---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36865 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 759 25123 4 6209 30865 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:99:e2:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81826sec preferred_lft 81826sec inet6 fe80::f816:3eff:fe99:e25d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:cd:d0:aa:2d:f8 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36865) 07/18/26 _x86_64_ (8 CPU) 07:11:51 LINUX RESTART (8 CPU) 07:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:00 15.30 0.01 1.27 14.03 0.87 16.49 521539.15 07:40:01 1.17 0.00 1.17 0.00 0.00 14.65 0.00 07:50:01 1.21 0.00 1.21 0.00 0.32 14.82 0.00 08:00:10 1.29 0.00 1.29 0.00 0.00 16.29 0.08 08:10:10 1.23 0.00 1.23 0.00 0.00 14.45 0.00 08:20:07 34.23 3.62 30.13 0.48 124.32 3027.13 1649.83 Average: 9.02 0.60 6.03 2.39 20.83 515.26 85973.41 07:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:00 30245760 31904528 482200 1.47 60404 1936132 1494832 4.41 210312 2134636 108 07:40:01 30244248 31903600 483140 1.47 60972 1936148 1494832 4.41 210892 2135532 80 07:50:01 30241244 31901432 485064 1.48 61556 1936384 1494832 4.41 211468 2136444 12 08:00:10 30223368 31884232 501952 1.53 62196 1936400 1495008 4.41 212064 2152304 148 08:10:10 30220344 31881944 504544 1.54 62756 1936532 1495024 4.41 212676 2155404 236 08:20:07 26718392 29408540 2939568 8.95 94064 2903320 3205148 9.45 554180 5256032 256244 Average: 29648893 31480713 899411 2.74 66991 2097486 1779946 5.25 268599 2661725 42805 07:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:00 ens3 0.36 0.16 0.21 0.05 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:01 ens3 0.26 0.11 0.07 0.04 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:01 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:10 ens3 0.32 0.15 0.11 0.08 0.00 0.00 0.00 0.00 08:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:10 ens3 0.54 0.22 0.19 0.11 0.00 0.00 0.00 0.00 08:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:07 lo 155.49 155.49 184.83 184.83 0.00 0.00 0.00 0.00 08:20:07 ens3 205.41 139.05 1102.76 40.02 0.00 0.00 0.00 0.00 08:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 25.89 25.89 30.69 30.69 0.00 0.00 0.00 0.00 Average: ens3 34.37 23.20 183.15 6.69 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36865) 07/18/26 _x86_64_ (8 CPU) 07:11:51 LINUX RESTART (8 CPU) 07:20:09 CPU %user %nice %system %iowait %steal %idle 07:30:00 all 0.05 0.00 0.02 0.02 0.01 99.90 07:30:00 0 0.01 0.00 0.01 0.00 0.01 99.97 07:30:00 1 0.02 0.00 0.02 0.00 0.02 99.95 07:30:00 2 0.02 0.00 0.02 0.05 0.01 99.91 07:30:00 3 0.02 0.00 0.04 0.13 0.01 99.81 07:30:00 4 0.01 0.00 0.01 0.00 0.00 99.98 07:30:00 5 0.03 0.00 0.02 0.00 0.01 99.94 07:30:00 6 0.32 0.00 0.01 0.00 0.02 99.65 07:30:00 7 0.02 0.00 0.01 0.00 0.01 99.97 07:40:01 all 0.04 0.00 0.01 0.00 0.01 99.94 07:40:01 0 0.02 0.00 0.02 0.00 0.01 99.95 07:40:01 1 0.04 0.00 0.02 0.00 0.01 99.93 07:40:01 2 0.01 0.00 0.01 0.01 0.00 99.96 07:40:01 3 0.01 0.00 0.01 0.00 0.00 99.97 07:40:01 4 0.00 0.00 0.00 0.00 0.00 99.99 07:40:01 5 0.02 0.00 0.02 0.00 0.00 99.96 07:40:01 6 0.18 0.00 0.01 0.02 0.01 99.77 07:40:01 7 0.01 0.00 0.01 0.00 0.00 99.98 07:50:01 all 0.13 0.00 0.01 0.00 0.01 99.84 07:50:01 0 0.96 0.00 0.03 0.03 0.01 98.97 07:50:01 1 0.02 0.00 0.02 0.00 0.02 99.94 07:50:01 2 0.01 0.00 0.01 0.00 0.00 99.98 07:50:01 3 0.01 0.00 0.01 0.00 0.01 99.96 07:50:01 4 0.00 0.00 0.00 0.00 0.00 99.99 07:50:01 5 0.01 0.00 0.02 0.00 0.00 99.97 07:50:01 6 0.01 0.00 0.01 0.01 0.01 99.95 07:50:01 7 0.01 0.00 0.00 0.00 0.00 99.99 08:00:10 all 0.18 0.00 0.02 0.01 0.01 99.79 08:00:10 0 1.27 0.00 0.03 0.03 0.00 98.67 08:00:10 1 0.03 0.00 0.03 0.00 0.02 99.92 08:00:10 2 0.08 0.00 0.02 0.01 0.01 99.89 08:00:10 3 0.01 0.00 0.02 0.00 0.01 99.96 08:00:10 4 0.01 0.00 0.00 0.00 0.00 99.99 08:00:10 5 0.01 0.00 0.02 0.00 0.00 99.97 08:00:10 6 0.01 0.00 0.01 0.00 0.01 99.97 08:00:10 7 0.00 0.00 0.00 0.00 0.00 100.00 08:10:10 all 0.05 0.00 0.01 0.01 0.01 99.93 08:10:10 0 0.27 0.00 0.01 0.07 0.01 99.65 08:10:10 1 0.01 0.00 0.01 0.00 0.01 99.97 08:10:10 2 0.03 0.00 0.02 0.01 0.02 99.93 08:10:10 3 0.02 0.00 0.01 0.00 0.01 99.96 08:10:10 4 0.01 0.00 0.01 0.00 0.00 99.98 08:10:10 5 0.01 0.00 0.02 0.00 0.00 99.97 08:10:10 6 0.01 0.00 0.02 0.00 0.01 99.96 08:10:10 7 0.00 0.00 0.01 0.00 0.00 99.98 08:20:07 all 8.07 0.00 0.52 0.08 0.03 91.30 08:20:07 0 5.91 0.00 0.59 0.43 0.02 93.05 08:20:07 1 7.32 0.00 0.45 0.03 0.03 92.17 08:20:07 2 9.60 0.00 0.55 0.06 0.03 89.76 08:20:07 3 7.73 0.00 0.49 0.07 0.03 91.69 08:20:07 4 8.74 0.00 0.54 0.01 0.02 90.68 08:20:07 5 7.89 0.00 0.54 0.03 0.03 91.51 08:20:07 6 7.32 0.00 0.55 0.02 0.03 92.10 08:20:07 7 10.05 0.00 0.44 0.02 0.03 89.46 Average: all 1.41 0.00 0.10 0.02 0.01 98.46 Average: 0 1.40 0.00 0.11 0.09 0.01 98.38 Average: 1 1.23 0.00 0.09 0.01 0.02 98.65 Average: 2 1.61 0.00 0.10 0.02 0.01 98.25 Average: 3 1.29 0.00 0.10 0.03 0.01 98.57 Average: 4 1.45 0.00 0.09 0.00 0.01 98.44 Average: 5 1.32 0.00 0.10 0.01 0.01 98.56 Average: 6 1.30 0.00 0.10 0.01 0.01 98.58 Average: 7 1.67 0.00 0.08 0.00 0.01 98.24