---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23063 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 12G 66G 15% / 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 673 9283 4 6032 14973 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:4b:f8:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83967sec preferred_lft 83967sec inet6 fe80::f816:3eff:fe4b:f885/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:bd:ac:f1:0a:16 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-23063) 06/03/26 _x86_64_ (4 CPU) 08:21:42 LINUX RESTART (4 CPU) 08:30:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:25 25.03 2.52 19.40 3.11 145.12 3570.03 47560.67 08:50:00 13.01 0.16 11.11 1.74 5.21 1652.87 29077.75 09:00:25 30.89 0.43 26.53 3.93 14.58 7225.81 9543.48 Average: 23.23 1.04 19.23 2.96 55.10 4227.51 28454.14 08:30:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:25 9916252 13491468 2466660 15.07 130984 3562352 2693060 15.46 699952 5362416 10228 08:50:00 9113468 13126220 2828700 17.28 150280 3950216 3033976 17.41 797592 6038236 104676 09:00:25 9549592 15369212 576476 3.52 175260 5651828 1097940 6.30 1599168 4683644 172 Average: 9526437 13995633 1957279 11.95 152175 4388132 2274992 13.06 1032237 5361432 38359 08:30:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:25 lo 18.76 18.76 4.08 4.08 0.00 0.00 0.00 0.00 08:40:25 ens3 69.40 53.71 619.26 10.90 0.00 0.00 0.00 0.00 08:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:00 lo 657.67 657.67 592.16 592.16 0.00 0.00 0.00 0.00 08:50:00 ens3 32.91 20.85 245.67 4.69 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:25 lo 2040.53 2040.53 1965.20 1965.20 0.00 0.00 0.00 0.00 09:00:25 ens3 83.95 82.06 236.51 617.30 0.00 0.00 0.00 0.00 09:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 924.99 924.99 873.01 873.01 0.00 0.00 0.00 0.00 Average: ens3 62.80 53.06 367.02 219.53 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-23063) 06/03/26 _x86_64_ (4 CPU) 08:21:42 LINUX RESTART (4 CPU) 08:30:25 CPU %user %nice %system %iowait %steal %idle 08:40:25 all 41.15 0.00 1.72 0.45 0.12 56.57 08:40:25 0 39.13 0.00 1.59 0.40 0.12 58.76 08:40:25 1 43.39 0.00 2.02 0.27 0.12 54.19 08:40:25 2 39.91 0.00 1.81 0.73 0.12 57.43 08:40:25 3 42.15 0.00 1.44 0.40 0.12 55.88 08:50:00 all 21.22 0.00 1.19 0.92 0.10 76.57 08:50:00 0 20.95 0.00 1.21 1.60 0.10 76.15 08:50:00 1 22.29 0.00 1.32 0.47 0.10 75.82 08:50:00 2 21.39 0.00 1.07 1.05 0.10 76.39 08:50:00 3 20.25 0.00 1.18 0.57 0.10 77.90 09:00:25 all 48.78 0.00 2.78 0.90 0.15 47.39 09:00:25 0 45.35 0.00 2.65 1.17 0.12 50.71 09:00:25 1 49.41 0.00 2.85 0.96 0.13 46.64 09:00:25 2 50.76 0.00 2.64 0.63 0.20 45.77 09:00:25 3 49.61 0.00 2.99 0.84 0.14 46.42 Average: all 37.42 0.00 1.92 0.76 0.12 59.78 Average: 0 35.47 0.00 1.83 1.05 0.11 61.53 Average: 1 38.73 0.00 2.08 0.57 0.12 58.50 Average: 2 37.73 0.00 1.86 0.80 0.14 59.47 Average: 3 37.74 0.00 1.89 0.61 0.12 59.64