---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7083 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: 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 11G 145G 7% / 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 710 26205 4 5176 30913 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:b7:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83943sec preferred_lft 83943sec inet6 fe80::f816:3eff:fe46:b736/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:d5:d9:91:49:cf 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 ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-7083) 09/11/26 _x86_64_ (8 CPU) 07:27:03 LINUX RESTART (8 CPU) 07:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:40 18.29 0.22 4.71 13.36 27.13 760.04 500461.39 07:50:40 1.57 0.01 1.57 0.00 0.04 18.12 0.00 08:00:01 43.31 3.80 38.51 1.00 241.03 5508.79 1087.55 Average: 20.51 1.26 14.19 5.06 84.75 1992.37 178078.68 07:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:40 29956360 31858648 521140 1.59 66084 2171968 1542168 4.55 231744 2365532 20 07:50:40 29955396 31858324 521660 1.59 66688 2171976 1542168 4.55 232352 2365924 8 08:00:01 26525416 29988288 2321996 7.07 176096 3512864 2638888 7.78 564520 5326624 111372 Average: 28812391 31235087 1121599 3.41 102956 2618936 1907741 5.63 342872 3352693 37133 07:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:40 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 07:40:40 ens3 112.89 64.43 311.07 5.59 0.00 0.00 0.00 0.00 07:40:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:40 ens3 0.28 0.13 0.07 0.04 0.00 0.00 0.00 0.00 07:50:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:00:01 ens3 127.64 99.41 795.85 20.69 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 79.96 53.90 358.47 8.45 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-7083) 09/11/26 _x86_64_ (8 CPU) 07:27:03 LINUX RESTART (8 CPU) 07:30:01 CPU %user %nice %system %iowait %steal %idle 07:40:40 all 0.22 0.00 0.08 0.10 0.00 99.60 07:40:40 0 0.18 0.00 0.10 0.03 0.00 99.68 07:40:40 1 0.16 0.00 0.07 0.01 0.00 99.76 07:40:40 2 0.16 0.00 0.09 0.02 0.00 99.72 07:40:40 3 0.23 0.00 0.08 0.22 0.00 99.47 07:40:40 4 0.26 0.00 0.07 0.16 0.00 99.51 07:40:40 5 0.30 0.00 0.08 0.02 0.00 99.59 07:40:40 6 0.34 0.00 0.12 0.24 0.00 99.31 07:40:40 7 0.12 0.00 0.07 0.08 0.00 99.73 07:50:40 all 0.07 0.00 0.01 0.01 0.00 99.91 07:50:40 0 0.01 0.00 0.01 0.01 0.00 99.98 07:50:40 1 0.02 0.00 0.01 0.00 0.00 99.96 07:50:40 2 0.02 0.00 0.02 0.00 0.01 99.95 07:50:40 3 0.02 0.00 0.02 0.04 0.00 99.93 07:50:40 4 0.01 0.00 0.01 0.00 0.00 99.97 07:50:40 5 0.44 0.00 0.04 0.00 0.01 99.52 07:50:40 6 0.02 0.00 0.01 0.00 0.00 99.97 07:50:40 7 0.01 0.00 0.01 0.00 0.01 99.98 08:00:01 all 15.69 0.00 0.72 0.17 0.01 83.41 08:00:01 0 15.43 0.00 0.61 0.10 0.01 83.85 08:00:01 1 13.48 0.00 0.57 0.09 0.01 85.84 08:00:01 2 15.07 0.00 0.71 0.10 0.01 84.10 08:00:01 3 17.30 0.00 0.91 0.47 0.01 81.30 08:00:01 4 17.35 0.00 0.80 0.07 0.01 81.77 08:00:01 5 15.80 0.00 0.73 0.03 0.02 83.43 08:00:01 6 15.49 0.00 0.63 0.03 0.01 83.84 08:00:01 7 15.57 0.00 0.82 0.47 0.02 83.12 Average: all 4.99 0.00 0.26 0.09 0.01 94.66 Average: 0 4.88 0.00 0.23 0.04 0.00 94.85 Average: 1 4.26 0.00 0.21 0.03 0.01 95.49 Average: 2 4.76 0.00 0.26 0.04 0.01 94.93 Average: 3 5.48 0.00 0.32 0.24 0.01 93.96 Average: 4 5.50 0.00 0.28 0.08 0.01 94.14 Average: 5 5.18 0.00 0.27 0.02 0.01 94.53 Average: 6 4.95 0.00 0.24 0.09 0.01 94.71 Average: 7 4.89 0.00 0.28 0.18 0.01 94.64