---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15445 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: 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 nrip_save 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 16G 140G 11% / 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 760 22537 4 8794 30863 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:0e:7c:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.32/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84653sec preferred_lft 84653sec inet6 fe80::f816:3eff:fe0e:7cc4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:dc:91:2e:a5: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::d0dc:91ff:fe2e:a5b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15445) 08/26/26 _x86_64_ (8 CPU) 13:03:43 LINUX RESTART (8 CPU) 13:10:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 1.86 0.21 1.64 0.00 2.15 18.66 0.14 13:30:00 163.03 3.76 154.37 4.89 269.77 17846.18 48534.59 Average: 84.50 2.03 79.96 2.51 139.39 9160.74 24888.95 13:10:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 30133632 31798208 589088 1.79 60164 1943952 1536492 4.53 180612 2275224 16 13:30:00 23899408 30138512 2158664 6.57 176076 6236424 2355912 6.95 1610568 6772728 32 Average: 27016520 30968360 1373876 4.18 118120 4090188 1946202 5.74 895590 4523976 24 13:10:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:00 ens3 0.30 0.21 0.11 0.25 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 44.25 44.25 26.04 26.04 0.00 0.00 0.00 0.00 13:30:00 ens3 209.06 147.57 1686.18 1214.02 0.00 0.00 0.00 0.00 13:30:00 docker0 12.02 11.70 1.88 3.02 0.00 0.00 0.00 0.00 Average: lo 22.74 22.74 13.36 13.36 0.00 0.00 0.00 0.00 Average: ens3 107.35 75.78 864.74 622.68 0.00 0.00 0.00 0.00 Average: docker0 6.16 6.00 0.96 1.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15445) 08/26/26 _x86_64_ (8 CPU) 13:03:43 LINUX RESTART (8 CPU) 13:10:31 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 0.06 0.00 0.01 0.01 0.01 99.91 13:20:00 0 0.00 0.00 0.01 0.03 0.00 99.96 13:20:00 1 0.21 0.00 0.02 0.00 0.01 99.76 13:20:00 2 0.02 0.00 0.01 0.00 0.01 99.96 13:20:00 3 0.03 0.00 0.02 0.00 0.01 99.94 13:20:00 4 0.01 0.00 0.01 0.00 0.00 99.97 13:20:00 5 0.22 0.00 0.02 0.00 0.01 99.76 13:20:00 6 0.01 0.00 0.02 0.00 0.01 99.97 13:20:00 7 0.01 0.00 0.01 0.00 0.01 99.98 13:30:00 all 25.71 0.00 1.38 0.51 0.08 72.32 13:30:00 0 25.00 0.00 1.53 0.68 0.08 72.71 13:30:00 1 27.44 0.00 1.34 0.30 0.07 70.85 13:30:00 2 27.67 0.00 1.20 0.41 0.08 70.64 13:30:00 3 28.87 0.00 1.36 0.88 0.08 68.81 13:30:00 4 25.83 0.00 1.53 0.51 0.08 72.06 13:30:00 5 25.01 0.00 1.55 0.34 0.08 73.03 13:30:00 6 25.17 0.00 1.36 0.32 0.07 73.08 13:30:00 7 20.66 0.00 1.20 0.66 0.07 77.41 Average: all 13.20 0.00 0.71 0.27 0.04 85.78 Average: 0 12.81 0.00 0.79 0.36 0.04 85.99 Average: 1 14.16 0.00 0.69 0.15 0.04 84.95 Average: 2 14.18 0.00 0.62 0.21 0.04 84.95 Average: 3 14.80 0.00 0.71 0.45 0.04 84.00 Average: 4 13.23 0.00 0.79 0.26 0.04 85.68 Average: 5 12.91 0.00 0.80 0.17 0.04 86.07 Average: 6 12.89 0.00 0.71 0.16 0.04 86.20 Average: 7 10.58 0.00 0.62 0.34 0.04 88.43