---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3020 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 16G 140G 10% / 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 800 23007 4 8284 30823 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:8b:1e:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.18/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85103sec preferred_lft 85103sec inet6 fe80::f816:3eff:fe8b:1e99/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:5b:10:4c:e5:5a 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::185b:10ff:fe4c:e55a/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-3020) 09/18/26 _x86_64_ (8 CPU) 10:19:20 LINUX RESTART (8 CPU) 10:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:49 34.07 3.21 29.74 1.12 221.10 5589.66 16124.41 10:40:02 74.48 2.97 69.33 2.18 478.08 18547.70 17143.73 Average: 52.68 3.10 47.97 1.61 339.42 11555.99 16593.74 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:49 26703116 29765340 2552344 7.77 125824 3218864 2838724 8.37 422912 5326004 45660 10:40:02 23620368 31615632 670712 2.04 193504 7856352 1540224 4.54 1180224 7377500 584 Average: 25161742 30690486 1611528 4.90 159664 5537608 2189474 6.46 801568 6351752 23122 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:49 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 10:30:49 ens3 137.67 96.75 1176.84 15.89 0.00 0.00 0.00 0.00 10:30:49 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 187.60 187.60 38.21 38.21 0.00 0.00 0.00 0.00 10:40:02 ens3 180.44 90.54 1819.29 514.85 0.00 0.00 0.00 0.00 10:40:02 docker0 114.89 116.61 514.50 20.90 0.00 0.00 0.00 0.00 10:40:02 veth865af88 24.40 25.03 496.46 2.08 0.00 0.00 0.00 0.04 Average: lo 86.53 86.53 17.61 17.61 0.00 0.00 0.00 0.00 Average: ens3 157.37 93.89 1472.65 245.63 0.00 0.00 0.00 0.00 Average: docker0 52.90 53.69 236.89 9.62 0.00 0.00 0.00 0.00 Average: veth865af88 11.23 11.53 228.59 0.96 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3020) 09/18/26 _x86_64_ (8 CPU) 10:19:20 LINUX RESTART (8 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:49 all 8.04 0.00 0.47 0.32 0.02 91.16 10:30:49 0 7.28 0.00 0.46 0.16 0.02 92.08 10:30:49 1 7.57 0.00 0.31 0.18 0.01 91.92 10:30:49 2 6.69 0.00 0.52 0.50 0.02 92.27 10:30:49 3 7.95 0.00 0.34 0.02 0.02 91.68 10:30:49 4 10.54 0.00 0.77 1.27 0.02 87.40 10:30:49 5 7.58 0.00 0.40 0.06 0.02 91.94 10:30:49 6 7.02 0.00 0.39 0.14 0.02 92.44 10:30:49 7 9.74 0.00 0.53 0.20 0.02 89.52 10:40:02 all 19.43 0.00 1.73 0.36 0.05 78.43 10:40:02 0 21.10 0.00 2.24 0.53 0.05 76.08 10:40:02 1 18.48 0.00 1.74 0.30 0.04 79.43 10:40:02 2 16.82 0.00 1.71 0.50 0.05 80.91 10:40:02 3 22.03 0.00 1.73 0.23 0.05 75.95 10:40:02 4 20.74 0.00 1.77 0.33 0.05 77.11 10:40:02 5 18.84 0.00 1.65 0.40 0.05 79.06 10:40:02 6 17.35 0.00 1.58 0.46 0.05 80.57 10:40:02 7 20.05 0.00 1.43 0.15 0.05 78.32 Average: all 13.28 0.00 1.05 0.34 0.03 85.30 Average: 0 13.64 0.00 1.28 0.33 0.03 84.72 Average: 1 12.59 0.00 0.97 0.24 0.03 86.17 Average: 2 11.35 0.00 1.07 0.50 0.04 87.04 Average: 3 14.43 0.00 0.98 0.11 0.03 84.44 Average: 4 15.23 0.00 1.23 0.84 0.04 82.67 Average: 5 12.76 0.00 0.97 0.22 0.04 86.02 Average: 6 11.76 0.00 0.94 0.29 0.03 86.99 Average: 7 14.48 0.00 0.95 0.18 0.03 84.37