---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-5163 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 613 11671 4 3703 15032 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:ca:e2:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.248/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82980sec preferred_lft 82980sec inet6 fe80::f816:3eff:feca:e2b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:da:99:bb:b8:e2 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-5163) 10/26/26 _x86_64_ (4 CPU) 07:56:10 LINUX RESTART (4 CPU) 08:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 1.39 0.03 1.34 0.01 0.83 17.30 225.00 08:20:12 1.58 0.19 1.37 0.01 1.54 16.41 7.91 08:30:06 1.19 0.00 1.19 0.00 0.00 13.71 0.00 08:40:01 1.43 0.17 1.26 0.00 4.71 14.38 0.00 08:50:02 1.54 0.24 1.30 0.00 10.96 33.31 0.00 Average: 1.43 0.13 1.29 0.00 3.62 19.05 45.93 08:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 13727360 15505268 513792 3.14 53940 1952616 1174160 6.74 174364 2232180 8 08:20:12 13714284 15493216 525764 3.21 54880 1952628 1174672 6.74 175316 2237276 20 08:30:06 13713532 15493060 525988 3.21 55336 1952764 1174804 6.74 175772 2237720 204 08:40:01 13701988 15483728 534652 3.27 55716 1954176 1178008 6.76 177432 2246568 216 08:50:02 13668888 15460352 557896 3.41 56232 1963192 1188880 6.82 180516 2284860 284 Average: 13705210 15487125 531618 3.25 55221 1955075 1178105 6.76 176680 2247721 146 08:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:10:01 ens3 0.63 0.37 0.25 0.49 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:20:12 ens3 0.52 0.32 0.21 0.42 0.00 0.00 0.00 0.00 08:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:30:06 ens3 0.25 0.19 0.10 0.24 0.00 0.00 0.00 0.00 08:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 1.17 0.89 0.78 0.75 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:02 ens3 8.28 6.26 12.75 3.40 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 2.18 1.61 2.83 1.07 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-5163) 10/26/26 _x86_64_ (4 CPU) 07:56:10 LINUX RESTART (4 CPU) 08:00:12 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 0.15 0.00 0.03 0.01 0.00 99.81 08:10:01 0 0.02 0.00 0.01 0.00 0.00 99.96 08:10:01 1 0.05 0.00 0.03 0.03 0.00 99.88 08:10:01 2 0.48 0.00 0.04 0.02 0.00 99.46 08:10:01 3 0.04 0.00 0.03 0.00 0.00 99.92 08:20:12 all 0.30 0.00 0.03 0.02 0.00 99.66 08:20:12 0 0.47 0.00 0.03 0.00 0.00 99.50 08:20:12 1 0.57 0.00 0.02 0.04 0.00 99.36 08:20:12 2 0.13 0.00 0.05 0.01 0.00 99.82 08:20:12 3 0.02 0.00 0.01 0.02 0.00 99.95 08:30:06 all 0.02 0.00 0.02 0.01 0.00 99.95 08:30:06 0 0.01 0.00 0.01 0.00 0.00 99.98 08:30:06 1 0.02 0.00 0.03 0.02 0.00 99.92 08:30:06 2 0.03 0.00 0.02 0.01 0.00 99.95 08:30:06 3 0.02 0.00 0.02 0.02 0.00 99.94 08:40:01 all 0.08 0.00 0.03 0.01 0.00 99.88 08:40:01 0 0.04 0.00 0.02 0.03 0.00 99.91 08:40:01 1 0.10 0.00 0.04 0.01 0.00 99.86 08:40:01 2 0.07 0.00 0.02 0.01 0.00 99.90 08:40:01 3 0.09 0.00 0.03 0.01 0.00 99.86 08:50:02 all 0.27 0.00 0.03 0.01 0.00 99.68 08:50:02 0 0.26 0.00 0.02 0.03 0.00 99.69 08:50:02 1 0.12 0.00 0.04 0.01 0.00 99.82 08:50:02 2 0.58 0.00 0.04 0.00 0.00 99.38 08:50:02 3 0.12 0.00 0.03 0.00 0.00 99.84 Average: all 0.16 0.00 0.03 0.01 0.00 99.79 Average: 0 0.16 0.00 0.02 0.01 0.00 99.81 Average: 1 0.18 0.00 0.03 0.02 0.00 99.77 Average: 2 0.26 0.00 0.03 0.01 0.00 99.70 Average: 3 0.06 0.00 0.03 0.01 0.00 99.90