---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32126 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 888 24755 4 6448 30735 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:27:6c:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84341sec preferred_lft 84341sec inet6 fe80::f816:3eff:fe27:6cee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:d2:b3:da:bf:20 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-32126) 07/01/26 _x86_64_ (8 CPU) 13:27:05 LINUX RESTART (8 CPU) 13:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:09 32.64 0.88 28.23 3.53 229.20 4181.62 6888.16 13:50:01 32.26 0.01 27.98 4.27 0.11 2460.30 28004.53 14:00:01 29.19 0.01 25.71 3.47 0.35 3236.73 13952.96 Average: 31.37 0.30 27.31 3.75 77.50 3300.13 16192.11 13:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:09 25038440 28902396 3404616 10.36 165660 3913700 3384004 9.98 781996 6580852 170332 13:50:01 25200448 29279416 3025148 9.21 197360 4067212 2958424 8.72 867216 6297120 20432 14:00:01 22940724 29048680 3247408 9.88 227404 5975016 3108200 9.17 1544932 7759744 1348388 Average: 24393204 29076831 3225724 9.82 196808 4651976 3150209 9.29 1064715 6879239 513051 13:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:09 lo 1469.43 1469.43 1398.80 1398.80 0.00 0.00 0.00 0.00 13:40:09 ens3 60.98 43.40 384.46 10.06 0.00 0.00 0.00 0.00 13:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 1970.00 1970.00 1877.37 1877.37 0.00 0.00 0.00 0.00 13:50:01 ens3 17.22 15.06 7.94 5.14 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 1368.74 1368.74 1302.96 1302.96 0.00 0.00 0.00 0.00 14:00:01 ens3 39.21 33.17 171.66 8.92 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1600.55 1600.55 1524.29 1524.29 0.00 0.00 0.00 0.00 Average: ens3 39.33 30.66 189.60 8.06 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-32126) 07/01/26 _x86_64_ (8 CPU) 13:27:05 LINUX RESTART (8 CPU) 13:30:01 CPU %user %nice %system %iowait %steal %idle 13:40:09 all 40.48 0.00 1.72 0.36 0.08 57.36 13:40:09 0 40.24 0.00 1.60 0.25 0.08 57.83 13:40:09 1 40.71 0.00 1.77 0.14 0.09 57.28 13:40:09 2 39.92 0.00 1.94 0.29 0.09 57.76 13:40:09 3 42.47 0.00 1.98 0.13 0.08 55.33 13:40:09 4 39.97 0.00 1.53 1.48 0.08 56.94 13:40:09 5 42.76 0.00 1.56 0.20 0.09 55.40 13:40:09 6 40.00 0.00 1.81 0.29 0.08 57.81 13:40:09 7 37.76 0.00 1.52 0.08 0.08 60.56 13:50:01 all 34.70 0.00 1.67 1.26 0.08 62.30 13:50:01 0 29.73 0.00 1.62 0.34 0.08 68.23 13:50:01 1 36.09 0.00 1.89 1.35 0.08 60.58 13:50:01 2 36.24 0.00 1.77 0.50 0.08 61.41 13:50:01 3 38.44 0.00 1.60 0.68 0.08 59.21 13:50:01 4 33.18 0.00 1.60 0.98 0.07 64.17 13:50:01 5 36.78 0.00 1.61 3.77 0.08 57.76 13:50:01 6 35.96 0.00 1.88 0.43 0.07 61.65 13:50:01 7 31.19 0.00 1.35 2.00 0.07 65.39 14:00:01 all 35.28 0.00 1.67 0.28 0.08 62.68 14:00:01 0 33.56 0.00 1.55 0.23 0.08 64.58 14:00:01 1 39.38 0.00 2.06 0.10 0.08 58.37 14:00:01 2 35.37 0.00 1.81 0.57 0.09 62.16 14:00:01 3 37.49 0.00 1.85 0.14 0.08 60.45 14:00:01 4 31.45 0.00 1.60 0.21 0.08 66.67 14:00:01 5 35.79 0.00 1.49 0.26 0.09 62.38 14:00:01 6 35.48 0.00 1.46 0.20 0.08 62.78 14:00:01 7 33.74 0.00 1.56 0.54 0.08 64.07 Average: all 36.84 0.00 1.68 0.63 0.08 60.76 Average: 0 34.56 0.00 1.59 0.27 0.08 63.50 Average: 1 38.75 0.00 1.91 0.53 0.08 58.73 Average: 2 37.19 0.00 1.84 0.45 0.09 60.43 Average: 3 39.48 0.00 1.81 0.31 0.08 58.31 Average: 4 34.90 0.00 1.57 0.89 0.08 62.56 Average: 5 38.47 0.00 1.55 1.39 0.08 58.51 Average: 6 37.16 0.00 1.72 0.31 0.08 60.73 Average: 7 34.26 0.00 1.48 0.87 0.08 63.32