---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19592 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 13G 143G 9% / 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 731 25743 4 5617 30892 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:f0:cb:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.58/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84590sec preferred_lft 84590sec inet6 fe80::f816:3eff:fef0:cbdb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:68:9a:3e:3a:31 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::1c68:9aff:fe3e:3a31/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19592) 02/23/26 _x86_64_ (8 CPU) 15:45:50 LINUX RESTART (8 CPU) 15:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:13 5.47 0.41 4.64 0.41 403.11 627.81 6053.12 16:10:13 59.44 3.82 54.45 1.16 254.62 5606.97 4414.75 Average: 32.45 2.12 29.54 0.79 328.88 3116.94 5234.09 15:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:13 29869656 31762336 619404 1.88 64404 2164548 1505976 4.44 310872 2386092 4 16:10:13 25474240 28794412 3513508 10.69 126616 3470016 3967932 11.70 568196 6415068 1480 Average: 27671948 30278374 2066456 6.29 95510 2817282 2736954 8.07 439534 4400580 742 15:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:13 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 16:00:13 ens3 16.53 10.81 210.27 1.14 0.00 0.00 0.00 0.00 16:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:13 lo 28.84 28.84 16.80 16.80 0.00 0.00 0.00 0.00 16:10:13 ens3 102.97 57.49 826.19 18.46 0.00 0.00 0.00 0.00 16:10:13 docker0 12.22 11.58 2.12 4.00 0.00 0.00 0.00 0.00 16:10:13 veth0c88f31 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 14.50 14.50 8.41 8.41 0.00 0.00 0.00 0.00 Average: ens3 59.74 34.15 518.17 9.80 0.00 0.00 0.00 0.00 Average: docker0 6.11 5.79 1.06 2.00 0.00 0.00 0.00 0.00 Average: veth0c88f31 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19592) 02/23/26 _x86_64_ (8 CPU) 15:45:50 LINUX RESTART (8 CPU) 15:50:13 CPU %user %nice %system %iowait %steal %idle 16:00:13 all 0.28 0.00 0.08 0.06 0.01 99.58 16:00:13 0 0.22 0.00 0.07 0.01 0.01 99.70 16:00:13 1 0.36 0.00 0.08 0.28 0.01 99.27 16:00:13 2 0.30 0.00 0.08 0.06 0.01 99.55 16:00:13 3 0.17 0.00 0.10 0.04 0.00 99.69 16:00:13 4 0.26 0.00 0.09 0.01 0.01 99.63 16:00:13 5 0.65 0.00 0.07 0.02 0.01 99.25 16:00:13 6 0.20 0.00 0.07 0.02 0.00 99.71 16:00:13 7 0.07 0.00 0.05 0.01 0.01 99.86 16:10:13 all 11.53 0.00 0.54 0.16 0.03 87.75 16:10:13 0 8.63 0.00 0.56 0.30 0.02 90.50 16:10:13 1 9.49 0.00 0.60 0.38 0.03 89.51 16:10:13 2 12.11 0.00 0.59 0.05 0.03 87.22 16:10:13 3 13.85 0.00 0.45 0.04 0.03 85.64 16:10:13 4 10.41 0.00 0.52 0.01 0.03 89.03 16:10:13 5 13.75 0.00 0.53 0.07 0.03 85.61 16:10:13 6 12.41 0.00 0.51 0.10 0.03 86.96 16:10:13 7 11.58 0.00 0.53 0.30 0.03 87.56 Average: all 5.90 0.00 0.31 0.11 0.02 93.67 Average: 0 4.42 0.00 0.31 0.15 0.01 95.10 Average: 1 4.92 0.00 0.34 0.33 0.02 94.39 Average: 2 6.20 0.00 0.33 0.06 0.02 93.39 Average: 3 7.00 0.00 0.27 0.04 0.02 92.67 Average: 4 5.33 0.00 0.31 0.01 0.02 94.33 Average: 5 7.19 0.00 0.30 0.05 0.02 92.44 Average: 6 6.30 0.00 0.29 0.06 0.01 93.34 Average: 7 5.82 0.00 0.29 0.16 0.02 93.72