---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-60889 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 732 26408 4 4951 30891 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:3a:4f:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84523sec preferred_lft 84523sec inet6 fe80::f816:3eff:fe3a:4fc1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:c2:41:8e:ab:16 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-60889) 09/30/26 _x86_64_ (8 CPU) 14:30:43 LINUX RESTART (8 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:04 15.65 0.40 1.48 13.76 16.84 49.41 510947.88 15:00:06 57.93 4.41 51.13 2.39 263.37 10092.88 13936.86 Average: 36.77 2.41 26.28 8.08 139.99 5066.48 262673.40 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:04 29936296 31697812 685460 2.09 62856 2036532 1570680 4.63 210820 2432056 248 15:00:06 25555028 30109440 2197472 6.69 145108 4634908 2399516 7.08 906980 5939884 10160 Average: 27745662 30903626 1441466 4.39 103982 3335720 1985098 5.85 558900 4185970 5204 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:50:04 ens3 7.65 5.60 19.70 1.74 0.00 0.00 0.00 0.00 14:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:06 lo 801.32 801.32 769.63 769.63 0.00 0.00 0.00 0.00 15:00:06 ens3 161.67 121.73 1409.32 20.05 0.00 0.00 0.00 0.00 15:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 400.34 400.34 384.46 384.46 0.00 0.00 0.00 0.00 Average: ens3 84.58 63.61 713.86 10.89 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-60889) 09/30/26 _x86_64_ (8 CPU) 14:30:43 LINUX RESTART (8 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:04 all 0.24 0.00 0.04 0.03 0.00 99.69 14:50:04 0 0.74 0.00 0.05 0.16 0.00 99.05 14:50:04 1 0.06 0.00 0.06 0.00 0.01 99.87 14:50:04 2 0.06 0.00 0.03 0.01 0.00 99.90 14:50:04 3 0.65 0.00 0.05 0.04 0.00 99.26 14:50:04 4 0.09 0.00 0.04 0.01 0.00 99.85 14:50:04 5 0.11 0.00 0.03 0.00 0.01 99.85 14:50:04 6 0.09 0.00 0.02 0.01 0.00 99.88 14:50:04 7 0.12 0.00 0.01 0.00 0.00 99.86 15:00:06 all 24.90 0.00 1.59 0.24 0.04 73.23 15:00:06 0 24.15 0.00 1.46 0.11 0.04 74.24 15:00:06 1 24.25 0.00 1.74 0.08 0.04 73.89 15:00:06 2 22.83 0.00 1.64 0.18 0.04 75.31 15:00:06 3 27.41 0.00 1.56 0.47 0.04 70.52 15:00:06 4 21.49 0.00 1.55 0.31 0.03 76.60 15:00:06 5 28.70 0.00 1.59 0.10 0.03 69.57 15:00:06 6 25.30 0.00 1.78 0.52 0.04 72.36 15:00:06 7 25.08 0.00 1.41 0.15 0.04 73.33 Average: all 12.54 0.00 0.81 0.13 0.02 86.49 Average: 0 12.43 0.00 0.75 0.14 0.02 86.66 Average: 1 12.14 0.00 0.90 0.04 0.02 86.90 Average: 2 11.42 0.00 0.83 0.10 0.02 87.63 Average: 3 13.97 0.00 0.80 0.25 0.02 84.95 Average: 4 10.78 0.00 0.80 0.16 0.02 88.25 Average: 5 14.37 0.00 0.81 0.05 0.02 84.75 Average: 6 12.67 0.00 0.90 0.26 0.02 86.15 Average: 7 12.56 0.00 0.71 0.07 0.02 86.63