---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20134 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: 5599.86 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 934 24806 4 6351 30689 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:e6:bd:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84082sec preferred_lft 84082sec inet6 fe80::f816:3eff:fee6:bd52/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:d6:3c:07:dd:c4 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-20134) 05/25/26 _x86_64_ (8 CPU) 22:06:48 LINUX RESTART (8 CPU) 22:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:19 32.98 1.97 27.70 3.31 124.20 4289.35 5522.74 22:30:10 36.05 0.02 31.21 4.83 0.14 2638.93 9603.21 22:40:01 35.29 0.30 30.43 4.56 11.95 5523.28 14587.00 Average: 34.75 0.78 29.75 4.22 46.59 4152.79 9839.91 22:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:19 25958780 29536548 2772920 8.44 166932 3631636 2764488 8.15 707832 5725820 16048 22:30:10 25401828 29391812 2913952 8.87 199320 3974828 3415552 10.07 821812 6148568 20560 22:40:01 25631168 31641256 656548 2.00 231408 5872584 1256776 3.71 1504844 5111508 736836 Average: 25663925 30189872 2114473 6.43 199220 4493016 2478939 7.31 1011496 5661965 257815 22:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:19 lo 1398.47 1398.47 1331.02 1331.02 0.00 0.00 0.00 0.00 22:20:19 ens3 75.22 55.99 353.02 19.44 0.00 0.00 0.00 0.00 22:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:10 lo 2052.47 2052.47 1956.07 1956.07 0.00 0.00 0.00 0.00 22:30:10 ens3 37.12 27.79 17.34 13.52 0.00 0.00 0.00 0.00 22:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 1321.56 1321.56 1255.68 1255.68 0.00 0.00 0.00 0.00 22:40:01 ens3 67.48 51.99 203.11 35.24 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1587.93 1587.93 1511.49 1511.49 0.00 0.00 0.00 0.00 Average: ens3 60.17 45.42 193.56 22.69 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-20134) 05/25/26 _x86_64_ (8 CPU) 22:06:48 LINUX RESTART (8 CPU) 22:10:01 CPU %user %nice %system %iowait %steal %idle 22:20:19 all 41.41 0.00 1.66 0.05 0.08 56.80 22:20:19 0 36.03 0.00 1.83 0.07 0.08 61.99 22:20:19 1 44.25 0.00 1.78 0.02 0.08 53.86 22:20:19 2 41.15 0.00 1.67 0.06 0.08 57.04 22:20:19 3 43.41 0.00 1.84 0.06 0.08 54.62 22:20:19 4 42.01 0.00 1.44 0.11 0.07 56.36 22:20:19 5 40.24 0.00 1.60 0.03 0.07 58.06 22:20:19 6 42.54 0.00 1.66 0.04 0.08 55.68 22:20:19 7 41.63 0.00 1.49 0.03 0.07 56.78 22:30:10 all 38.94 0.00 1.73 0.06 0.07 59.20 22:30:10 0 41.33 0.00 1.60 0.11 0.08 56.88 22:30:10 1 40.15 0.00 1.79 0.05 0.08 57.93 22:30:10 2 38.50 0.00 1.63 0.07 0.08 59.73 22:30:10 3 36.66 0.00 2.01 0.09 0.07 61.17 22:30:10 4 38.05 0.00 1.84 0.04 0.07 59.99 22:30:10 5 38.57 0.00 1.71 0.03 0.07 59.62 22:30:10 6 38.43 0.00 1.54 0.03 0.07 59.93 22:30:10 7 39.86 0.00 1.71 0.04 0.07 58.32 22:40:01 all 34.51 0.00 1.66 0.06 0.07 63.70 22:40:01 0 35.30 0.00 1.64 0.06 0.07 62.92 22:40:01 1 35.22 0.00 2.05 0.22 0.07 62.44 22:40:01 2 35.78 0.00 1.83 0.04 0.07 62.28 22:40:01 3 37.08 0.00 1.71 0.02 0.07 61.12 22:40:01 4 31.35 0.00 1.39 0.07 0.06 67.12 22:40:01 5 34.84 0.00 1.61 0.06 0.07 63.41 22:40:01 6 35.50 0.00 1.61 0.03 0.07 62.78 22:40:01 7 30.99 0.00 1.39 0.02 0.06 67.54 Average: all 38.33 0.00 1.68 0.06 0.07 59.85 Average: 0 37.53 0.00 1.69 0.08 0.08 60.62 Average: 1 39.94 0.00 1.88 0.09 0.08 58.01 Average: 2 38.52 0.00 1.71 0.06 0.08 59.64 Average: 3 39.11 0.00 1.85 0.05 0.07 58.91 Average: 4 37.21 0.00 1.56 0.07 0.07 61.09 Average: 5 37.92 0.00 1.64 0.04 0.07 60.33 Average: 6 38.88 0.00 1.61 0.04 0.07 59.41 Average: 7 37.56 0.00 1.53 0.03 0.07 60.82