---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15764 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: 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 919 24766 4 6405 30704 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:e7:a1:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84072sec preferred_lft 84072sec inet6 fe80::f816:3eff:fee7:a178/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:d6:6b:ca:75:c6 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-15764) 05/16/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 55.10 4.74 47.42 2.95 471.86 6742.11 7359.25 13:20:11 32.02 0.13 27.90 3.98 5.31 2566.02 14888.66 13:30:04 35.66 0.01 31.23 4.42 0.09 3278.32 17970.96 Average: 40.91 1.63 35.50 3.78 159.20 4192.91 13390.32 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26183504 29567428 2744780 8.35 146664 3489216 3044732 8.98 703560 5557112 22400 13:20:11 25163924 29047500 3259372 9.92 187768 3898372 3254548 9.60 841140 6371084 34704 13:30:04 24526004 28989216 3312916 10.08 217816 4400768 3278264 9.67 983672 6833552 13240 Average: 25291144 29201381 3105689 9.45 184083 3929452 3192515 9.41 842791 6253916 23448 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 866.28 866.28 825.16 825.16 0.00 0.00 0.00 0.00 13:10:01 ens3 156.90 115.98 1172.98 24.91 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 1726.81 1726.81 1644.44 1644.44 0.00 0.00 0.00 0.00 13:20:11 ens3 47.90 33.49 18.38 13.38 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 13:30:04 lo 1726.95 1726.95 1644.53 1644.53 0.00 0.00 0.00 0.00 13:30:04 ens3 61.23 41.26 20.96 16.36 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1439.85 1439.85 1371.22 1371.22 0.00 0.00 0.00 0.00 Average: ens3 88.63 63.56 404.31 18.20 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-15764) 05/16/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 28.28 0.00 1.34 0.23 0.06 70.09 13:10:01 0 28.89 0.00 1.54 0.75 0.06 68.76 13:10:01 1 31.14 0.00 1.29 0.45 0.06 67.06 13:10:01 2 28.75 0.00 1.36 0.03 0.06 69.80 13:10:01 3 26.51 0.00 1.29 0.05 0.06 72.09 13:10:01 4 28.21 0.00 1.22 0.05 0.05 70.47 13:10:01 5 30.06 0.00 1.48 0.17 0.06 68.23 13:10:01 6 27.20 0.00 1.34 0.13 0.06 71.26 13:10:01 7 25.51 0.00 1.21 0.18 0.05 73.05 13:20:11 all 34.93 0.00 1.59 0.08 0.06 63.34 13:20:11 0 34.52 0.00 1.67 0.10 0.06 63.65 13:20:11 1 37.18 0.00 1.82 0.05 0.06 60.90 13:20:11 2 36.56 0.00 1.66 0.02 0.06 61.69 13:20:11 3 36.33 0.00 1.65 0.25 0.06 61.70 13:20:11 4 33.98 0.00 1.38 0.06 0.06 64.52 13:20:11 5 34.66 0.00 1.76 0.05 0.06 63.47 13:20:11 6 35.05 0.00 1.27 0.05 0.06 63.57 13:20:11 7 31.20 0.00 1.48 0.06 0.06 67.19 13:30:04 all 36.90 0.00 1.74 0.06 0.07 61.23 13:30:04 0 36.51 0.00 1.86 0.06 0.07 61.50 13:30:04 1 39.69 0.00 1.78 0.03 0.07 58.43 13:30:04 2 38.32 0.00 1.85 0.06 0.07 59.71 13:30:04 3 39.08 0.00 1.78 0.09 0.07 58.98 13:30:04 4 34.57 0.00 1.99 0.11 0.07 63.26 13:30:04 5 39.38 0.00 1.71 0.06 0.07 58.78 13:30:04 6 33.30 0.00 1.68 0.07 0.07 64.88 13:30:04 7 34.33 0.00 1.27 0.04 0.06 64.30 Average: all 33.36 0.00 1.56 0.12 0.06 64.90 Average: 0 33.30 0.00 1.69 0.30 0.07 64.64 Average: 1 35.99 0.00 1.63 0.17 0.06 62.15 Average: 2 34.53 0.00 1.62 0.04 0.06 63.75 Average: 3 33.95 0.00 1.57 0.13 0.06 64.28 Average: 4 32.25 0.00 1.53 0.07 0.06 66.09 Average: 5 34.67 0.00 1.65 0.09 0.06 63.52 Average: 6 31.86 0.00 1.43 0.08 0.06 66.57 Average: 7 30.33 0.00 1.32 0.09 0.06 68.20