---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34754 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 679 8534 4 6775 14966 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:c1:d7:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.166/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84203sec preferred_lft 84203sec inet6 fe80::f816:3eff:fec1:d7f2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:cb:93:f8:26:df 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-4c-4g-34754) 07/11/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 25.57 0.42 22.03 3.12 19.03 2854.39 4111.84 05:50:11 32.86 0.01 29.56 3.29 0.20 4538.70 6950.47 Average: 29.25 0.21 25.83 3.20 9.53 3704.11 5543.91 05:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 8934204 12952748 3002916 18.34 147056 3974440 3060656 17.57 779404 6254776 40592 05:50:11 7655028 12688028 3262704 19.93 167404 4921032 3209488 18.42 1059332 7198400 2360 Average: 8294616 12820388 3132810 19.13 157230 4447736 3135072 18.00 919368 6726588 21476 05:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1528.32 1528.32 1450.43 1450.43 0.00 0.00 0.00 0.00 05:40:01 ens3 60.95 45.04 57.71 14.98 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:11 lo 1364.75 1364.75 1299.30 1299.30 0.00 0.00 0.00 0.00 05:50:11 ens3 45.32 33.62 39.68 11.95 0.00 0.00 0.00 0.00 05:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1445.80 1445.80 1374.19 1374.19 0.00 0.00 0.00 0.00 Average: ens3 53.06 39.28 48.61 13.45 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-4c-4g-34754) 07/11/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:01 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 68.41 0.00 2.42 0.06 0.10 29.01 05:40:01 0 66.51 0.00 2.49 0.03 0.10 30.86 05:40:01 1 69.44 0.00 2.36 0.08 0.09 28.03 05:40:01 2 69.34 0.00 2.29 0.06 0.10 28.22 05:40:01 3 68.36 0.00 2.53 0.07 0.10 28.95 05:50:11 all 61.99 0.00 2.46 0.10 0.10 35.35 05:50:11 0 60.76 0.00 2.44 0.08 0.09 36.63 05:50:11 1 63.76 0.00 2.34 0.07 0.10 33.73 05:50:11 2 62.54 0.00 2.60 0.14 0.10 34.62 05:50:11 3 60.91 0.00 2.45 0.11 0.10 36.43 Average: all 65.17 0.00 2.44 0.08 0.10 32.21 Average: 0 63.61 0.00 2.46 0.05 0.10 33.77 Average: 1 66.58 0.00 2.35 0.07 0.10 30.90 Average: 2 65.91 0.00 2.45 0.10 0.10 31.45 Average: 3 64.60 0.00 2.49 0.09 0.10 32.72