---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15565 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 28G 128G 18% / 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 862 9075 4 22153 30760 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:fa:ca:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.29/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84634sec preferred_lft 84634sec inet6 fe80::f816:3eff:fefa:caee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:c5:ac:c0:9a:92 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::dcc5:acff:fec0:9a92/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15565) 08/26/26 _x86_64_ (8 CPU) 22:57:08 LINUX RESTART (8 CPU) 23:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:10:09 163.50 3.27 152.05 8.18 267.48 20233.65 121234.50 23:20:01 273.32 1.76 248.63 22.92 20.59 78641.34 863063.43 Average: 217.69 2.53 199.71 15.46 145.66 49053.27 487268.92 23:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:10:09 24137956 31198736 1090348 3.32 235432 6900860 1670688 4.93 2128412 5930464 1656768 23:20:01 9443024 30798940 1416220 4.31 491836 20174556 2108324 6.22 8784300 13158948 277820 Average: 16790490 30998838 1253284 3.81 363634 13537708 1889506 5.57 5456356 9544706 967294 23:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:10:09 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 23:10:09 ens3 204.07 138.43 2116.99 991.98 0.00 0.00 0.00 0.00 23:10:09 docker0 38.38 69.61 2.17 808.06 0.00 0.00 0.00 0.00 23:20:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 23:20:01 ens3 165.67 107.09 1678.70 2779.89 0.00 0.00 0.00 0.00 23:20:01 docker0 29.54 43.47 2.29 896.91 0.00 0.00 0.00 0.00 23:20:01 veth383a01d 21.03 29.29 1.58 687.43 0.00 0.00 0.00 0.06 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 185.12 122.97 1900.73 1874.17 0.00 0.00 0.00 0.00 Average: docker0 34.02 56.71 2.23 851.90 0.00 0.00 0.00 0.00 Average: veth383a01d 10.38 14.45 0.78 339.19 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15565) 08/26/26 _x86_64_ (8 CPU) 22:57:08 LINUX RESTART (8 CPU) 23:00:01 CPU %user %nice %system %iowait %steal %idle 23:10:09 all 6.18 0.00 1.85 0.69 0.01 91.27 23:10:09 0 4.76 0.00 2.02 1.09 0.01 92.13 23:10:09 1 6.69 0.00 1.82 0.34 0.01 91.14 23:10:09 2 4.21 0.00 1.49 0.44 0.01 93.85 23:10:09 3 7.10 0.00 1.77 0.49 0.01 90.62 23:10:09 4 7.93 0.00 2.21 1.04 0.01 88.81 23:10:09 5 5.20 0.00 1.65 0.57 0.01 92.57 23:10:09 6 6.28 0.00 1.81 0.48 0.01 91.42 23:10:09 7 7.30 0.00 2.03 1.07 0.01 89.59 23:20:01 all 9.64 0.00 4.60 1.28 0.01 84.47 23:20:01 0 8.52 0.00 5.09 1.08 0.01 85.30 23:20:01 1 9.17 0.00 4.56 1.03 0.01 85.23 23:20:01 2 10.20 0.00 4.80 2.16 0.01 82.84 23:20:01 3 9.38 0.00 4.64 1.63 0.01 84.35 23:20:01 4 10.53 0.00 4.49 1.61 0.01 83.36 23:20:01 5 10.48 0.00 5.10 0.82 0.02 83.58 23:20:01 6 9.76 0.00 4.32 1.10 0.01 84.81 23:20:01 7 9.06 0.00 3.80 0.83 0.01 86.30 Average: all 7.88 0.00 3.20 0.98 0.01 87.92 Average: 0 6.61 0.00 3.53 1.09 0.01 88.76 Average: 1 7.91 0.00 3.17 0.68 0.01 88.23 Average: 2 7.15 0.00 3.12 1.28 0.01 88.44 Average: 3 8.22 0.00 3.18 1.05 0.01 87.53 Average: 4 9.21 0.00 3.33 1.32 0.01 86.12 Average: 5 7.80 0.00 3.35 0.69 0.01 88.14 Average: 6 7.99 0.00 3.05 0.78 0.01 88.17 Average: 7 8.17 0.00 2.90 0.95 0.01 87.96