---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17079 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 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 810 22484 4 8797 30813 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:76:66:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.102/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85051sec preferred_lft 85051sec inet6 fe80::f816:3eff:fe76:6656/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:81:65:51:65:96 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::1c81:65ff:fe51:6596/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17079) 09/01/26 _x86_64_ (8 CPU) 08:38:54 LINUX RESTART (8 CPU) 08:40:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:01 20.32 1.35 18.89 0.08 98.35 389.57 364.12 09:00:00 250.48 2.73 237.19 10.56 182.61 29955.86 90672.34 Average: 137.87 2.05 130.39 5.43 141.39 15490.27 46488.17 08:40:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:01 29728180 31526100 853396 2.60 70076 2061556 1628980 4.80 226720 2605676 49564 09:00:00 21336148 29792184 2497252 7.60 181832 8384536 2722532 8.03 2167580 8722884 16 Average: 25532164 30659142 1675324 5.10 125954 5223046 2175756 6.42 1197150 5664280 24790 08:40:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:01 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 12.32 8.86 80.48 3.95 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 44.36 44.36 26.13 26.13 0.00 0.00 0.00 0.00 09:00:00 ens3 181.28 135.80 1713.74 1213.87 0.00 0.00 0.00 0.00 09:00:00 docker0 15.77 17.35 2.09 106.48 0.00 0.00 0.00 0.00 Average: lo 22.74 22.74 13.35 13.35 0.00 0.00 0.00 0.00 Average: ens3 98.61 73.69 914.65 621.91 0.00 0.00 0.00 0.00 Average: docker0 8.05 8.86 1.07 54.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17079) 09/01/26 _x86_64_ (8 CPU) 08:38:54 LINUX RESTART (8 CPU) 08:40:27 CPU %user %nice %system %iowait %steal %idle 08:50:01 all 0.48 0.00 0.08 0.09 0.00 99.36 08:50:01 0 0.14 0.00 0.09 0.09 0.00 99.67 08:50:01 1 0.41 0.00 0.04 0.02 0.00 99.52 08:50:01 2 0.21 0.00 0.07 0.19 0.00 99.53 08:50:01 3 0.26 0.00 0.05 0.01 0.00 99.68 08:50:01 4 0.30 0.00 0.03 0.02 0.00 99.65 08:50:01 5 0.26 0.00 0.13 0.30 0.00 99.31 08:50:01 6 1.90 0.00 0.15 0.05 0.00 97.90 08:50:01 7 0.37 0.00 0.05 0.00 0.00 99.58 09:00:00 all 27.94 0.00 2.67 1.17 0.02 68.20 09:00:00 0 26.47 0.00 2.83 1.01 0.02 69.67 09:00:00 1 27.98 0.00 2.71 1.12 0.02 68.17 09:00:00 2 27.60 0.00 2.98 1.52 0.02 67.88 09:00:00 3 26.36 0.00 2.73 1.08 0.02 69.81 09:00:00 4 29.35 0.00 2.52 1.59 0.02 66.52 09:00:00 5 28.94 0.00 2.48 1.18 0.02 67.37 09:00:00 6 28.29 0.00 2.44 0.77 0.02 68.49 09:00:00 7 28.56 0.00 2.65 1.10 0.02 67.67 Average: all 14.48 0.00 1.40 0.64 0.01 83.47 Average: 0 13.58 0.00 1.49 0.56 0.01 84.35 Average: 1 14.49 0.00 1.41 0.58 0.01 83.51 Average: 2 14.18 0.00 1.55 0.87 0.01 83.39 Average: 3 13.55 0.00 1.42 0.56 0.01 84.46 Average: 4 15.10 0.00 1.30 0.82 0.01 82.78 Average: 5 14.88 0.00 1.33 0.75 0.01 83.03 Average: 6 15.34 0.00 1.32 0.42 0.01 82.92 Average: 7 14.72 0.00 1.37 0.56 0.01 83.33