---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1613 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 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 24G 132G 16% / 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 1004 13377 4 17710 30619 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:53:a5:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.70/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84404sec preferred_lft 84404sec inet6 fe80::f816:3eff:fe53:a530/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:92:bc:54:4b:ca 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::892:bcff:fe54:4bca/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1613) 10/14/26 _x86_64_ (8 CPU) 08:51:41 LINUX RESTART (8 CPU) 09:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:13 15.72 0.37 14.02 1.33 12.50 2678.28 2385.54 09:20:17 21.71 0.12 19.83 1.76 15.98 5812.75 32053.29 Average: 18.69 0.24 16.90 1.54 14.23 4234.33 17113.55 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:13 11788452 22904132 9321700 28.37 511196 10014892 14719816 43.41 2923804 16773620 7060 09:20:17 13253744 25882200 6341752 19.30 522896 11465148 7123136 21.01 3293576 14899340 3876 Average: 12521098 24393166 7831726 23.83 517046 10740020 10921476 32.21 3108690 15836480 5468 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:13 lo 6.66 6.66 1.85 1.85 0.00 0.00 0.00 0.00 09:10:13 ens3 204.70 150.49 284.41 213.32 0.00 0.00 0.00 0.00 09:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:17 lo 2.31 2.31 0.35 0.35 0.00 0.00 0.00 0.00 09:20:17 ens3 94.81 55.42 499.57 330.90 0.00 0.00 0.00 0.00 09:20:17 docker0 0.26 0.26 0.13 0.04 0.00 0.00 0.00 0.00 Average: lo 4.50 4.50 1.10 1.10 0.00 0.00 0.00 0.00 Average: ens3 150.15 103.29 391.22 271.69 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.13 0.07 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1613) 10/14/26 _x86_64_ (8 CPU) 08:51:41 LINUX RESTART (8 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:10:13 all 83.94 0.00 2.86 0.02 0.05 13.13 09:10:13 0 82.29 0.00 3.10 0.01 0.05 14.56 09:10:13 1 81.84 0.00 3.03 0.02 0.04 15.07 09:10:13 2 82.46 0.00 3.04 0.00 0.04 14.44 09:10:13 3 86.87 0.00 2.86 0.01 0.05 10.20 09:10:13 4 86.37 0.00 2.95 0.05 0.04 10.59 09:10:13 5 84.15 0.00 2.58 0.05 0.05 13.17 09:10:13 6 83.48 0.00 2.73 0.03 0.05 13.72 09:10:13 7 84.10 0.00 2.58 0.01 0.06 13.26 09:20:17 all 96.59 0.00 3.25 0.00 0.05 0.11 09:20:17 0 96.54 0.00 3.30 0.00 0.05 0.12 09:20:17 1 96.77 0.00 3.09 0.00 0.06 0.09 09:20:17 2 96.70 0.00 3.15 0.00 0.05 0.10 09:20:17 3 96.54 0.00 3.30 0.00 0.04 0.10 09:20:17 4 96.77 0.00 3.09 0.00 0.04 0.10 09:20:17 5 96.42 0.00 3.39 0.00 0.06 0.14 09:20:17 6 96.41 0.00 3.42 0.00 0.04 0.12 09:20:17 7 96.57 0.00 3.23 0.01 0.05 0.14 Average: all 90.22 0.00 3.05 0.01 0.05 6.67 Average: 0 89.36 0.00 3.19 0.00 0.05 7.39 Average: 1 89.25 0.00 3.06 0.01 0.05 7.64 Average: 2 89.53 0.00 3.10 0.00 0.05 7.32 Average: 3 91.68 0.00 3.08 0.01 0.05 5.19 Average: 4 91.53 0.00 3.02 0.03 0.04 5.38 Average: 5 90.25 0.00 2.98 0.02 0.05 6.70 Average: 6 89.90 0.00 3.07 0.01 0.05 6.96 Average: 7 90.29 0.00 2.90 0.01 0.05 6.74