---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7076 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: 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: 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 664 8709 4 6615 14982 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:13:79:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83968sec preferred_lft 83968sec inet6 fe80::f816:3eff:fe13:799b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:4b:cd:87:9a:2a 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-7076) 04/23/26 _x86_64_ (4 CPU) 12:08:52 LINUX RESTART (4 CPU) 12:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:07 33.22 3.90 26.96 2.36 201.79 5228.45 4554.20 12:30:07 26.45 0.02 23.27 3.16 0.23 2079.76 7673.69 12:40:07 21.89 0.04 19.87 1.98 0.75 3957.72 8237.51 Average: 27.18 1.32 23.37 2.50 67.59 3755.31 6821.80 12:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:07 9892828 13263304 2696832 16.47 133392 3372128 2672880 15.34 631324 5462792 27884 12:30:07 9234604 12975244 2981744 18.21 151188 3695180 2947688 16.92 741140 5975216 49348 12:40:07 6393944 11061720 4891424 29.87 169284 4563644 4618960 26.51 1023368 8463592 420 Average: 8507125 12433423 3523333 21.52 151288 3876984 3413176 19.59 798611 6633867 25884 12:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:07 lo 981.50 981.50 928.91 928.91 0.00 0.00 0.00 0.00 12:20:07 ens3 128.21 95.02 1104.13 19.70 0.00 0.00 0.00 0.00 12:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:07 lo 1464.04 1464.04 1394.97 1394.97 0.00 0.00 0.00 0.00 12:30:07 ens3 40.95 32.99 36.55 11.10 0.00 0.00 0.00 0.00 12:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:07 lo 798.54 798.54 2962.63 2962.63 0.00 0.00 0.00 0.00 12:40:07 ens3 31.98 24.80 25.26 8.87 0.00 0.00 0.00 0.00 12:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1081.36 1081.36 1762.17 1762.17 0.00 0.00 0.00 0.00 Average: ens3 67.04 50.94 388.65 13.22 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-7076) 04/23/26 _x86_64_ (4 CPU) 12:08:52 LINUX RESTART (4 CPU) 12:10:07 CPU %user %nice %system %iowait %steal %idle 12:20:07 all 49.89 0.00 2.18 0.29 0.12 47.52 12:20:07 0 49.66 0.00 2.33 0.47 0.12 47.42 12:20:07 1 49.88 0.00 2.00 0.11 0.11 47.89 12:20:07 2 49.28 0.00 2.07 0.31 0.11 48.24 12:20:07 3 50.72 0.00 2.33 0.29 0.12 46.54 12:30:07 all 63.03 0.00 2.48 0.89 0.14 33.46 12:30:07 0 62.48 0.00 2.46 1.14 0.15 33.78 12:30:07 1 64.20 0.00 2.49 0.99 0.14 32.19 12:30:07 2 63.30 0.00 2.63 0.59 0.13 33.35 12:30:07 3 62.14 0.00 2.37 0.83 0.14 34.52 12:40:07 all 51.22 0.00 2.01 0.12 0.11 46.54 12:40:07 0 53.11 0.00 2.12 0.15 0.11 44.51 12:40:07 1 50.92 0.00 2.22 0.17 0.11 46.58 12:40:07 2 49.73 0.00 1.72 0.08 0.11 48.37 12:40:07 3 51.11 0.00 2.00 0.08 0.11 46.70 Average: all 54.70 0.00 2.23 0.43 0.12 42.51 Average: 0 55.08 0.00 2.30 0.59 0.13 41.91 Average: 1 54.99 0.00 2.24 0.42 0.12 42.23 Average: 2 54.10 0.00 2.14 0.32 0.12 43.32 Average: 3 54.65 0.00 2.23 0.40 0.12 42.59