---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2904 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: 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 26G 130G 17% / 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 1000 12457 4 18633 30622 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:b7:d7:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.227/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84454sec preferred_lft 84454sec inet6 fe80::f816:3eff:feb7:d7c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:e5:49:0e:70:a5 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::54e5:49ff:fe0e:70a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2904) 09/18/26 _x86_64_ (8 CPU) 08:40:16 LINUX RESTART (8 CPU) 08:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:07 121.34 0.42 115.66 5.26 19.17 26405.46 20644.77 09:10:07 11.46 0.35 10.88 0.23 15.31 465.02 6079.97 Average: 66.66 0.39 63.52 2.75 17.25 13496.34 13396.68 08:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:07 253700 19778176 12372532 37.65 572984 18068916 18901924 55.74 4758944 24165896 520 09:10:07 256584 19459580 12690768 38.62 565892 17761536 19014692 56.07 4730440 24199508 444 Average: 255142 19618878 12531650 38.13 569438 17915226 18958308 55.91 4744692 24182702 482 08:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:07 lo 0.68 0.68 0.22 0.22 0.00 0.00 0.00 0.00 09:00:07 ens3 95.52 53.42 1523.04 11.32 0.00 0.00 0.00 0.00 09:00:07 docker0 10.38 15.20 0.57 170.31 0.00 0.00 0.00 0.00 09:00:07 br-1813bf567b2e 0.40 0.36 0.16 0.05 0.00 0.00 0.00 0.00 09:00:07 veth2dd275b 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:00:07 veth39bfd4f 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:00:07 vethede6e17 0.48 0.43 0.06 0.27 0.00 0.00 0.00 0.00 09:00:07 veth3f6cb42 80.52 84.88 41.59 40.73 0.00 0.00 0.00 0.00 09:00:07 veth1899056 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:00:07 veth785db14 73.22 68.95 49.77 33.33 0.00 0.00 0.00 0.00 09:00:07 vethc0d63a5 9.68 8.75 3.72 6.85 0.00 0.00 0.00 0.00 09:10:07 lo 10.08 10.08 56.53 56.53 0.00 0.00 0.00 0.00 09:10:07 ens3 12.11 9.23 5.57 6.10 0.00 0.00 0.00 0.00 09:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:07 br-1813bf567b2e 5.80 5.39 55.43 1.14 0.00 0.00 0.00 0.00 09:10:07 veth2dd275b 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:10:07 veth39bfd4f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:07 vethede6e17 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 09:10:07 veth3f6cb42 317.13 342.79 262.35 149.95 0.00 0.00 0.00 0.02 09:10:07 veth1899056 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:07 veth785db14 111.33 102.14 98.36 71.76 0.00 0.00 0.00 0.01 09:10:07 vethc0d63a5 240.00 223.35 110.17 194.46 0.00 0.00 0.00 0.02 Average: lo 5.36 5.36 28.24 28.24 0.00 0.00 0.00 0.00 Average: ens3 54.01 31.43 767.88 8.73 0.00 0.00 0.00 0.00 Average: docker0 5.21 7.63 0.28 85.56 0.00 0.00 0.00 0.00 Average: br-1813bf567b2e 3.09 2.86 27.66 0.59 0.00 0.00 0.00 0.00 Average: veth2dd275b 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth39bfd4f 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethede6e17 0.44 0.32 0.06 0.31 0.00 0.00 0.00 0.00 Average: veth3f6cb42 198.27 213.23 151.45 95.09 0.00 0.00 0.00 0.01 Average: veth1899056 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth785db14 92.19 85.47 73.95 52.45 0.00 0.00 0.00 0.01 Average: vethc0d63a5 124.30 115.55 56.69 100.21 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2904) 09/18/26 _x86_64_ (8 CPU) 08:40:16 LINUX RESTART (8 CPU) 08:50:02 CPU %user %nice %system %iowait %steal %idle 09:00:07 all 11.20 0.02 2.29 0.84 0.07 85.58 09:00:07 0 11.08 0.04 2.64 0.77 0.07 85.41 09:00:07 1 11.96 0.02 2.29 0.84 0.07 84.82 09:00:07 2 10.88 0.00 2.47 0.52 0.07 86.06 09:00:07 3 11.80 0.02 2.28 0.62 0.06 85.22 09:00:07 4 10.72 0.02 2.22 1.01 0.07 85.96 09:00:07 5 10.83 0.02 2.20 0.92 0.06 85.96 09:00:07 6 10.32 0.03 2.02 0.71 0.07 86.85 09:00:07 7 12.05 0.01 2.24 1.31 0.06 84.33 09:10:07 all 6.37 0.00 1.51 0.06 0.10 91.96 09:10:07 0 7.38 0.00 1.92 0.03 0.09 90.57 09:10:07 1 5.89 0.00 1.66 0.02 0.09 92.33 09:10:07 2 5.72 0.00 1.48 0.04 0.11 92.66 09:10:07 3 5.81 0.00 1.48 0.04 0.11 92.56 09:10:07 4 6.70 0.00 1.44 0.07 0.11 91.67 09:10:07 5 6.81 0.00 1.34 0.05 0.11 91.70 09:10:07 6 6.28 0.00 1.48 0.11 0.11 92.01 09:10:07 7 6.38 0.00 1.26 0.09 0.10 92.17 Average: all 8.80 0.01 1.90 0.45 0.08 88.75 Average: 0 9.24 0.02 2.28 0.40 0.08 87.98 Average: 1 8.94 0.01 1.98 0.43 0.08 88.55 Average: 2 8.31 0.00 1.98 0.28 0.09 89.35 Average: 3 8.83 0.01 1.88 0.34 0.09 88.86 Average: 4 8.73 0.01 1.83 0.54 0.09 88.80 Average: 5 8.84 0.01 1.77 0.49 0.08 88.81 Average: 6 8.32 0.01 1.75 0.41 0.09 89.42 Average: 7 9.23 0.01 1.75 0.70 0.08 88.23