---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2168 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 23G 133G 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 988 13833 4 17270 30635 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:4d:0c:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.62/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84489sec preferred_lft 84489sec inet6 fe80::f816:3eff:fe4d:cfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:7e:cd:24:92:bd 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::207e:cdff:fe24:92bd/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-2168) 10/16/26 _x86_64_ (8 CPU) 08:04:34 LINUX RESTART (8 CPU) 08:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:07 132.68 0.72 104.45 27.52 19.60 9684.47 509934.07 08:30:07 20.71 0.12 18.79 1.79 16.11 4620.61 30126.61 Average: 76.69 0.42 61.62 14.66 17.85 7152.54 270030.34 08:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:07 12688324 23288884 8941776 27.21 504832 9538332 13302660 39.23 2832976 16008476 1308 08:30:07 13878916 25638668 6587596 20.05 517868 10637420 9708200 28.63 3064152 14545672 2664 Average: 13283620 24463776 7764686 23.63 511350 10087876 11505430 33.93 2948564 15277074 1986 08:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:07 lo 4.70 4.70 1.39 1.39 0.00 0.00 0.00 0.00 08:20:07 ens3 267.51 198.21 809.39 490.85 0.00 0.00 0.00 0.00 08:20:07 docker0 5.30 8.75 0.34 164.54 0.00 0.00 0.00 0.00 08:30:07 lo 5.29 5.29 0.93 0.93 0.00 0.00 0.00 0.00 08:30:07 ens3 143.88 80.78 525.50 181.86 0.00 0.00 0.00 0.00 08:30:07 docker0 0.26 0.27 0.13 0.04 0.00 0.00 0.00 0.00 Average: lo 4.99 4.99 1.16 1.16 0.00 0.00 0.00 0.00 Average: ens3 205.69 139.50 667.44 336.36 0.00 0.00 0.00 0.00 Average: docker0 2.78 4.51 0.24 82.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2168) 10/16/26 _x86_64_ (8 CPU) 08:04:34 LINUX RESTART (8 CPU) 08:10:07 CPU %user %nice %system %iowait %steal %idle 08:20:07 all 78.99 0.00 3.55 0.12 0.03 17.30 08:20:07 0 82.02 0.00 3.46 0.17 0.03 14.32 08:20:07 1 78.18 0.00 3.68 0.10 0.03 18.01 08:20:07 2 77.91 0.00 3.77 0.15 0.04 18.14 08:20:07 3 77.37 0.00 3.33 0.13 0.03 19.14 08:20:07 4 81.02 0.00 3.55 0.11 0.04 15.27 08:20:07 5 77.33 0.00 3.67 0.12 0.03 18.85 08:20:07 6 77.86 0.00 3.27 0.10 0.03 18.74 08:20:07 7 80.26 0.00 3.71 0.10 0.04 15.89 08:30:07 all 96.65 0.00 3.21 0.00 0.04 0.10 08:30:07 0 96.77 0.00 3.10 0.00 0.04 0.09 08:30:07 1 96.41 0.00 3.46 0.00 0.04 0.09 08:30:07 2 96.67 0.00 3.22 0.00 0.04 0.08 08:30:07 3 96.78 0.00 3.08 0.00 0.05 0.10 08:30:07 4 96.58 0.00 3.29 0.01 0.04 0.09 08:30:07 5 96.63 0.00 3.21 0.00 0.03 0.12 08:30:07 6 96.46 0.00 3.37 0.00 0.04 0.13 08:30:07 7 96.89 0.00 2.98 0.00 0.04 0.10 Average: all 87.83 0.00 3.38 0.06 0.04 8.69 Average: 0 89.40 0.00 3.28 0.09 0.04 7.20 Average: 1 87.30 0.00 3.57 0.05 0.03 9.04 Average: 2 87.30 0.00 3.49 0.07 0.04 9.10 Average: 3 87.08 0.00 3.20 0.06 0.04 9.62 Average: 4 88.81 0.00 3.42 0.06 0.04 7.67 Average: 5 86.99 0.00 3.44 0.06 0.03 9.48 Average: 6 87.17 0.00 3.32 0.05 0.04 9.42 Average: 7 88.58 0.00 3.34 0.05 0.04 7.99