---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17669 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 18G 138G 12% / 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 756 19900 4 11434 30867 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:e5:e0:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.68/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84660sec preferred_lft 84660sec inet6 fe80::f816:3eff:fee5:e066/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:ac:21:d9:90:6e 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 ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17669) 09/03/26 _x86_64_ (8 CPU) 14:18:54 LINUX RESTART (8 CPU) 14:20:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:37 357.82 4.97 346.89 5.95 267.94 23321.97 9955.46 14:40:01 11.44 0.26 10.05 1.14 3.49 1739.77 1593.87 Average: 192.79 2.73 186.41 3.66 141.94 13039.31 5971.65 14:20:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:37 19244208 28085768 4164472 12.67 458008 7939932 4310816 12.71 1428964 10987252 16992 14:40:01 18008896 27289480 4954160 15.08 467724 8335016 8131788 23.98 1548984 12073812 6720 Average: 18626552 27687624 4559316 13.87 462866 8137474 6221302 18.35 1488974 11530532 11856 14:20:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:37 lo 1.89 1.89 0.96 0.96 0.00 0.00 0.00 0.00 14:30:37 ens3 305.91 208.54 2463.73 76.03 0.00 0.00 0.00 0.00 14:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 6.69 6.69 1.10 1.10 0.00 0.00 0.00 0.00 14:40:01 ens3 79.87 49.25 106.09 41.30 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.18 4.18 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 198.21 132.65 1340.45 59.48 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-17669) 09/03/26 _x86_64_ (8 CPU) 14:18:54 LINUX RESTART (8 CPU) 14:20:16 CPU %user %nice %system %iowait %steal %idle 14:30:37 all 60.07 0.00 4.07 0.28 0.03 35.55 14:30:37 0 61.94 0.00 4.40 0.35 0.03 33.27 14:30:37 1 59.87 0.00 4.49 0.29 0.03 35.32 14:30:37 2 61.80 0.00 4.06 0.25 0.03 33.86 14:30:37 3 61.57 0.00 3.87 0.27 0.04 34.25 14:30:37 4 60.30 0.00 3.42 0.15 0.03 36.10 14:30:37 5 59.89 0.00 4.05 0.22 0.04 35.80 14:30:37 6 58.43 0.00 4.35 0.48 0.03 36.71 14:30:37 7 56.74 0.00 3.90 0.24 0.03 39.09 14:40:01 all 94.85 0.00 3.14 0.00 0.05 1.97 14:40:01 0 94.00 0.00 3.12 0.00 0.05 2.83 14:40:01 1 94.07 0.00 3.11 0.00 0.04 2.78 14:40:01 2 96.37 0.00 3.16 0.00 0.05 0.41 14:40:01 3 95.02 0.00 3.34 0.00 0.05 1.60 14:40:01 4 95.21 0.00 3.01 0.00 0.05 1.73 14:40:01 5 94.58 0.00 3.33 0.00 0.03 2.06 14:40:01 6 95.31 0.00 2.95 0.00 0.06 1.68 14:40:01 7 94.21 0.00 3.10 0.00 0.04 2.66 Average: all 76.68 0.00 3.62 0.15 0.04 19.51 Average: 0 77.25 0.00 3.79 0.18 0.04 18.74 Average: 1 76.20 0.00 3.83 0.15 0.04 19.78 Average: 2 78.32 0.00 3.63 0.13 0.04 17.88 Average: 3 77.56 0.00 3.61 0.14 0.04 18.65 Average: 4 76.97 0.00 3.22 0.08 0.04 19.68 Average: 5 76.46 0.00 3.70 0.12 0.03 19.68 Average: 6 76.05 0.00 3.68 0.25 0.04 19.98 Average: 7 74.65 0.00 3.51 0.12 0.04 21.68