 13:20:11 3 57.60 0.00 4.15 0.43 0.03 37.79 13:20:11 4 57.21 0.00 4.12 0.41 0.02 38.24 13:20:11 5 55.31 0.00 4.16 1.22 0.02 39.29 13:20:11 6 59.88 0.00 3.77 0.33 0.02 36.01 13:20:11 7 58.96 0.00 4.04 0.44 0.03 36.54 13:30:03 all 91.64 0.00 3.28 0.00 0.04 5.03 13:30:03 0 93.35 0.00 3.63 0.00 0.04 2.99 13:30:03 1 91.02 0.00 3.36 0.01 0.03 5.58 13:30:03 2 93.65 0.00 3.00 0.00 0.03 3.32 13:30:03 3 92.70 0.00 3.29 0.00 0.03 3.98 13:30:03 4 89.90 0.00 3.49 0.01 0.04 6.56 13:30:03 5 90.11 0.00 3.04 0.00 0.04 6.81 13:30:03 6 90.32 0.00 3.29 0.01 0.03 6.35 13:30:03 7 92.08 0.00 3.17 0.00 0.05 4.69 Average: all 74.72 0.00 3.71 0.26 0.03 21.28 Average: 0 76.40 0.00 4.26 0.17 0.03 19.13 Average: 1 74.50 0.00 3.77 0.29 0.03 21.41 Average: 2 75.96 0.00 3.33 0.22 0.03 20.47 Average: 3 74.90 0.00 3.73 0.22 0.03 21.12 Average: 4 73.34 0.00 3.81 0.21 0.03 22.61 Average: 5 72.48 0.00 3.61 0.62 0.03 23.26 Average: 6 74.89 0.00 3.53 0.17 0.03 21.38 Average: 7 75.29 0.00 3.61 0.22 0.04 20.84