---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3311 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: 5600.02 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 991 16090 4 15010 30631 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:f9:43:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.113/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84767sec preferred_lft 84767sec inet6 fe80::f816:3eff:fef9:43b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:9e:41:be:da:17 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::249e:41ff:febe:da17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3311) 10/19/26 _x86_64_ (8 CPU) 11:37:19 LINUX RESTART (8 CPU) 11:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:04 615.50 5.14 592.55 17.81 519.21 66294.68 161669.62 12:00:01 102.15 1.07 94.52 6.56 27.99 16767.54 15329.13 Average: 359.80 3.11 344.49 12.21 274.54 41625.68 88778.81 11:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:04 8990328 27925500 4276040 13.01 571412 17491396 4599984 13.56 4445092 17704956 806856 12:00:01 513804 16312564 14760256 44.92 575260 15439104 25673096 75.71 4829272 23758908 3000 Average: 4752066 22119032 9518148 28.96 573336 16465250 15136540 44.64 4637182 20731932 404928 11:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:04 lo 2.34 2.34 0.67 0.67 0.00 0.00 0.00 0.00 11:50:04 ens3 579.33 346.35 5547.02 96.63 0.00 0.00 0.00 0.00 11:50:04 docker0 33.20 60.61 2.39 868.83 0.00 0.00 0.00 0.00 11:50:04 br-d83b5f8a8b19 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 62.76 62.76 286.99 286.99 0.00 0.00 0.00 0.00 12:00:01 ens3 43.11 28.62 531.62 7.54 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 br-d83b5f8a8b19 51.34 58.16 76.37 238.61 0.00 0.00 0.00 0.00 12:00:01 veth243d4f0 0.13 0.22 0.01 0.04 0.00 0.00 0.00 0.00 12:00:01 vethe2202f8 67.13 74.38 76.73 496.84 0.00 0.00 0.00 0.04 12:00:01 vethd9cfaa9 29.78 28.67 261.55 66.19 0.00 0.00 0.00 0.02 12:00:01 vethd34245e 148.38 153.94 97.95 79.38 0.00 0.00 0.00 0.01 12:00:01 vethf8578c9 17.78 19.15 66.03 57.49 0.00 0.00 0.00 0.01 12:00:01 veth80d17e4 111.05 103.75 121.06 63.00 0.00 0.00 0.00 0.01 12:00:01 vethb8d3980 48.30 48.52 29.12 37.02 0.00 0.00 0.00 0.00 Average: lo 32.44 32.44 143.28 143.28 0.00 0.00 0.00 0.00 Average: ens3 312.25 188.09 3048.90 52.25 0.00 0.00 0.00 0.00 Average: docker0 16.67 30.42 1.20 436.07 0.00 0.00 0.00 0.00 Average: br-d83b5f8a8b19 25.57 28.97 38.04 118.85 0.00 0.00 0.00 0.00 Average: veth243d4f0 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethe2202f8 33.44 37.05 38.22 247.47 0.00 0.00 0.00 0.02 Average: vethd9cfaa9 14.83 14.28 130.27 32.97 0.00 0.00 0.00 0.01 Average: vethd34245e 73.91 76.68 48.79 39.54 0.00 0.00 0.00 0.00 Average: vethf8578c9 8.86 9.54 32.89 28.63 0.00 0.00 0.00 0.00 Average: veth80d17e4 55.31 51.68 60.30 31.38 0.00 0.00 0.00 0.00 Average: vethb8d3980 24.06 24.17 14.50 18.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3311) 10/19/26 _x86_64_ (8 CPU) 11:37:19 LINUX RESTART (8 CPU) 11:40:02 CPU %user %nice %system %iowait %steal %idle 11:50:04 all 39.08 0.00 5.54 1.49 0.03 53.86 11:50:04 0 41.48 0.00 5.41 1.17 0.03 51.90 11:50:04 1 39.80 0.00 6.04 1.31 0.03 52.81 11:50:04 2 37.96 0.00 5.49 1.99 0.03 54.53 11:50:04 3 37.32 0.00 5.35 1.49 0.03 55.81 11:50:04 4 39.52 0.00 5.84 1.60 0.04 53.01 11:50:04 5 40.06 0.00 5.22 1.43 0.04 53.25 11:50:04 6 36.23 0.00 5.36 1.50 0.03 56.88 11:50:04 7 40.26 0.00 5.61 1.42 0.03 52.68 12:00:01 all 24.50 0.03 4.69 0.43 0.02 70.33 12:00:01 0 24.74 0.04 5.67 0.31 0.02 69.22 12:00:01 1 23.85 0.02 5.12 0.40 0.02 70.59 12:00:01 2 25.23 0.02 4.82 0.74 0.02 69.16 12:00:01 3 24.39 0.03 4.70 0.39 0.02 70.48 12:00:01 4 24.46 0.01 4.37 0.43 0.02 70.71 12:00:01 5 24.31 0.04 4.34 0.56 0.02 70.73 12:00:01 6 24.05 0.06 4.40 0.33 0.02 71.14 12:00:01 7 24.95 0.03 4.07 0.29 0.02 70.63 Average: all 31.82 0.02 5.12 0.96 0.03 62.06 Average: 0 33.12 0.02 5.54 0.74 0.03 60.55 Average: 1 31.85 0.01 5.58 0.86 0.03 61.68 Average: 2 31.61 0.01 5.16 1.37 0.02 61.83 Average: 3 30.89 0.01 5.02 0.94 0.02 63.11 Average: 4 32.02 0.01 5.11 1.02 0.03 61.81 Average: 5 32.24 0.02 4.78 1.00 0.03 61.93 Average: 6 30.17 0.03 4.88 0.92 0.02 63.97 Average: 7 32.64 0.02 4.84 0.86 0.02 61.62