---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-252 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 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 783 26618 4 4690 30841 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:0a:26:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83073sec preferred_lft 83073sec inet6 fe80::f816:3eff:fe0a:2618/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:72:2f:67:1a:28 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-252) 07/29/26 _x86_64_ (8 CPU) 03:56:40 LINUX RESTART (8 CPU) 04:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:10:00 1.45 0.05 1.39 0.01 2.79 17.10 222.33 04:20:30 1.15 0.01 1.14 0.00 0.05 13.28 0.00 04:30:01 15.79 0.00 1.28 14.50 0.15 14.40 539582.91 04:40:02 1.61 0.39 1.21 0.00 16.48 45.06 0.00 04:50:11 68.87 4.32 62.25 2.29 259.79 9420.97 8293.97 Average: 17.77 0.96 13.59 3.22 56.42 1923.08 104165.60 04:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:10:00 30251564 31894888 492532 1.50 59544 1921760 1520188 4.48 199224 2125752 8 04:20:30 30251616 31895344 491748 1.50 59936 1921776 1520188 4.48 199576 2127192 184 04:30:01 30240308 31894472 492492 1.50 60540 1931540 1520188 4.48 210056 2128056 164 04:40:02 30053896 31723000 663612 2.02 61000 1946136 1534964 4.53 213628 2332048 192 04:50:11 25892636 30182156 2126804 6.47 143496 4376496 2263532 6.67 875632 5634772 9136 Average: 29338004 31517972 853438 2.60 76903 2419542 1671812 4.93 339623 2869564 1937 04:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:10:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 04:10:00 ens3 0.35 0.12 0.09 0.04 0.00 0.00 0.00 0.00 04:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:20:30 ens3 0.21 0.10 0.05 0.04 0.00 0.00 0.00 0.00 04:20:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:30:01 ens3 0.18 0.08 0.05 0.02 0.00 0.00 0.00 0.00 04:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 04:40:02 ens3 11.85 6.37 20.06 1.85 0.00 0.00 0.00 0.00 04:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:11 lo 636.22 636.22 612.96 612.96 0.00 0.00 0.00 0.00 04:50:11 ens3 130.92 96.97 1299.60 19.17 0.00 0.00 0.00 0.00 04:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 128.74 128.74 123.96 123.96 0.00 0.00 0.00 0.00 Average: ens3 28.99 20.94 266.86 4.26 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-252) 07/29/26 _x86_64_ (8 CPU) 03:56:40 LINUX RESTART (8 CPU) 04:00:01 CPU %user %nice %system %iowait %steal %idle 04:10:00 all 0.08 0.00 0.02 0.00 0.01 99.90 04:10:00 0 0.11 0.00 0.01 0.00 0.00 99.87 04:10:00 1 0.17 0.00 0.03 0.02 0.02 99.77 04:10:00 2 0.18 0.00 0.03 0.00 0.01 99.79 04:10:00 3 0.01 0.00 0.01 0.00 0.00 99.97 04:10:00 4 0.02 0.00 0.01 0.00 0.01 99.96 04:10:00 5 0.02 0.00 0.01 0.01 0.00 99.96 04:10:00 6 0.09 0.00 0.01 0.00 0.00 99.90 04:10:00 7 0.03 0.00 0.01 0.00 0.00 99.96 04:20:30 all 0.10 0.00 0.02 0.00 0.01 99.87 04:20:30 0 0.00 0.00 0.01 0.00 0.00 99.99 04:20:30 1 0.69 0.00 0.04 0.00 0.03 99.25 04:20:30 2 0.02 0.00 0.01 0.00 0.01 99.96 04:20:30 3 0.01 0.00 0.01 0.00 0.00 99.97 04:20:30 4 0.02 0.00 0.01 0.00 0.00 99.97 04:20:30 5 0.01 0.00 0.01 0.02 0.00 99.96 04:20:30 6 0.02 0.00 0.02 0.00 0.01 99.94 04:20:30 7 0.01 0.00 0.01 0.00 0.00 99.97 04:30:01 all 0.02 0.00 0.02 0.02 0.01 99.93 04:30:01 0 0.00 0.00 0.01 0.00 0.00 99.99 04:30:01 1 0.04 0.00 0.05 0.00 0.03 99.89 04:30:01 2 0.04 0.00 0.01 0.00 0.00 99.94 04:30:01 3 0.02 0.00 0.01 0.00 0.01 99.96 04:30:01 4 0.00 0.00 0.01 0.00 0.00 99.98 04:30:01 5 0.01 0.00 0.01 0.02 0.00 99.96 04:30:01 6 0.01 0.00 0.01 0.00 0.00 99.97 04:30:01 7 0.02 0.00 0.04 0.14 0.00 99.79 04:40:02 all 0.14 0.00 0.02 0.00 0.01 99.82 04:40:02 0 0.10 0.00 0.01 0.00 0.00 99.88 04:40:02 1 0.12 0.00 0.01 0.00 0.01 99.85 04:40:02 2 0.36 0.00 0.02 0.00 0.01 99.60 04:40:02 3 0.06 0.00 0.06 0.00 0.01 99.87 04:40:02 4 0.12 0.00 0.02 0.00 0.00 99.85 04:40:02 5 0.03 0.00 0.02 0.02 0.00 99.92 04:40:02 6 0.09 0.00 0.01 0.00 0.00 99.89 04:40:02 7 0.27 0.00 0.01 0.00 0.00 99.72 04:50:11 all 22.87 0.00 1.11 0.19 0.06 75.77 04:50:11 0 18.50 0.00 0.93 0.31 0.05 80.21 04:50:11 1 26.02 0.00 1.25 0.04 0.07 72.62 04:50:11 2 22.08 0.00 1.30 0.14 0.06 76.42 04:50:11 3 25.93 0.00 1.31 0.27 0.07 72.42 04:50:11 4 25.10 0.00 1.03 0.08 0.07 73.73 04:50:11 5 21.96 0.00 1.00 0.49 0.06 76.49 04:50:11 6 21.83 0.00 1.03 0.10 0.06 76.98 04:50:11 7 21.53 0.00 1.05 0.08 0.06 77.27 Average: all 4.68 0.00 0.24 0.04 0.02 95.02 Average: 0 3.78 0.00 0.19 0.06 0.01 95.95 Average: 1 5.46 0.00 0.28 0.01 0.03 94.22 Average: 2 4.57 0.00 0.28 0.03 0.02 95.10 Average: 3 5.25 0.00 0.28 0.06 0.02 94.39 Average: 4 5.10 0.00 0.22 0.02 0.02 94.65 Average: 5 4.45 0.00 0.21 0.11 0.01 95.21 Average: 6 4.45 0.00 0.22 0.02 0.01 95.30 Average: 7 4.41 0.00 0.23 0.04 0.01 95.30