---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16228 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 14G 142G 9% / 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 758 24680 4 6653 30864 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:db:ac:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.170/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82921sec preferred_lft 82921sec inet6 fe80::f816:3eff:fedb:acfb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:e5:f5:fd:b1:a1 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::28e5:f5ff:fefd:b1a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16228) 08/28/26 _x86_64_ (8 CPU) 21:12:34 LINUX RESTART (8 CPU) 21:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:05 2.30 0.69 1.56 0.05 17.49 27.78 431.05 21:40:01 1.28 0.00 1.28 0.00 0.00 14.87 0.00 21:50:01 1.24 0.00 1.24 0.00 0.00 14.30 0.00 22:00:05 1.47 0.15 1.32 0.00 4.86 15.49 0.00 22:10:02 125.02 3.85 104.07 17.10 249.36 19459.02 564799.09 Average: 26.12 0.93 21.77 3.41 54.08 3883.35 112379.57 21:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:05 30101588 31780288 599208 1.82 62548 1948996 1551172 4.57 184852 2289828 168 21:40:01 30094788 31774056 605512 1.84 62964 1949136 1551756 4.58 185264 2296780 8 21:50:01 30087228 31766844 612924 1.87 63316 1949148 1552012 4.58 185592 2303996 4 22:00:05 30050272 31732212 646908 1.97 63744 1950624 1555220 4.59 187372 2339016 184 22:10:02 25339200 31660580 637076 1.94 157376 6307840 1303956 3.85 1903940 5064196 11472 Average: 29134615 31742796 620326 1.89 81990 2821149 1502823 4.43 529404 2858763 2367 21:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:05 ens3 0.44 0.27 0.17 0.31 0.00 0.00 0.00 0.00 21:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:01 ens3 0.26 0.19 0.09 0.20 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 0.24 0.17 0.09 0.20 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:05 ens3 1.17 0.91 0.73 0.72 0.00 0.00 0.00 0.00 22:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:02 lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 22:10:02 ens3 104.44 82.10 1385.96 356.73 0.00 0.00 0.00 0.00 22:10:02 docker0 0.69 1.72 0.04 13.16 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 21.19 16.64 275.77 71.21 0.00 0.00 0.00 0.00 Average: docker0 0.14 0.34 0.01 2.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16228) 08/28/26 _x86_64_ (8 CPU) 21:12:34 LINUX RESTART (8 CPU) 21:20:01 CPU %user %nice %system %iowait %steal %idle 21:30:05 all 0.04 0.00 0.01 0.01 0.00 99.93 21:30:05 0 0.02 0.00 0.03 0.01 0.00 99.93 21:30:05 1 0.01 0.00 0.01 0.01 0.00 99.97 21:30:05 2 0.01 0.00 0.01 0.00 0.00 99.98 21:30:05 3 0.24 0.00 0.01 0.00 0.00 99.75 21:30:05 4 0.02 0.00 0.01 0.01 0.00 99.96 21:30:05 5 0.00 0.02 0.02 0.02 0.00 99.94 21:30:05 6 0.02 0.00 0.01 0.04 0.00 99.93 21:30:05 7 0.01 0.00 0.02 0.00 0.00 99.97 21:40:01 all 0.03 0.00 0.01 0.01 0.00 99.95 21:40:01 0 0.02 0.00 0.01 0.00 0.00 99.97 21:40:01 1 0.01 0.00 0.01 0.00 0.00 99.98 21:40:01 2 0.01 0.00 0.03 0.00 0.00 99.96 21:40:01 3 0.14 0.00 0.01 0.00 0.00 99.85 21:40:01 4 0.01 0.00 0.01 0.00 0.00 99.98 21:40:01 5 0.01 0.00 0.01 0.00 0.00 99.98 21:40:01 6 0.02 0.00 0.01 0.03 0.00 99.94 21:40:01 7 0.01 0.00 0.01 0.01 0.00 99.97 21:50:01 all 0.12 0.00 0.01 0.00 0.00 99.86 21:50:01 0 0.01 0.00 0.01 0.00 0.00 99.97 21:50:01 1 0.00 0.00 0.00 0.00 0.00 99.99 21:50:01 2 0.02 0.00 0.01 0.00 0.00 99.98 21:50:01 3 0.87 0.00 0.01 0.00 0.00 99.12 21:50:01 4 0.01 0.00 0.01 0.01 0.00 99.97 21:50:01 5 0.01 0.00 0.02 0.00 0.00 99.97 21:50:01 6 0.01 0.00 0.02 0.01 0.00 99.96 21:50:01 7 0.02 0.00 0.03 0.02 0.00 99.93 22:00:05 all 0.12 0.00 0.02 0.01 0.00 99.86 22:00:05 0 0.07 0.00 0.02 0.00 0.00 99.90 22:00:05 1 0.04 0.00 0.01 0.00 0.00 99.94 22:00:05 2 0.07 0.00 0.01 0.00 0.00 99.92 22:00:05 3 0.65 0.00 0.02 0.00 0.00 99.33 22:00:05 4 0.02 0.00 0.01 0.04 0.00 99.93 22:00:05 5 0.03 0.00 0.01 0.00 0.00 99.96 22:00:05 6 0.07 0.00 0.01 0.01 0.00 99.91 22:00:05 7 0.01 0.00 0.03 0.00 0.00 99.95 22:10:02 all 4.76 0.00 1.62 0.48 0.00 93.14 22:10:02 0 3.48 0.00 1.78 0.78 0.01 93.95 22:10:02 1 4.55 0.00 1.55 0.19 0.00 93.70 22:10:02 2 8.19 0.00 1.92 0.36 0.01 89.53 22:10:02 3 3.84 0.00 1.67 0.67 0.01 93.81 22:10:02 4 4.47 0.00 1.44 0.55 0.00 93.54 22:10:02 5 6.77 0.00 1.75 0.69 0.01 90.79 22:10:02 6 3.29 0.00 1.50 0.31 0.00 94.90 22:10:02 7 3.46 0.00 1.36 0.26 0.00 94.92 Average: all 1.01 0.00 0.33 0.10 0.00 98.56 Average: 0 0.72 0.00 0.37 0.16 0.00 98.75 Average: 1 0.92 0.00 0.31 0.04 0.00 98.73 Average: 2 1.65 0.00 0.39 0.07 0.00 97.89 Average: 3 1.14 0.00 0.34 0.13 0.00 98.38 Average: 4 0.90 0.00 0.29 0.12 0.00 98.69 Average: 5 1.35 0.00 0.36 0.14 0.00 98.14 Average: 6 0.67 0.00 0.31 0.08 0.00 98.94 Average: 7 0.70 0.00 0.28 0.06 0.00 98.96