---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-63485 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 785 18937 4 12369 30838 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:85:5d:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84417sec preferred_lft 84417sec inet6 fe80::f816:3eff:fe85:5d58/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:dc:73:25:84:ed 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::24dc:73ff:fe25:84ed/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-63485) 10/11/26 _x86_64_ (8 CPU) 00:23:26 LINUX RESTART (8 CPU) 00:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 8.37 0.06 7.88 0.43 2.66 2478.31 3472.96 00:50:10 57.34 2.35 38.53 16.46 331.77 23298.17 476463.47 Average: 33.24 1.22 23.45 8.57 169.81 13052.37 243696.95 00:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 24327768 29107572 3197928 9.73 154828 4821712 3342232 9.86 934864 7095808 52684 00:50:10 19639128 31614068 658252 2.00 239608 11632436 1506376 4.44 3143380 9232676 48 Average: 21983448 30360820 1928090 5.87 197218 8227074 2424304 7.15 2039122 8164242 26366 00:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.84 1.84 0.17 0.17 0.00 0.00 0.00 0.00 00:40:00 ens3 59.63 50.58 244.65 12.71 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:10 lo 200.56 200.56 196.80 196.80 0.00 0.00 0.00 0.00 00:50:10 ens3 113.41 103.77 333.84 1244.54 0.00 0.00 0.00 0.00 00:50:10 docker0 72.24 65.16 1234.02 7.18 0.00 0.00 0.00 0.00 00:50:10 veth5a91cc4 72.23 65.17 1235.01 7.18 0.00 0.00 0.00 0.10 Average: lo 102.77 102.77 100.03 100.03 0.00 0.00 0.00 0.00 Average: ens3 86.94 77.59 289.95 638.33 0.00 0.00 0.00 0.00 Average: docker0 36.69 33.10 626.74 3.65 0.00 0.00 0.00 0.00 Average: veth5a91cc4 36.69 33.10 627.24 3.65 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-63485) 10/11/26 _x86_64_ (8 CPU) 00:23:26 LINUX RESTART (8 CPU) 00:30:10 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 36.28 0.00 1.60 0.03 0.02 62.06 00:40:00 0 26.71 0.00 1.41 0.03 0.01 71.84 00:40:00 1 38.10 0.00 1.56 0.01 0.02 60.31 00:40:00 2 37.25 0.00 1.65 0.04 0.02 61.04 00:40:00 3 44.04 0.00 1.82 0.02 0.04 54.09 00:40:00 4 36.85 0.00 1.66 0.06 0.02 61.41 00:40:00 5 36.74 0.00 1.69 0.03 0.01 61.53 00:40:00 6 39.09 0.00 1.45 0.04 0.02 59.40 00:40:00 7 31.56 0.00 1.55 0.06 0.01 66.82 00:50:10 all 13.90 0.00 1.45 0.23 0.01 84.41 00:50:10 0 12.05 0.00 1.16 0.08 0.01 86.70 00:50:10 1 10.47 0.00 1.14 0.18 0.01 88.20 00:50:10 2 17.08 0.00 2.01 0.35 0.01 80.55 00:50:10 3 11.94 0.00 1.19 0.57 0.01 86.29 00:50:10 4 19.15 0.00 1.79 0.14 0.01 78.91 00:50:10 5 14.62 0.00 1.63 0.11 0.01 83.63 00:50:10 6 13.35 0.00 1.47 0.21 0.01 84.96 00:50:10 7 12.53 0.00 1.19 0.20 0.01 86.07 Average: all 24.92 0.00 1.52 0.13 0.02 73.41 Average: 0 19.28 0.00 1.29 0.05 0.01 79.37 Average: 1 24.08 0.00 1.35 0.10 0.01 74.46 Average: 2 27.00 0.00 1.84 0.20 0.02 70.95 Average: 3 27.72 0.00 1.50 0.30 0.02 70.46 Average: 4 27.86 0.00 1.73 0.10 0.02 70.30 Average: 5 25.51 0.00 1.66 0.07 0.01 72.74 Average: 6 26.02 0.00 1.46 0.12 0.02 72.37 Average: 7 21.89 0.00 1.36 0.13 0.01 76.60