---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5135 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 12G 144G 8% / 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 697 27500 4 3894 30926 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:11:31:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.188/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82366sec preferred_lft 82366sec inet6 fe80::f816:3eff:fe11:3161/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:5f:dd:a5:30:0b 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5135) 11/02/26 _x86_64_ (8 CPU) 17:06:38 LINUX RESTART (8 CPU) 17:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:06 15.91 0.04 1.54 14.33 1.00 19.37 508538.22 17:30:00 1.60 0.37 1.21 0.02 6.29 15.23 245.82 17:40:06 1.16 0.00 1.16 0.00 0.00 14.10 0.00 17:50:06 1.15 0.00 1.15 0.00 0.00 13.96 0.00 18:00:06 1.06 0.00 1.06 0.00 0.00 13.32 0.00 18:10:01 1.30 0.14 1.16 0.00 5.50 28.99 0.00 Average: 3.70 0.09 1.21 2.39 2.12 17.48 84922.66 17:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:06 30101204 31773852 612856 1.86 59860 1952396 1537604 4.53 198016 2279620 16 17:30:00 30060804 31736268 649840 1.98 60728 1953936 1541516 4.55 200224 2315996 8 17:40:06 30055264 31731152 654936 1.99 61112 1953940 1541648 4.55 200608 2324544 160 17:50:06 30049240 31725656 660376 2.01 61512 1954076 1541776 4.55 201004 2331288 168 18:00:06 30045728 31722572 663388 2.02 61872 1954084 1541776 4.55 201364 2338180 172 18:10:01 29992280 31675876 710080 2.16 62244 1960368 1546228 4.56 202492 2392792 200 Average: 30050753 31727563 658579 2.00 61221 1954800 1541758 4.55 200618 2330403 121 17:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 17:20:06 ens3 0.45 0.31 0.21 0.33 0.00 0.00 0.00 0.00 17:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:30:00 ens3 1.16 0.93 0.75 0.75 0.00 0.00 0.00 0.00 17:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:40:06 ens3 0.33 0.22 0.14 0.26 0.00 0.00 0.00 0.00 17:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:50:06 ens3 0.22 0.17 0.09 0.20 0.00 0.00 0.00 0.00 17:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:06 ens3 0.22 0.18 0.09 0.20 0.00 0.00 0.00 0.00 18:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:01 ens3 3.60 2.35 9.57 2.33 0.00 0.00 0.00 0.00 18:10:01 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 0.99 0.69 1.79 0.67 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5135) 11/02/26 _x86_64_ (8 CPU) 17:06:38 LINUX RESTART (8 CPU) 17:10:06 CPU %user %nice %system %iowait %steal %idle 17:20:06 all 0.10 0.00 0.02 0.03 0.00 99.84 17:20:06 0 0.02 0.00 0.00 0.00 0.00 99.97 17:20:06 1 0.01 0.00 0.01 0.00 0.00 99.97 17:20:06 2 0.54 0.00 0.01 0.00 0.00 99.44 17:20:06 3 0.03 0.00 0.01 0.00 0.00 99.96 17:20:06 4 0.11 0.00 0.02 0.00 0.00 99.87 17:20:06 5 0.04 0.00 0.05 0.02 0.01 99.89 17:20:06 6 0.02 0.00 0.01 0.07 0.00 99.90 17:20:06 7 0.04 0.00 0.05 0.18 0.00 99.74 17:30:00 all 0.10 0.00 0.02 0.03 0.01 99.85 17:30:00 0 0.06 0.00 0.00 0.01 0.00 99.93 17:30:00 1 0.03 0.00 0.03 0.01 0.01 99.92 17:30:00 2 0.41 0.00 0.03 0.01 0.01 99.54 17:30:00 3 0.03 0.00 0.02 0.03 0.00 99.92 17:30:00 4 0.01 0.00 0.02 0.00 0.00 99.97 17:30:00 5 0.16 0.00 0.04 0.03 0.01 99.77 17:30:00 6 0.05 0.00 0.02 0.16 0.00 99.77 17:30:00 7 0.02 0.00 0.01 0.02 0.00 99.94 17:40:06 all 0.06 0.00 0.01 0.00 0.00 99.92 17:40:06 0 0.03 0.00 0.03 0.00 0.01 99.93 17:40:06 1 0.02 0.00 0.01 0.00 0.00 99.96 17:40:06 2 0.33 0.00 0.02 0.00 0.01 99.64 17:40:06 3 0.01 0.00 0.01 0.00 0.00 99.98 17:40:06 4 0.02 0.00 0.01 0.00 0.00 99.96 17:40:06 5 0.03 0.00 0.01 0.01 0.01 99.94 17:40:06 6 0.01 0.00 0.00 0.02 0.00 99.97 17:40:06 7 0.02 0.00 0.01 0.00 0.00 99.97 17:50:06 all 0.05 0.00 0.02 0.00 0.01 99.92 17:50:06 0 0.01 0.00 0.01 0.00 0.00 99.98 17:50:06 1 0.01 0.00 0.02 0.00 0.01 99.96 17:50:06 2 0.34 0.00 0.05 0.00 0.02 99.59 17:50:06 3 0.01 0.00 0.01 0.01 0.01 99.97 17:50:06 4 0.00 0.00 0.01 0.00 0.00 99.98 17:50:06 5 0.03 0.00 0.02 0.00 0.01 99.95 17:50:06 6 0.01 0.00 0.00 0.03 0.00 99.96 17:50:06 7 0.01 0.00 0.01 0.00 0.00 99.98 18:00:06 all 0.11 0.00 0.02 0.00 0.01 99.86 18:00:06 0 0.01 0.00 0.01 0.00 0.00 99.97 18:00:06 1 0.03 0.00 0.03 0.00 0.02 99.92 18:00:06 2 0.75 0.00 0.05 0.00 0.01 99.19 18:00:06 3 0.03 0.00 0.03 0.00 0.01 99.93 18:00:06 4 0.00 0.00 0.00 0.00 0.00 99.99 18:00:06 5 0.04 0.00 0.01 0.00 0.01 99.94 18:00:06 6 0.00 0.00 0.00 0.03 0.00 99.97 18:00:06 7 0.01 0.00 0.01 0.00 0.01 99.97 18:10:01 all 0.12 0.00 0.02 0.00 0.01 99.84 18:10:01 0 0.05 0.00 0.04 0.00 0.01 99.90 18:10:01 1 0.03 0.00 0.02 0.01 0.01 99.94 18:10:01 2 0.66 0.00 0.03 0.00 0.01 99.30 18:10:01 3 0.05 0.00 0.03 0.00 0.01 99.92 18:10:01 4 0.03 0.00 0.02 0.00 0.01 99.93 18:10:01 5 0.09 0.00 0.02 0.00 0.01 99.88 18:10:01 6 0.04 0.00 0.00 0.02 0.00 99.93 18:10:01 7 0.03 0.00 0.02 0.00 0.01 99.95 Average: all 0.09 0.00 0.02 0.01 0.01 99.87 Average: 0 0.03 0.00 0.02 0.00 0.00 99.95 Average: 1 0.02 0.00 0.02 0.00 0.01 99.95 Average: 2 0.51 0.00 0.03 0.00 0.01 99.45 Average: 3 0.02 0.00 0.02 0.01 0.00 99.95 Average: 4 0.03 0.00 0.01 0.00 0.00 99.95 Average: 5 0.06 0.00 0.03 0.01 0.01 99.89 Average: 6 0.02 0.00 0.01 0.05 0.00 99.92 Average: 7 0.02 0.00 0.02 0.03 0.00 99.93