---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19431 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: 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 11G 145G 7% / 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 720 26565 4 4806 30903 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:c9:8c:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83070sec preferred_lft 83070sec inet6 fe80::f816:3eff:fec9:8c94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:2a:e5:bf:f1:ae 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-19431) 02/20/26 _x86_64_ (8 CPU) 20:42:03 LINUX RESTART (8 CPU) 20:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 1.19 0.01 1.18 0.01 0.04 15.45 719.47 21:10:09 1.25 0.00 1.25 0.00 0.00 14.11 0.00 21:20:09 1.23 0.00 1.22 0.00 0.01 14.08 0.00 21:30:01 26.10 2.25 23.27 0.58 124.71 1559.90 1062.64 Average: 7.37 0.56 6.67 0.15 30.84 396.53 440.89 20:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 30047184 31856552 525600 1.60 63432 2082048 1515980 4.47 272680 2230580 280 21:10:09 30047272 31857052 525132 1.60 63832 2082064 1515980 4.47 273076 2232480 212 21:20:09 30048344 31858568 523792 1.59 64252 2082068 1515980 4.47 273496 2233252 40 21:30:01 29011428 31422224 922096 2.81 107312 2606744 1558224 4.60 407536 3085092 208476 Average: 29788557 31748599 624155 1.90 74707 2213231 1526541 4.50 306697 2445351 52252 20:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:00:01 ens3 0.24 0.09 0.04 0.02 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:09 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 21:10:09 ens3 0.25 0.11 0.07 0.04 0.00 0.00 0.00 0.00 21:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:09 ens3 0.23 0.07 0.04 0.02 0.00 0.00 0.00 0.00 21:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 21:30:01 ens3 42.47 30.78 330.62 7.23 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 10.68 7.68 81.76 1.80 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-19431) 02/20/26 _x86_64_ (8 CPU) 20:42:03 LINUX RESTART (8 CPU) 20:50:08 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 0.08 0.00 0.02 0.01 0.01 99.89 21:00:01 0 0.01 0.00 0.01 0.00 0.00 99.98 21:00:01 1 0.02 0.00 0.02 0.00 0.01 99.95 21:00:01 2 0.03 0.00 0.06 0.00 0.04 99.87 21:00:01 3 0.02 0.00 0.02 0.03 0.01 99.92 21:00:01 4 0.00 0.00 0.00 0.00 0.01 99.99 21:00:01 5 0.01 0.00 0.00 0.00 0.01 99.98 21:00:01 6 0.52 0.00 0.02 0.00 0.02 99.45 21:00:01 7 0.01 0.00 0.01 0.00 0.01 99.98 21:10:09 all 0.05 0.00 0.02 0.01 0.01 99.91 21:10:09 0 0.01 0.00 0.00 0.00 0.00 99.99 21:10:09 1 0.03 0.00 0.01 0.00 0.00 99.96 21:10:09 2 0.01 0.00 0.02 0.00 0.02 99.95 21:10:09 3 0.03 0.00 0.04 0.03 0.03 99.87 21:10:09 4 0.01 0.00 0.01 0.00 0.01 99.97 21:10:09 5 0.00 0.00 0.01 0.00 0.01 99.97 21:10:09 6 0.31 0.00 0.03 0.00 0.01 99.65 21:10:09 7 0.01 0.00 0.01 0.00 0.01 99.97 21:20:09 all 0.03 0.00 0.02 0.01 0.01 99.94 21:20:09 0 0.00 0.00 0.00 0.00 0.00 99.99 21:20:09 1 0.02 0.00 0.01 0.00 0.01 99.96 21:20:09 2 0.01 0.00 0.02 0.00 0.02 99.95 21:20:09 3 0.01 0.00 0.02 0.01 0.01 99.95 21:20:09 4 0.02 0.00 0.01 0.00 0.01 99.96 21:20:09 5 0.00 0.00 0.01 0.03 0.00 99.95 21:20:09 6 0.16 0.00 0.03 0.00 0.02 99.80 21:20:09 7 0.02 0.00 0.02 0.00 0.01 99.95 21:30:01 all 1.62 0.00 0.16 0.13 0.02 98.06 21:30:01 0 1.52 0.00 0.12 0.08 0.01 98.27 21:30:01 1 0.53 0.00 0.07 0.18 0.01 99.22 21:30:01 2 0.91 0.00 0.09 0.00 0.03 98.97 21:30:01 3 1.00 0.00 0.15 0.03 0.03 98.80 21:30:01 4 2.53 0.00 0.21 0.11 0.02 97.14 21:30:01 5 2.81 0.00 0.22 0.25 0.02 96.71 21:30:01 6 2.14 0.00 0.31 0.38 0.02 97.15 21:30:01 7 1.56 0.00 0.14 0.04 0.02 98.24 Average: all 0.44 0.00 0.05 0.04 0.01 99.46 Average: 0 0.38 0.00 0.03 0.02 0.00 99.56 Average: 1 0.15 0.00 0.03 0.04 0.01 99.77 Average: 2 0.24 0.00 0.04 0.00 0.03 99.69 Average: 3 0.26 0.00 0.06 0.02 0.02 99.64 Average: 4 0.63 0.00 0.06 0.03 0.01 99.27 Average: 5 0.70 0.00 0.06 0.07 0.01 99.16 Average: 6 0.78 0.00 0.10 0.09 0.02 99.02 Average: 7 0.39 0.00 0.04 0.01 0.01 99.54