---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3088 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: 5599.99 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 977 14732 4 16382 30646 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:0a:bd:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.132/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84831sec preferred_lft 84831sec inet6 fe80::f816:3eff:fe0a:bd4e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:39:3a:1b:f7:87 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::9439:3aff:fe1b:f787/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3088) 10/19/26 _x86_64_ (8 CPU) 07:04:29 LINUX RESTART (8 CPU) 07:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 373.40 1.35 358.89 13.15 49.28 54436.55 99811.85 07:30:29 44.42 5.21 15.41 23.80 265.50 799.68 440318.51 Average: 204.85 3.33 182.91 18.61 160.06 26956.06 274268.16 07:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 270692 18292160 13858388 42.17 577092 16579292 20626728 60.83 4911556 24021292 732 07:30:29 15085956 31380260 813408 2.48 576808 14857312 1922120 5.67 4683024 11415484 24948 Average: 7678324 24836210 7335898 22.32 576950 15718302 11274424 33.25 4797290 17718388 12840 07:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 2.27 2.27 0.65 0.65 0.00 0.00 0.00 0.00 07:20:01 ens3 435.36 253.52 3530.18 100.89 0.00 0.00 0.00 0.00 07:20:01 docker0 32.92 56.45 2.30 770.90 0.00 0.00 0.00 0.00 07:20:01 br-e3269203d957 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:20:01 veth581ddf1 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth835c7fd 7.47 7.36 4.58 1.48 0.00 0.00 0.00 0.00 07:20:01 vetha7c800e 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth93a97f1 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:20:01 veth84a8335 0.09 0.16 0.01 0.04 0.00 0.00 0.00 0.00 07:20:01 vethd718d9c 2.05 1.84 0.36 1.05 0.00 0.00 0.00 0.00 07:20:01 vethaee22dc 0.08 0.15 0.03 0.04 0.00 0.00 0.00 0.00 07:20:01 vethe9cfb02 0.40 0.40 0.05 0.56 0.00 0.00 0.00 0.00 07:30:29 lo 9.87 9.87 53.12 53.12 0.00 0.00 0.00 0.00 07:30:29 ens3 17.65 14.13 7.51 6.76 0.00 0.00 0.00 0.00 07:30:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.17 6.17 27.53 27.53 0.00 0.00 0.00 0.00 Average: ens3 221.34 130.87 1725.36 52.66 0.00 0.00 0.00 0.00 Average: docker0 16.06 27.53 1.12 375.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3088) 10/19/26 _x86_64_ (8 CPU) 07:04:29 LINUX RESTART (8 CPU) 07:10:03 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 34.13 0.02 4.47 3.04 0.01 58.34 07:20:01 0 35.15 0.01 4.60 3.49 0.01 56.75 07:20:01 1 35.66 0.03 4.47 3.11 0.01 56.72 07:20:01 2 33.65 0.04 4.41 2.53 0.01 59.36 07:20:01 3 33.53 0.02 4.32 2.97 0.01 59.15 07:20:01 4 33.58 0.02 4.71 2.41 0.01 59.28 07:20:01 5 32.06 0.03 4.75 3.26 0.01 59.89 07:20:01 6 35.16 0.02 4.14 2.90 0.01 57.77 07:20:01 7 34.21 0.02 4.34 3.63 0.01 57.78 07:30:29 all 8.92 0.00 1.67 0.12 0.01 89.28 07:30:29 0 8.13 0.00 2.10 0.06 0.01 89.71 07:30:29 1 7.70 0.00 1.83 0.18 0.01 90.27 07:30:29 2 9.73 0.00 1.74 0.27 0.01 88.25 07:30:29 3 11.20 0.00 1.69 0.10 0.01 87.01 07:30:29 4 8.65 0.00 1.49 0.04 0.01 89.81 07:30:29 5 8.87 0.00 1.50 0.04 0.01 89.59 07:30:29 6 7.52 0.00 1.40 0.07 0.00 91.01 07:30:29 7 9.59 0.00 1.62 0.18 0.01 88.61 Average: all 21.23 0.01 3.04 1.54 0.01 74.18 Average: 0 21.29 0.00 3.32 1.73 0.01 73.66 Average: 1 21.36 0.01 3.12 1.61 0.01 73.89 Average: 2 21.39 0.02 3.04 1.38 0.01 74.16 Average: 3 22.10 0.01 2.97 1.50 0.01 73.41 Average: 4 20.83 0.01 3.06 1.20 0.01 74.90 Average: 5 20.20 0.02 3.09 1.61 0.01 75.08 Average: 6 21.02 0.01 2.73 1.45 0.01 74.77 Average: 7 21.62 0.01 2.95 1.87 0.01 73.54