---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3104 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 11G 145G 7% / 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 715 26507 4 4868 30907 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:2b:6c:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84149sec preferred_lft 84149sec inet6 fe80::f816:3eff:fe2b:6c01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:7d:16:d8:e0:46 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-3104) 09/08/26 _x86_64_ (8 CPU) 06:11:08 LINUX RESTART (8 CPU) 06:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:01 1.18 0.02 1.15 0.01 0.13 14.37 0.19 06:40:01 40.15 4.79 34.02 1.34 279.39 4890.96 3464.24 Average: 20.66 2.40 17.58 0.67 139.70 2451.55 1731.42 06:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:01 30198932 31874784 511176 1.56 59584 1955008 1526356 4.50 198728 2167752 16 06:40:01 26975576 30197616 2115884 6.44 127284 3369640 2886080 8.51 551708 4933292 181092 Average: 28587254 31036200 1313530 4.00 93434 2662324 2206218 6.51 375218 3550522 90554 06:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:01 lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 ens3 0.59 0.22 0.18 0.12 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 248.18 248.18 236.00 236.00 0.00 0.00 0.00 0.00 06:40:01 ens3 147.44 115.57 1245.62 19.77 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 124.06 124.06 117.95 117.95 0.00 0.00 0.00 0.00 Average: ens3 73.98 57.87 622.62 9.94 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-3104) 09/08/26 _x86_64_ (8 CPU) 06:11:08 LINUX RESTART (8 CPU) 06:20:01 CPU %user %nice %system %iowait %steal %idle 06:30:01 all 0.07 0.00 0.01 0.01 0.00 99.90 06:30:01 0 0.46 0.00 0.01 0.00 0.00 99.53 06:30:01 1 0.01 0.00 0.02 0.00 0.00 99.96 06:30:01 2 0.01 0.00 0.01 0.04 0.00 99.94 06:30:01 3 0.02 0.00 0.02 0.01 0.00 99.95 06:30:01 4 0.03 0.00 0.00 0.00 0.00 99.97 06:30:01 5 0.03 0.00 0.03 0.00 0.00 99.94 06:30:01 6 0.02 0.00 0.00 0.00 0.00 99.98 06:30:01 7 0.01 0.00 0.01 0.01 0.00 99.98 06:40:01 all 15.42 0.00 0.79 0.18 0.01 83.59 06:40:01 0 13.54 0.00 0.72 0.10 0.01 85.63 06:40:01 1 17.95 0.00 0.97 0.59 0.01 80.48 06:40:01 2 16.66 0.00 0.66 0.33 0.01 82.34 06:40:01 3 15.30 0.00 0.88 0.08 0.01 83.73 06:40:01 4 17.81 0.00 0.86 0.11 0.01 81.20 06:40:01 5 14.96 0.00 0.74 0.08 0.01 84.21 06:40:01 6 14.28 0.00 0.77 0.04 0.01 84.90 06:40:01 7 12.87 0.00 0.73 0.14 0.01 86.25 Average: all 7.74 0.00 0.40 0.10 0.00 91.76 Average: 0 6.99 0.00 0.37 0.05 0.00 92.59 Average: 1 8.97 0.00 0.50 0.30 0.00 90.23 Average: 2 8.33 0.00 0.34 0.18 0.00 91.14 Average: 3 7.66 0.00 0.45 0.04 0.01 91.84 Average: 4 8.91 0.00 0.43 0.06 0.01 90.60 Average: 5 7.49 0.00 0.39 0.04 0.01 92.08 Average: 6 7.14 0.00 0.39 0.02 0.00 92.45 Average: 7 6.43 0.00 0.37 0.07 0.01 93.12