---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35159 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 886 24843 4 6363 30738 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:fa:dd:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84077sec preferred_lft 84077sec inet6 fe80::f816:3eff:fefa:ddd0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:0e:fe:47:ec:fe 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-35159) 07/12/26 _x86_64_ (8 CPU) 12:59:20 LINUX RESTART (8 CPU) 13:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 35.78 3.52 29.45 2.81 184.50 5908.15 10977.71 13:20:11 30.22 0.15 26.18 3.90 5.43 2465.38 9769.42 13:30:11 34.48 0.01 30.13 4.35 0.13 3225.43 15764.88 Average: 33.47 1.21 28.57 3.69 62.71 3853.27 12161.75 13:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26368160 29712764 2598944 7.91 148296 3443980 2804384 8.27 642948 5431400 24656 13:20:11 25375224 29192612 3114500 9.48 186228 3829788 3134288 9.24 774632 6243092 28484 13:30:11 24855168 29268180 3033688 9.23 217824 4345228 2976232 8.78 917644 6554388 14200 Average: 25532851 29391185 2915711 8.87 184116 3872999 2971635 8.76 778408 6076293 22447 13:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 855.22 855.22 814.64 814.64 0.00 0.00 0.00 0.00 13:10:01 ens3 138.49 104.64 1033.64 23.15 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:11 lo 1647.35 1647.35 1568.19 1568.19 0.00 0.00 0.00 0.00 13:20:11 ens3 49.28 34.98 18.38 13.34 0.00 0.00 0.00 0.00 13:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:11 lo 1684.35 1684.35 1603.74 1603.74 0.00 0.00 0.00 0.00 13:30:11 ens3 50.86 36.84 19.03 14.90 0.00 0.00 0.00 0.00 13:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1398.48 1398.48 1331.56 1331.56 0.00 0.00 0.00 0.00 Average: ens3 79.22 58.56 353.34 17.09 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-35159) 07/12/26 _x86_64_ (8 CPU) 12:59:20 LINUX RESTART (8 CPU) 13:00:06 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 28.39 0.00 1.29 0.17 0.06 70.09 13:10:01 0 26.34 0.00 1.53 0.09 0.07 71.98 13:10:01 1 28.12 0.00 1.44 0.06 0.06 70.32 13:10:01 2 26.58 0.00 1.19 0.06 0.07 72.11 13:10:01 3 31.00 0.00 1.41 0.07 0.06 67.46 13:10:01 4 32.72 0.00 1.08 0.04 0.06 66.08 13:10:01 5 28.27 0.00 1.23 0.67 0.06 69.76 13:10:01 6 29.34 0.00 1.37 0.06 0.06 69.17 13:10:01 7 24.72 0.00 1.06 0.29 0.06 73.87 13:20:11 all 38.08 0.00 1.56 0.15 0.07 60.14 13:20:11 0 39.25 0.00 1.67 0.05 0.08 58.96 13:20:11 1 41.36 0.00 1.66 0.44 0.07 56.46 13:20:11 2 39.90 0.00 1.38 0.13 0.08 58.51 13:20:11 3 38.26 0.00 1.82 0.32 0.08 59.53 13:20:11 4 37.88 0.00 1.21 0.06 0.07 60.78 13:20:11 5 38.59 0.00 1.66 0.05 0.07 59.62 13:20:11 6 33.53 0.00 1.51 0.04 0.07 64.86 13:20:11 7 35.87 0.00 1.57 0.06 0.07 62.43 13:30:11 all 37.81 0.00 1.74 0.06 0.08 60.31 13:30:11 0 38.44 0.00 1.70 0.08 0.08 59.69 13:30:11 1 39.41 0.00 1.86 0.08 0.08 58.58 13:30:11 2 34.60 0.00 1.68 0.06 0.07 63.58 13:30:11 3 39.23 0.00 2.06 0.05 0.07 58.59 13:30:11 4 37.51 0.00 1.63 0.06 0.08 60.72 13:30:11 5 40.24 0.00 1.70 0.07 0.08 57.92 13:30:11 6 38.35 0.00 1.58 0.04 0.07 59.96 13:30:11 7 34.71 0.00 1.72 0.06 0.08 63.44 Average: all 34.79 0.00 1.53 0.13 0.07 63.48 Average: 0 34.72 0.00 1.63 0.07 0.07 63.50 Average: 1 36.35 0.00 1.66 0.19 0.07 61.73 Average: 2 33.74 0.00 1.42 0.09 0.07 64.68 Average: 3 36.18 0.00 1.76 0.15 0.07 61.83 Average: 4 36.06 0.00 1.31 0.06 0.07 62.51 Average: 5 35.74 0.00 1.53 0.26 0.07 62.40 Average: 6 33.75 0.00 1.48 0.05 0.07 64.65 Average: 7 31.80 0.00 1.45 0.14 0.07 66.54