---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3332 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 1007 12758 4 18326 30615 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:99:90:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.182/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85182sec preferred_lft 85182sec inet6 fe80::f816:3eff:fe99:9055/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:09:a3:a6:da:ed 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::f009:a3ff:fea6:daed/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-3332) 10/19/26 _x86_64_ (8 CPU) 12:11:04 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:02 199.17 0.51 189.09 9.57 27.48 42856.76 74964.83 Average: 199.17 0.51 189.09 9.57 27.48 42856.76 74964.83 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:02 276204 19074876 13074688 39.79 573348 17333332 19534636 57.61 4733432 24150024 572 Average: 276204 19074876 13074688 39.79 573348 17333332 19534636 57.61 4733432 24150024 572 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:02 lo 11.53 11.53 54.29 54.29 0.00 0.00 0.00 0.00 12:30:02 ens3 200.70 109.01 2620.42 23.61 0.00 0.00 0.00 0.00 12:30:02 docker0 22.44 43.01 1.69 602.93 0.00 0.00 0.00 0.00 12:30:02 br-20c39cdabdfa 5.88 5.34 52.65 1.16 0.00 0.00 0.00 0.00 12:30:02 veth60c2458 0.25 0.31 0.03 0.09 0.00 0.00 0.00 0.00 12:30:02 vethd65e97f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:30:02 veth2935777 0.24 0.25 0.03 0.16 0.00 0.00 0.00 0.00 12:30:02 veth4e532dc 268.38 264.90 195.86 167.83 0.00 0.00 0.00 0.02 12:30:02 vetha0fb131 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:30:02 veth1a00d35 141.37 134.58 140.83 87.88 0.00 0.00 0.00 0.01 12:30:02 vethaadd1da 127.66 136.56 94.65 109.93 0.00 0.00 0.00 0.01 Average: lo 11.53 11.53 54.29 54.29 0.00 0.00 0.00 0.00 Average: ens3 200.70 109.01 2620.42 23.61 0.00 0.00 0.00 0.00 Average: docker0 22.44 43.01 1.69 602.93 0.00 0.00 0.00 0.00 Average: br-20c39cdabdfa 5.88 5.34 52.65 1.16 0.00 0.00 0.00 0.00 Average: veth60c2458 0.25 0.31 0.03 0.09 0.00 0.00 0.00 0.00 Average: vethd65e97f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth2935777 0.24 0.25 0.03 0.16 0.00 0.00 0.00 0.00 Average: veth4e532dc 268.38 264.90 195.86 167.83 0.00 0.00 0.00 0.02 Average: vetha0fb131 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth1a00d35 141.37 134.58 140.83 87.88 0.00 0.00 0.00 0.01 Average: vethaadd1da 127.66 136.56 94.65 109.93 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3332) 10/19/26 _x86_64_ (8 CPU) 12:11:04 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:02 all 24.69 0.02 4.23 1.34 0.03 69.69 12:30:02 0 24.97 0.05 4.87 1.20 0.03 68.88 12:30:02 1 26.22 0.01 4.48 1.55 0.03 67.71 12:30:02 2 24.16 0.03 4.49 0.94 0.03 70.35 12:30:02 3 24.67 0.02 3.94 2.00 0.03 69.34 12:30:02 4 22.68 0.03 4.03 1.05 0.03 72.19 12:30:02 5 26.10 0.02 3.88 1.13 0.03 68.83 12:30:02 6 23.94 0.04 4.07 1.56 0.03 70.37 12:30:02 7 24.79 0.01 4.10 1.25 0.03 69.82 Average: all 24.69 0.02 4.23 1.34 0.03 69.69 Average: 0 24.97 0.05 4.87 1.20 0.03 68.88 Average: 1 26.22 0.01 4.48 1.55 0.03 67.71 Average: 2 24.16 0.03 4.49 0.94 0.03 70.35 Average: 3 24.67 0.02 3.94 2.00 0.03 69.34 Average: 4 22.68 0.03 4.03 1.05 0.03 72.19 Average: 5 26.10 0.02 3.88 1.13 0.03 68.83 Average: 6 23.94 0.04 4.07 1.56 0.03 70.37 Average: 7 24.79 0.01 4.10 1.25 0.03 69.82