---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1571 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 848 11564 4 19679 30775 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:a8:11:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.196/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84377sec preferred_lft 84377sec inet6 fe80::f816:3eff:fea8:1117/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:2d:79:ba:32:e4 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::882d:79ff:feba:32e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1571) 10/14/26 _x86_64_ (8 CPU) 08:06:42 LINUX RESTART (8 CPU) 08:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:13 586.68 1.16 566.44 19.09 48.08 67491.55 88965.74 08:30:03 41.86 0.24 39.46 2.15 3.32 2373.80 1449.37 Average: 315.50 0.70 304.14 10.66 25.80 35079.90 45405.42 08:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:13 4875988 24567328 7589188 23.09 577944 18237640 12140800 35.80 4865248 19491816 1456 08:30:03 952636 21119940 11029164 33.56 587452 18678896 17375916 51.24 5077648 23127948 860 Average: 2914312 22843634 9309176 28.33 582698 18458268 14758358 43.52 4971448 21309882 1158 08:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:13 lo 2.31 2.31 0.66 0.66 0.00 0.00 0.00 0.00 08:20:13 ens3 433.92 256.42 4626.81 70.47 0.00 0.00 0.00 0.00 08:20:13 docker0 47.12 82.01 3.51 770.15 0.00 0.00 0.00 0.00 08:20:13 br-5a0e80e44313 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 08:20:13 vethc889ff1 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:13 vethcf6ae27 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:13 vethcf32292 1.22 1.25 0.93 0.13 0.00 0.00 0.00 0.00 08:20:13 vetha6a8f8b 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:13 vethe5afc6b 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 08:20:13 veth3654b8d 1.15 1.17 0.13 0.93 0.00 0.00 0.00 0.00 08:30:03 lo 2.37 2.37 5.94 5.94 0.00 0.00 0.00 0.00 08:30:03 ens3 7.96 6.44 3.40 4.12 0.00 0.00 0.00 0.00 08:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:03 br-5a0e80e44313 1.26 1.18 5.59 0.37 0.00 0.00 0.00 0.00 08:30:03 vethc889ff1 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 08:30:03 vethcf6ae27 0.54 0.39 0.07 0.35 0.00 0.00 0.00 0.00 08:30:03 vethcf32292 123.78 129.11 85.54 70.89 0.00 0.00 0.00 0.01 08:30:03 vetha6a8f8b 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:30:03 vethe5afc6b 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:30:03 veth197a4c4 87.79 81.59 64.54 44.49 0.00 0.00 0.00 0.01 08:30:03 veth5262a93 42.57 42.45 25.96 41.72 0.00 0.00 0.00 0.00 Average: lo 2.34 2.34 3.29 3.29 0.00 0.00 0.00 0.00 Average: ens3 221.91 131.99 2325.56 37.44 0.00 0.00 0.00 0.00 Average: docker0 23.67 41.19 1.76 386.82 0.00 0.00 0.00 0.00 Average: br-5a0e80e44313 0.72 0.68 2.79 0.19 0.00 0.00 0.00 0.00 Average: vethc889ff1 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethcf6ae27 0.29 0.24 0.04 0.18 0.00 0.00 0.00 0.00 Average: vethcf32292 62.22 64.90 43.04 35.35 0.00 0.00 0.00 0.00 Average: vetha6a8f8b 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe5afc6b 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth197a4c4 43.70 40.61 32.12 22.14 0.00 0.00 0.00 0.00 Average: veth5262a93 21.19 21.13 12.92 20.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1571) 10/14/26 _x86_64_ (8 CPU) 08:06:42 LINUX RESTART (8 CPU) 08:10:17 CPU %user %nice %system %iowait %steal %idle 08:20:13 all 37.61 0.01 5.42 2.28 0.03 54.66 08:20:13 0 37.90 0.01 5.55 1.57 0.03 54.93 08:20:13 1 39.59 0.01 5.26 1.79 0.03 53.33 08:20:13 2 37.18 0.01 5.40 2.96 0.03 54.42 08:20:13 3 36.82 0.01 6.01 2.65 0.03 54.49 08:20:13 4 38.55 0.01 5.57 2.35 0.03 53.49 08:20:13 5 36.32 0.00 5.52 2.63 0.03 55.50 08:20:13 6 36.51 0.01 5.13 2.41 0.03 55.92 08:20:13 7 38.04 0.01 4.89 1.87 0.03 55.17 08:30:03 all 8.73 0.02 1.34 0.21 0.01 89.69 08:30:03 0 8.67 0.02 1.76 0.18 0.02 89.36 08:30:03 1 8.28 0.02 1.46 0.16 0.01 90.07 08:30:03 2 8.99 0.02 1.33 0.16 0.01 89.49 08:30:03 3 9.36 0.01 1.21 0.50 0.02 88.90 08:30:03 4 9.08 0.02 1.34 0.06 0.01 89.49 08:30:03 5 7.82 0.01 1.16 0.23 0.02 90.77 08:30:03 6 8.79 0.02 1.21 0.13 0.01 89.83 08:30:03 7 8.87 0.02 1.23 0.23 0.01 89.65 Average: all 23.23 0.01 3.39 1.25 0.02 72.10 Average: 0 23.34 0.01 3.66 0.88 0.02 72.09 Average: 1 24.00 0.01 3.37 0.98 0.02 71.62 Average: 2 23.15 0.02 3.38 1.57 0.02 71.87 Average: 3 23.14 0.01 3.62 1.58 0.02 71.64 Average: 4 23.88 0.01 3.46 1.21 0.02 71.41 Average: 5 22.12 0.01 3.35 1.44 0.02 73.07 Average: 6 22.72 0.02 3.18 1.28 0.02 72.78 Average: 7 23.51 0.01 3.06 1.05 0.02 72.35