---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1415 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: 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 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 23G 133G 15% / 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 856 15773 4 15461 30766 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:9a:0f:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.216/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85037sec preferred_lft 85037sec inet6 fe80::f816:3eff:fe9a:f57/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:98:ff:64:55:21 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::b498:ffff:fe64:5521/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1415) 11/06/26 _x86_64_ (8 CPU) 15:08:01 LINUX RESTART (8 CPU) 15:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:01 585.80 1.66 547.96 36.19 288.84 59817.20 557407.70 15:30:32 39.85 1.25 31.87 6.73 48.56 4673.74 46848.73 Average: 305.17 1.45 282.68 21.05 165.33 31472.32 294969.80 15:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:01 5368156 22087144 10083044 30.68 526984 15492656 16717240 49.30 4071816 19933572 1288 15:30:32 16143344 31507360 699596 2.13 516380 14132316 1680916 4.96 4260864 10935020 26912 Average: 10755750 26797252 5391320 16.41 521682 14812486 9199078 27.13 4166340 15434296 14100 15:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:01 lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 15:20:01 ens3 423.87 260.61 4467.56 70.65 0.00 0.00 0.00 0.00 15:20:01 docker0 32.88 64.77 1.92 793.45 0.00 0.00 0.00 0.00 15:20:01 br-39c819390fc2 0.45 0.42 0.02 0.03 0.00 0.00 0.00 0.00 15:20:01 vethb08f11c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:20:01 veth3da9f34 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:20:01 vethea2666c 43.34 45.13 18.40 24.78 0.00 0.00 0.00 0.00 15:20:01 veth74f1280 0.11 0.17 0.01 0.05 0.00 0.00 0.00 0.00 15:20:01 veth74103c9 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:20:01 vethbed17ac 39.96 37.53 33.95 15.54 0.00 0.00 0.00 0.00 15:20:01 vethc3c3adf 0.59 0.56 0.07 0.66 0.00 0.00 0.00 0.00 15:20:01 veth657bb97 0.74 1.30 0.83 10.62 0.00 0.00 0.00 0.00 15:30:32 lo 68.70 68.70 312.40 312.40 0.00 0.00 0.00 0.00 15:30:32 ens3 10.81 8.79 5.40 3.75 0.00 0.00 0.00 0.00 15:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 35.69 35.69 160.61 160.61 0.00 0.00 0.00 0.00 Average: ens3 211.55 131.17 2173.92 36.26 0.00 0.00 0.00 0.00 Average: docker0 15.98 31.48 0.93 385.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1415) 11/06/26 _x86_64_ (8 CPU) 15:08:01 LINUX RESTART (8 CPU) 15:10:03 CPU %user %nice %system %iowait %steal %idle 15:20:01 all 29.68 0.03 5.89 1.37 0.03 63.00 15:20:01 0 28.16 0.02 6.32 1.43 0.03 64.05 15:20:01 1 27.30 0.04 6.31 1.23 0.03 65.10 15:20:01 2 29.68 0.03 5.92 1.65 0.02 62.70 15:20:01 3 30.35 0.04 5.97 1.83 0.03 61.78 15:20:01 4 28.70 0.02 5.87 1.02 0.04 64.35 15:20:01 5 31.28 0.01 5.40 1.02 0.03 62.26 15:20:01 6 29.48 0.02 5.75 1.70 0.03 63.02 15:20:01 7 32.51 0.03 5.60 1.09 0.03 60.74 15:30:32 all 22.44 0.01 4.52 0.19 0.03 72.82 15:30:32 0 22.12 0.01 5.60 0.12 0.03 72.11 15:30:32 1 23.95 0.00 4.92 0.14 0.03 70.96 15:30:32 2 22.11 0.01 4.49 0.44 0.03 72.91 15:30:32 3 21.42 0.01 4.25 0.10 0.02 74.20 15:30:32 4 22.86 0.00 4.45 0.22 0.03 72.45 15:30:32 5 22.03 0.00 4.13 0.17 0.03 73.63 15:30:32 6 22.81 0.01 4.14 0.12 0.02 72.90 15:30:32 7 22.24 0.01 4.14 0.19 0.03 73.39 Average: all 25.95 0.02 5.18 0.76 0.03 68.06 Average: 0 25.03 0.02 5.95 0.75 0.03 68.22 Average: 1 25.57 0.02 5.60 0.67 0.03 68.12 Average: 2 25.78 0.02 5.19 1.03 0.02 67.96 Average: 3 25.75 0.03 5.08 0.94 0.03 68.18 Average: 4 25.69 0.01 5.14 0.61 0.03 68.52 Average: 5 26.52 0.01 4.75 0.58 0.03 68.11 Average: 6 26.04 0.01 4.92 0.89 0.03 68.11 Average: 7 27.22 0.02 4.85 0.63 0.03 67.25