---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6072 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 nrip_save 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 141G 10% / 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 764 24352 4 6975 30859 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:40:9a:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.55/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82932sec preferred_lft 82932sec inet6 fe80::f816:3eff:fe40:9a30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:3f:f9:9e:4b:3e 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::803f:f9ff:fe9e:4b3e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6072) 07/06/26 _x86_64_ (8 CPU) 21:13:02 LINUX RESTART (8 CPU) 21:20:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:34 1.54 0.19 1.32 0.03 1.56 18.13 478.35 21:40:01 1.39 0.16 1.22 0.00 5.46 14.52 0.00 21:50:08 1.23 0.00 1.23 0.00 0.42 14.51 0.00 22:00:34 1.20 0.00 1.20 0.00 0.00 14.26 0.00 22:10:01 164.89 4.05 142.38 18.46 264.72 20510.71 571055.78 Average: 32.63 0.85 28.25 3.54 52.09 3936.53 109351.20 21:20:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:34 29770288 31762384 617108 1.88 66764 2259948 1535680 4.53 265180 2525264 12 21:40:01 29737124 31731720 647320 1.97 67136 2261632 1539224 4.54 266904 2558764 4 21:50:08 29733644 31728772 650380 1.98 67520 2261772 1539532 4.54 267296 2566500 44 22:00:34 29734004 31729648 649224 1.98 67892 2261908 1539596 4.54 267664 2573616 16 22:10:01 24246720 30895168 1400536 4.26 160236 6636048 2596892 7.66 1976040 6058304 2856 Average: 28644356 31569538 792914 2.41 85910 3136262 1750185 5.16 608617 3256490 586 21:20:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:34 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:34 ens3 0.28 0.21 0.10 0.24 0.00 0.00 0.00 0.00 21:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:40:01 ens3 1.35 0.99 0.84 0.80 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 21:50:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:08 ens3 0.29 0.19 0.10 0.23 0.00 0.00 0.00 0.00 21:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:34 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:34 ens3 0.24 0.17 0.09 0.19 0.00 0.00 0.00 0.00 22:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 22:10:01 ens3 117.63 88.78 1469.01 373.88 0.00 0.00 0.00 0.00 22:10:01 docker0 0.38 0.67 0.02 13.80 0.00 0.00 0.00 0.00 22:10:01 br-628549eec57b 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 veth34bd545 0.01 0.02 0.00 0.00 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 22.93 17.29 281.27 71.82 0.00 0.00 0.00 0.00 Average: docker0 0.07 0.13 0.00 2.64 0.00 0.00 0.00 0.00 Average: br-628549eec57b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth34bd545 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6072) 07/06/26 _x86_64_ (8 CPU) 21:13:02 LINUX RESTART (8 CPU) 21:20:34 CPU %user %nice %system %iowait %steal %idle 21:30:34 all 0.10 0.00 0.01 0.01 0.01 99.87 21:30:34 0 0.02 0.00 0.01 0.00 0.01 99.97 21:30:34 1 0.01 0.00 0.01 0.00 0.01 99.97 21:30:34 2 0.01 0.00 0.01 0.01 0.01 99.96 21:30:34 3 0.01 0.00 0.01 0.04 0.01 99.94 21:30:34 4 0.73 0.00 0.03 0.00 0.03 99.20 21:30:34 5 0.02 0.00 0.01 0.00 0.01 99.96 21:30:34 6 0.01 0.00 0.01 0.00 0.01 99.97 21:30:34 7 0.01 0.00 0.01 0.00 0.00 99.98 21:40:01 all 0.08 0.00 0.01 0.01 0.01 99.89 21:40:01 0 0.35 0.00 0.01 0.01 0.01 99.62 21:40:01 1 0.04 0.00 0.02 0.00 0.01 99.93 21:40:01 2 0.01 0.00 0.02 0.01 0.02 99.95 21:40:01 3 0.02 0.00 0.01 0.03 0.01 99.93 21:40:01 4 0.04 0.00 0.02 0.01 0.02 99.91 21:40:01 5 0.10 0.00 0.00 0.00 0.01 99.89 21:40:01 6 0.03 0.00 0.02 0.00 0.00 99.95 21:40:01 7 0.04 0.00 0.01 0.00 0.00 99.94 21:50:08 all 0.09 0.00 0.01 0.00 0.01 99.89 21:50:08 0 0.17 0.00 0.01 0.03 0.01 99.79 21:50:08 1 0.12 0.00 0.02 0.00 0.02 99.85 21:50:08 2 0.01 0.00 0.01 0.00 0.01 99.96 21:50:08 3 0.01 0.00 0.01 0.00 0.01 99.96 21:50:08 4 0.01 0.00 0.00 0.00 0.00 99.99 21:50:08 5 0.02 0.00 0.01 0.00 0.01 99.96 21:50:08 6 0.35 0.00 0.02 0.00 0.01 99.62 21:50:08 7 0.01 0.00 0.01 0.00 0.01 99.97 22:00:34 all 0.11 0.00 0.01 0.00 0.01 99.87 22:00:34 0 0.00 0.00 0.00 0.03 0.00 99.96 22:00:34 1 0.78 0.00 0.03 0.00 0.03 99.17 22:00:34 2 0.02 0.00 0.02 0.00 0.02 99.94 22:00:34 3 0.01 0.00 0.01 0.00 0.00 99.98 22:00:34 4 0.01 0.00 0.01 0.00 0.00 99.98 22:00:34 5 0.03 0.00 0.01 0.00 0.01 99.95 22:00:34 6 0.00 0.00 0.01 0.00 0.00 99.98 22:00:34 7 0.01 0.00 0.00 0.00 0.00 99.98 22:10:01 all 5.19 0.00 1.50 0.41 0.03 92.87 22:10:01 0 6.96 0.00 1.73 0.64 0.03 90.63 22:10:01 1 5.60 0.00 1.48 0.19 0.03 92.71 22:10:01 2 5.08 0.00 1.37 0.72 0.04 92.79 22:10:01 3 5.20 0.00 1.26 0.31 0.02 93.20 22:10:01 4 7.12 0.00 2.03 0.35 0.04 90.45 22:10:01 5 4.72 0.00 1.51 0.21 0.03 93.53 22:10:01 6 4.24 0.00 1.38 0.54 0.02 93.82 22:10:01 7 2.60 0.00 1.27 0.29 0.02 95.82 Average: all 1.07 0.00 0.30 0.08 0.01 98.54 Average: 0 1.43 0.00 0.34 0.14 0.01 98.08 Average: 1 1.27 0.00 0.30 0.04 0.02 98.38 Average: 2 0.98 0.00 0.27 0.14 0.02 98.58 Average: 3 1.00 0.00 0.25 0.07 0.01 98.67 Average: 4 1.52 0.00 0.40 0.07 0.02 97.99 Average: 5 0.93 0.00 0.29 0.04 0.01 98.72 Average: 6 0.89 0.00 0.28 0.10 0.01 98.72 Average: 7 0.51 0.00 0.25 0.06 0.01 99.18