---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2187 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: 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 25G 131G 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 858 12454 4 18779 30765 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:20:90:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.173/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84738sec preferred_lft 84738sec inet6 fe80::f816:3eff:fe20:90b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:5e:25:f6:fb:1c 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::a45e:25ff:fef6:fb1c/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-2187) 10/16/26 _x86_64_ (8 CPU) 09:18:41 LINUX RESTART (8 CPU) 09:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:18 20.00 2.98 15.82 1.21 335.51 5024.65 11514.85 09:40:18 183.14 1.69 173.56 7.89 96.61 49371.08 54778.89 Average: 101.05 2.34 94.18 4.53 216.83 27054.49 33006.99 09:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:18 26149604 29655792 2656088 8.08 134600 3635568 2851496 8.41 622008 5676872 872 09:40:18 12962388 28019872 4209828 12.81 417296 14105904 3200084 9.44 4454688 14070792 16 Average: 19555996 28837832 3432958 10.45 275948 8870736 3025790 8.92 2538348 9873832 444 09:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:18 lo 5.07 5.07 2.04 2.04 0.00 0.00 0.00 0.00 09:30:18 ens3 122.48 93.74 1368.32 16.82 0.00 0.00 0.00 0.00 09:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:18 lo 12.43 12.43 27.52 27.52 0.00 0.00 0.00 0.00 09:40:18 ens3 161.23 100.94 2598.05 16.22 0.00 0.00 0.00 0.00 09:40:18 docker0 13.28 17.11 18.47 215.51 0.00 0.00 0.00 0.00 Average: lo 8.73 8.73 14.70 14.70 0.00 0.00 0.00 0.00 Average: ens3 141.73 97.32 1979.21 16.52 0.00 0.00 0.00 0.00 Average: docker0 6.60 8.50 9.18 107.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2187) 10/16/26 _x86_64_ (8 CPU) 09:18:41 LINUX RESTART (8 CPU) 09:20:10 CPU %user %nice %system %iowait %steal %idle 09:30:18 all 40.47 0.00 1.32 0.08 0.02 58.11 09:30:18 0 31.65 0.00 1.44 0.07 0.02 66.83 09:30:18 1 40.19 0.00 1.21 0.06 0.02 58.53 09:30:18 2 42.58 0.00 1.54 0.09 0.02 55.77 09:30:18 3 45.81 0.00 1.36 0.08 0.02 52.73 09:30:18 4 34.87 0.00 1.08 0.03 0.02 64.00 09:30:18 5 44.01 0.00 1.46 0.18 0.02 54.33 09:30:18 6 41.53 0.00 1.22 0.04 0.02 57.20 09:30:18 7 43.21 0.00 1.22 0.07 0.02 55.48 09:40:18 all 18.62 0.00 3.41 0.65 0.02 77.30 09:40:18 0 16.41 0.00 4.10 0.78 0.01 78.70 09:40:18 1 15.66 0.00 3.12 0.55 0.02 80.65 09:40:18 2 18.06 0.00 3.82 0.70 0.02 77.40 09:40:18 3 15.66 0.00 2.56 0.40 0.01 81.37 09:40:18 4 21.04 0.00 3.91 0.78 0.02 74.26 09:40:18 5 30.11 0.00 3.22 0.41 0.03 66.23 09:40:18 6 14.95 0.00 3.02 0.88 0.01 81.14 09:40:18 7 17.08 0.00 3.56 0.70 0.01 78.66 Average: all 29.64 0.00 2.36 0.36 0.02 67.63 Average: 0 24.10 0.00 2.76 0.42 0.01 72.71 Average: 1 28.02 0.00 2.15 0.31 0.02 69.51 Average: 2 30.43 0.00 2.67 0.39 0.02 66.49 Average: 3 30.82 0.00 1.96 0.24 0.02 66.97 Average: 4 28.02 0.00 2.48 0.40 0.02 69.08 Average: 5 37.12 0.00 2.33 0.29 0.02 60.23 Average: 6 28.35 0.00 2.11 0.46 0.02 69.06 Average: 7 30.27 0.00 2.38 0.38 0.01 66.96