---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3998 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: 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 15% / 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 850 13880 4 17361 30773 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:39:1d:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.204/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84563sec preferred_lft 84563sec inet6 fe80::f816:3eff:fe39:1d1c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:a2:20:40:b7:f4 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::1ca2:20ff:fe40:b7f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3998) 09/21/26 _x86_64_ (8 CPU) 21:34:15 LINUX RESTART (8 CPU) 21:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:20 101.78 0.71 96.28 4.79 18.12 11701.32 19575.90 22:00:10 11.31 0.05 9.92 1.35 6.10 3093.90 3525.70 Average: 57.23 0.38 53.75 3.10 12.20 7462.50 11671.80 21:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:20 13679992 24769264 7461700 22.71 508752 10013052 9764228 28.79 2986060 14858068 4360 22:00:10 13565204 25500908 6726876 20.47 515212 10818112 10327456 30.45 3308416 14616924 2900 Average: 13622598 25135086 7094288 21.59 511982 10415582 10045842 29.62 3147238 14737496 3630 21:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:20 lo 5.47 5.47 1.70 1.70 0.00 0.00 0.00 0.00 21:50:20 ens3 224.47 170.52 751.08 699.74 0.00 0.00 0.00 0.00 21:50:20 docker0 6.83 10.65 0.42 156.22 0.00 0.00 0.00 0.00 22:00:10 lo 3.37 3.37 0.42 0.42 0.00 0.00 0.00 0.00 22:00:10 ens3 74.75 56.57 94.29 372.94 0.00 0.00 0.00 0.00 22:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.44 4.44 1.07 1.07 0.00 0.00 0.00 0.00 Average: ens3 150.74 114.41 427.63 538.80 0.00 0.00 0.00 0.00 Average: docker0 3.46 5.41 0.21 79.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3998) 09/21/26 _x86_64_ (8 CPU) 21:34:15 LINUX RESTART (8 CPU) 21:40:12 CPU %user %nice %system %iowait %steal %idle 21:50:20 all 78.09 0.00 3.47 0.24 0.03 18.17 21:50:20 0 77.71 0.00 3.49 0.40 0.03 18.37 21:50:20 1 76.06 0.00 3.48 0.16 0.03 20.26 21:50:20 2 80.14 0.00 3.43 0.13 0.03 16.27 21:50:20 3 77.07 0.00 3.54 0.17 0.04 19.18 21:50:20 4 80.36 0.00 3.60 0.36 0.03 15.65 21:50:20 5 79.26 0.00 3.47 0.21 0.04 17.02 21:50:20 6 77.48 0.00 3.43 0.19 0.03 18.87 21:50:20 7 76.63 0.00 3.33 0.28 0.04 19.71 22:00:10 all 96.73 0.00 3.15 0.00 0.05 0.07 22:00:10 0 96.90 0.00 3.01 0.00 0.04 0.06 22:00:10 1 96.65 0.00 3.24 0.00 0.04 0.07 22:00:10 2 96.74 0.00 3.16 0.00 0.04 0.06 22:00:10 3 96.64 0.00 3.26 0.00 0.04 0.06 22:00:10 4 96.71 0.00 3.16 0.00 0.05 0.08 22:00:10 5 96.92 0.00 2.95 0.00 0.05 0.08 22:00:10 6 96.67 0.00 3.18 0.00 0.05 0.09 22:00:10 7 96.59 0.00 3.28 0.00 0.05 0.07 Average: all 87.28 0.00 3.32 0.12 0.04 9.25 Average: 0 87.16 0.00 3.25 0.20 0.03 9.35 Average: 1 86.21 0.00 3.36 0.08 0.04 10.31 Average: 2 88.32 0.00 3.30 0.07 0.03 8.28 Average: 3 86.72 0.00 3.40 0.09 0.04 9.76 Average: 4 88.42 0.00 3.38 0.18 0.04 7.97 Average: 5 87.97 0.00 3.21 0.10 0.04 8.67 Average: 6 86.94 0.00 3.31 0.10 0.04 9.61 Average: 7 86.47 0.00 3.31 0.14 0.05 10.03