---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4383 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 25G 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 856 12594 4 18641 30763 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:46:52:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.207/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84525sec preferred_lft 84525sec inet6 fe80::f816:3eff:fe46:524b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:e3:9a:49:91:cd 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::24e3:9aff:fe49:91cd/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-4383) 09/23/26 _x86_64_ (8 CPU) 07:36:53 LINUX RESTART (8 CPU) 07:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:23 475.13 0.91 462.49 11.73 236.92 57462.70 80685.94 08:00:05 8.62 0.36 7.93 0.33 7.91 344.03 1963.82 Average: 247.23 0.64 240.43 6.16 125.05 29558.92 42228.38 07:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:23 1317664 21261164 10890772 33.14 581784 18483260 17728680 52.28 4770420 23113996 256 08:00:05 245972 19584868 12566224 38.24 567616 17894148 18917756 55.79 4750700 24173528 976 Average: 781818 20423016 11728498 35.69 574700 18188704 18323218 54.03 4760560 23643762 616 07:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:23 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 07:50:23 ens3 351.70 218.12 3541.67 70.53 0.00 0.00 0.00 0.00 07:50:23 docker0 21.78 45.07 1.28 747.52 0.00 0.00 0.00 0.00 07:50:23 br-c73d082d2c94 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 07:50:23 vethd84e316 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:23 veth1121cf4 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:50:23 veth6a67354 6.36 6.22 4.48 1.27 0.00 0.00 0.00 0.00 07:50:23 vethd3c652c 0.16 0.22 0.02 0.01 0.00 0.00 0.00 0.00 07:50:23 veth1f33548 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:23 veth9bee520 0.86 0.84 0.10 0.91 0.00 0.00 0.00 0.00 07:50:23 veth60bc61c 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 07:50:23 vetheafcc0f 0.59 0.53 0.08 0.66 0.00 0.00 0.00 0.00 08:00:05 lo 4.57 4.57 19.74 19.74 0.00 0.00 0.00 0.00 08:00:05 ens3 9.79 6.84 2.84 2.88 0.00 0.00 0.00 0.00 08:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 br-c73d082d2c94 2.47 2.39 19.15 0.63 0.00 0.00 0.00 0.00 08:00:05 vethd84e316 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 08:00:05 veth1121cf4 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 veth6a67354 195.29 205.77 133.37 104.51 0.00 0.00 0.00 0.01 08:00:05 vethd3c652c 0.49 0.30 0.07 0.41 0.00 0.00 0.00 0.00 08:00:05 veth1f33548 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 veth9bee520 118.91 111.62 90.16 60.60 0.00 0.00 0.00 0.01 08:00:05 vetheafcc0f 93.71 89.88 49.39 76.34 0.00 0.00 0.00 0.01 Average: lo 2.55 2.55 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 184.66 114.91 1812.87 37.48 0.00 0.00 0.00 0.00 Average: docker0 11.14 23.05 0.66 382.34 0.00 0.00 0.00 0.00 Average: br-c73d082d2c94 1.36 1.30 9.36 0.32 0.00 0.00 0.00 0.00 Average: vethd84e316 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth1121cf4 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6a67354 98.66 103.71 67.44 51.71 0.00 0.00 0.00 0.01 Average: vethd3c652c 0.32 0.26 0.04 0.21 0.00 0.00 0.00 0.00 Average: veth1f33548 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9bee520 58.53 54.96 44.10 30.07 0.00 0.00 0.00 0.00 Average: vetheafcc0f 46.08 44.18 24.17 37.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4383) 09/23/26 _x86_64_ (8 CPU) 07:36:53 LINUX RESTART (8 CPU) 07:40:13 CPU %user %nice %system %iowait %steal %idle 07:50:23 all 34.01 0.02 4.93 1.16 0.02 59.86 07:50:23 0 35.99 0.03 4.83 1.12 0.02 58.00 07:50:23 1 30.38 0.03 5.67 1.32 0.01 62.59 07:50:23 2 36.29 0.03 5.04 0.73 0.02 57.89 07:50:23 3 35.56 0.02 5.21 1.64 0.02 57.55 07:50:23 4 32.10 0.02 4.88 1.07 0.02 61.91 07:50:23 5 31.74 0.03 4.55 1.44 0.02 62.22 07:50:23 6 34.27 0.03 4.71 0.79 0.02 60.18 07:50:23 7 35.74 0.01 4.58 1.13 0.02 58.52 08:00:05 all 7.86 0.00 1.40 0.03 0.01 90.70 08:00:05 0 7.87 0.00 1.76 0.01 0.01 90.35 08:00:05 1 7.79 0.00 1.55 0.02 0.01 90.63 08:00:05 2 8.20 0.00 1.45 0.04 0.01 90.30 08:00:05 3 8.02 0.00 1.36 0.09 0.01 90.52 08:00:05 4 7.50 0.00 1.29 0.02 0.01 91.18 08:00:05 5 7.10 0.00 1.23 0.01 0.01 91.65 08:00:05 6 8.53 0.00 1.30 0.01 0.01 90.15 08:00:05 7 7.91 0.00 1.23 0.01 0.01 90.84 Average: all 21.24 0.01 3.21 0.61 0.01 74.92 Average: 0 22.25 0.02 3.33 0.58 0.01 73.82 Average: 1 19.34 0.02 3.66 0.69 0.01 76.29 Average: 2 22.57 0.02 3.29 0.39 0.02 73.72 Average: 3 22.11 0.01 3.33 0.88 0.01 73.65 Average: 4 20.10 0.01 3.13 0.56 0.01 76.19 Average: 5 19.71 0.01 2.93 0.74 0.01 76.59 Average: 6 21.70 0.01 3.05 0.41 0.01 74.81 Average: 7 22.15 0.01 2.94 0.58 0.02 74.30