---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1703 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 15G 141G 10% / 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 769 24170 4 7153 30854 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:81:76:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.222/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84219sec preferred_lft 84219sec inet6 fe80::f816:3eff:fe81:769a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:12:60:9c:d8:b1 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::c412:60ff:fe9c:d8b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-1703) 09/16/26 _x86_64_ (8 CPU) 03:28:46 LINUX RESTART (8 CPU) 03:30:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:02 1.71 0.04 1.66 0.01 1.53 20.91 230.41 03:50:01 1.97 0.35 1.60 0.02 6.89 19.11 216.35 04:00:02 17.95 1.12 16.77 0.06 87.08 305.93 118.00 Average: 7.30 0.51 6.76 0.03 32.30 116.80 187.61 03:30:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:02 30089972 31758768 628136 1.91 59272 1949216 1550564 4.57 180432 2300892 164 03:50:01 30055296 31727328 658796 2.00 60524 1950692 1553748 4.58 183000 2340796 4 04:00:02 30025628 31808164 571936 1.74 68964 2048260 1188940 3.51 212124 2322568 41916 Average: 30056965 31764753 619623 1.89 62920 1982723 1431084 4.22 191852 2321419 14028 03:30:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 03:40:02 ens3 1.27 0.59 0.54 0.90 0.00 0.00 0.00 0.00 03:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:50:01 ens3 1.40 0.93 0.84 0.90 0.00 0.00 0.00 0.00 03:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:02 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 04:00:02 ens3 14.41 9.74 61.37 6.31 0.00 0.00 0.00 0.00 04:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 5.76 3.80 21.24 2.73 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-1703) 09/16/26 _x86_64_ (8 CPU) 03:28:46 LINUX RESTART (8 CPU) 03:30:27 CPU %user %nice %system %iowait %steal %idle 03:40:02 all 0.12 0.00 0.02 0.01 0.00 99.84 03:40:02 0 0.05 0.00 0.02 0.00 0.00 99.92 03:40:02 1 0.01 0.00 0.02 0.00 0.00 99.97 03:40:02 2 0.07 0.00 0.05 0.01 0.00 99.87 03:40:02 3 0.03 0.00 0.02 0.00 0.00 99.94 03:40:02 4 0.03 0.00 0.02 0.05 0.00 99.89 03:40:02 5 0.09 0.00 0.01 0.00 0.00 99.90 03:40:02 6 0.02 0.00 0.01 0.00 0.00 99.97 03:40:02 7 0.67 0.00 0.04 0.00 0.00 99.29 03:50:01 all 0.08 0.00 0.02 0.01 0.00 99.89 03:50:01 0 0.04 0.00 0.03 0.00 0.00 99.93 03:50:01 1 0.02 0.00 0.02 0.00 0.00 99.96 03:50:01 2 0.11 0.00 0.02 0.00 0.00 99.87 03:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 03:50:01 4 0.03 0.00 0.02 0.04 0.00 99.91 03:50:01 5 0.34 0.00 0.04 0.01 0.00 99.61 03:50:01 6 0.02 0.00 0.01 0.00 0.00 99.97 03:50:01 7 0.09 0.00 0.02 0.00 0.00 99.88 04:00:02 all 0.42 0.00 0.07 0.07 0.00 99.43 04:00:02 0 0.29 0.00 0.05 0.00 0.00 99.65 04:00:02 1 0.92 0.00 0.10 0.04 0.00 98.93 04:00:02 2 0.74 0.00 0.17 0.37 0.00 98.72 04:00:02 3 0.39 0.00 0.06 0.00 0.00 99.54 04:00:02 4 0.29 0.00 0.05 0.14 0.00 99.52 04:00:02 5 0.47 0.00 0.08 0.02 0.01 99.42 04:00:02 6 0.11 0.00 0.04 0.01 0.00 99.84 04:00:02 7 0.13 0.00 0.04 0.01 0.00 99.81 Average: all 0.21 0.00 0.04 0.03 0.00 99.72 Average: 0 0.13 0.00 0.03 0.00 0.00 99.83 Average: 1 0.32 0.00 0.05 0.02 0.00 99.61 Average: 2 0.31 0.00 0.08 0.13 0.00 99.48 Average: 3 0.15 0.00 0.03 0.00 0.00 99.81 Average: 4 0.12 0.00 0.03 0.08 0.00 99.77 Average: 5 0.30 0.00 0.04 0.01 0.00 99.64 Average: 6 0.05 0.00 0.02 0.00 0.00 99.93 Average: 7 0.29 0.00 0.03 0.00 0.00 99.66