---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-24051 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 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 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 927 25040 4 6123 30696 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:1d:6e:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82237sec preferred_lft 82237sec inet6 fe80::f816:3eff:fe1d:6eee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:f6:6b:d1:56:6a 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-24051) 02/28/26 _x86_64_ (8 CPU) 07:11:12 LINUX RESTART (8 CPU) 07:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:20 1.36 0.01 1.35 0.01 0.04 16.69 0.40 07:40:01 15.49 0.00 1.17 14.32 0.15 13.74 530472.09 07:50:03 1.16 0.00 1.16 0.00 0.00 13.75 0.00 08:00:03 1.18 0.00 1.18 0.00 0.00 14.06 0.00 08:10:01 1.15 0.00 1.15 0.00 0.00 13.82 0.00 08:20:03 59.55 5.72 52.25 1.58 247.09 13064.59 2478.39 Average: 13.33 0.96 9.78 2.59 41.57 2208.41 86443.08 07:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:20 30110412 31864144 519672 1.58 61452 2029092 1510284 4.45 262308 2184252 4 07:40:01 30099140 31863340 520240 1.58 62052 2038932 1510348 4.45 272804 2189368 148 07:50:03 30099144 31863760 519564 1.58 62452 2038944 1510348 4.45 273208 2189780 188 08:00:03 30098648 31863672 519700 1.58 62844 2038952 1510412 4.45 273596 2196744 180 08:10:01 30096128 31861628 521844 1.59 63244 2039024 1510476 4.45 273996 2199072 156 08:20:03 25723116 31437632 866640 2.64 156804 5753960 1435012 4.23 1415220 5204528 185196 Average: 29371098 31792363 577943 1.76 78141 2656484 1497813 4.42 461855 2693957 30979 07:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:20 ens3 0.87 0.11 1.01 0.05 0.00 0.00 0.00 0.00 07:30:20 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 0.39 0.10 0.08 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 07:50:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:03 ens3 0.26 0.09 0.05 0.02 0.00 0.00 0.00 0.00 07:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:03 ens3 2.03 0.41 0.53 0.29 0.00 0.00 0.00 0.00 08:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:01 ens3 0.51 0.17 0.13 0.08 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 08:20:03 lo 169.46 169.46 204.42 204.42 0.00 0.00 0.00 0.00 08:20:03 ens3 682.04 400.06 1808.02 1156.01 0.00 0.00 0.00 0.00 08:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 28.57 28.57 34.37 34.37 0.00 0.00 0.00 0.00 Average: ens3 115.34 67.41 304.27 194.43 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-24051) 02/28/26 _x86_64_ (8 CPU) 07:11:12 LINUX RESTART (8 CPU) 07:20:20 CPU %user %nice %system %iowait %steal %idle 07:30:20 all 0.07 0.00 0.02 0.01 0.02 99.89 07:30:20 0 0.43 0.00 0.00 0.00 0.01 99.55 07:30:20 1 0.02 0.00 0.02 0.03 0.02 99.92 07:30:20 2 0.02 0.00 0.03 0.00 0.04 99.92 07:30:20 3 0.04 0.00 0.03 0.00 0.03 99.90 07:30:20 4 0.02 0.00 0.03 0.00 0.05 99.90 07:30:20 5 0.01 0.00 0.02 0.00 0.02 99.94 07:30:20 6 0.00 0.00 0.00 0.00 0.00 99.99 07:30:20 7 0.00 0.00 0.01 0.00 0.00 99.98 07:40:01 all 0.10 0.00 0.02 0.02 0.01 99.85 07:40:01 0 0.65 0.00 0.01 0.01 0.01 99.32 07:40:01 1 0.01 0.00 0.02 0.02 0.01 99.94 07:40:01 2 0.07 0.00 0.01 0.00 0.01 99.91 07:40:01 3 0.06 0.00 0.03 0.00 0.03 99.88 07:40:01 4 0.00 0.00 0.01 0.00 0.00 99.99 07:40:01 5 0.01 0.00 0.02 0.00 0.02 99.95 07:40:01 6 0.01 0.00 0.03 0.14 0.01 99.81 07:40:01 7 0.00 0.00 0.00 0.00 0.00 99.99 07:50:03 all 0.03 0.00 0.01 0.00 0.01 99.94 07:50:03 0 0.00 0.00 0.01 0.01 0.01 99.96 07:50:03 1 0.01 0.00 0.01 0.00 0.01 99.97 07:50:03 2 0.18 0.00 0.01 0.00 0.01 99.81 07:50:03 3 0.01 0.00 0.02 0.01 0.01 99.95 07:50:03 4 0.01 0.00 0.01 0.00 0.00 99.98 07:50:03 5 0.01 0.00 0.02 0.00 0.02 99.95 07:50:03 6 0.01 0.00 0.01 0.00 0.01 99.96 07:50:03 7 0.01 0.00 0.01 0.00 0.01 99.96 08:00:03 all 0.11 0.00 0.02 0.01 0.01 99.86 08:00:03 0 0.01 0.00 0.01 0.00 0.01 99.97 08:00:03 1 0.01 0.00 0.02 0.00 0.02 99.95 08:00:03 2 0.74 0.00 0.02 0.00 0.01 99.22 08:00:03 3 0.02 0.00 0.01 0.03 0.01 99.93 08:00:03 4 0.02 0.00 0.02 0.00 0.00 99.96 08:00:03 5 0.02 0.00 0.03 0.01 0.02 99.93 08:00:03 6 0.02 0.00 0.01 0.00 0.02 99.95 08:00:03 7 0.01 0.00 0.01 0.00 0.00 99.98 08:10:01 all 0.01 0.00 0.01 0.01 0.01 99.95 08:10:01 0 0.01 0.00 0.01 0.02 0.01 99.95 08:10:01 1 0.01 0.00 0.01 0.00 0.01 99.96 08:10:01 2 0.04 0.00 0.02 0.00 0.02 99.92 08:10:01 3 0.01 0.00 0.01 0.01 0.01 99.95 08:10:01 4 0.02 0.00 0.01 0.00 0.01 99.97 08:10:01 5 0.01 0.00 0.01 0.02 0.02 99.95 08:10:01 6 0.01 0.00 0.01 0.01 0.02 99.95 08:10:01 7 0.01 0.00 0.00 0.00 0.00 99.98 08:20:03 all 13.25 0.00 1.19 0.33 0.05 85.17 08:20:03 0 9.37 0.00 0.90 0.88 0.06 88.79 08:20:03 1 16.63 0.00 1.61 0.21 0.06 81.50 08:20:03 2 13.42 0.00 1.29 0.42 0.05 84.81 08:20:03 3 17.50 0.00 1.19 0.23 0.04 81.02 08:20:03 4 13.18 0.00 1.38 0.11 0.06 85.28 08:20:03 5 10.87 0.00 1.07 0.08 0.05 87.94 08:20:03 6 14.56 0.00 1.07 0.14 0.05 84.17 08:20:03 7 10.47 0.00 1.03 0.58 0.05 87.87 Average: all 2.28 0.00 0.21 0.06 0.02 97.43 Average: 0 1.75 0.00 0.16 0.15 0.02 97.92 Average: 1 2.79 0.00 0.28 0.05 0.02 96.86 Average: 2 2.43 0.00 0.23 0.07 0.02 97.24 Average: 3 2.96 0.00 0.22 0.05 0.02 96.75 Average: 4 2.22 0.00 0.24 0.02 0.02 97.50 Average: 5 1.84 0.00 0.20 0.02 0.02 97.93 Average: 6 2.45 0.00 0.19 0.05 0.02 97.29 Average: 7 1.76 0.00 0.18 0.10 0.01 97.95