---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23397 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 18G 60G 23% / 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 639 12684 3 2665 15007 Swap: 1023 54 969 ---> 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:c2:a9:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79965sec preferred_lft 79965sec inet6 fe80::f816:3eff:fec2:a935/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:ae:71:4c:4e:ea 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 inet6 fe80::d0ae:71ff:fe4c:4eea/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23397) 06/03/26 _x86_64_ (4 CPU) 11:04:23 LINUX RESTART (4 CPU) 11:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:00 79.73 6.76 69.84 3.13 210.45 12009.88 5446.70 11:30:00 43.11 18.28 23.49 1.34 976.44 1543.81 838.48 11:40:00 16.64 5.52 10.60 0.52 91.81 347.68 562.36 11:50:00 34.89 0.70 18.05 16.13 21.93 811.23 212059.93 12:00:00 11.06 0.37 10.25 0.45 9.96 353.65 404.83 12:10:00 5.31 0.15 5.00 0.16 5.25 140.89 53.09 12:20:00 4.83 0.23 4.44 0.16 7.69 152.12 75.63 12:30:00 4.68 0.10 4.41 0.18 3.52 149.77 67.28 12:40:00 8.12 0.52 7.30 0.30 22.19 377.13 288.24 12:50:00 7.31 0.83 6.28 0.19 19.01 383.64 371.45 Average: 21.49 3.34 15.89 2.25 136.72 1612.84 22039.40 11:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:00 166964 961644 14989524 91.55 125684 857428 16184448 92.90 624820 15211304 1316 11:30:00 2418584 3799060 12154192 74.23 145884 1422396 13656196 78.39 848480 12748940 980 11:40:00 8376796 9792532 6162760 37.64 147920 1455616 7075260 40.61 873992 6772804 228 11:50:00 12558060 14141160 1816716 11.10 157232 1611172 2989124 17.16 943508 2542760 12600 12:00:00 9763632 11390348 4566156 27.89 159572 1652468 5393220 30.96 950444 5324016 104 12:10:00 9850800 11495868 4460576 27.24 160268 1670104 5327920 30.58 953532 5229240 628 12:20:00 8310364 9978416 5977168 36.51 161160 1692196 6827044 39.19 958064 6758612 108 12:30:00 8355924 10046792 5908784 36.09 161884 1714288 6803432 39.05 962728 6709092 280 12:40:00 11805320 13630604 2324220 14.20 166208 1841308 3619844 20.78 976128 3258708 58288 12:50:00 9523416 11379448 4574096 27.94 167508 1870720 5341488 30.66 990196 5518272 80 Average: 8112986 9661587 6293419 38.44 155332 1578770 7321798 42.03 908189 7007375 7461 11:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:00 lo 20.56 20.56 18.15 18.15 0.00 0.00 0.00 0.00 11:20:00 ens3 12.35 9.19 197.22 1.09 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 38.37 38.37 18.80 18.80 0.00 0.00 0.00 0.00 11:30:00 ens3 1.72 1.56 0.42 0.36 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 lo 33.00 33.00 13.82 13.82 0.00 0.00 0.00 0.00 11:40:00 ens3 1.57 1.22 0.32 1.22 0.00 0.00 0.00 0.00 11:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:00 lo 12.44 12.44 5.70 5.70 0.00 0.00 0.00 0.00 11:50:00 ens3 1.09 0.88 0.31 0.25 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 18.67 18.67 10.38 10.38 0.00 0.00 0.00 0.00 12:00:00 ens3 0.82 0.77 0.19 0.16 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 lo 16.76 16.76 6.60 6.60 0.00 0.00 0.00 0.00 12:10:00 ens3 0.60 0.46 0.14 0.10 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 lo 25.17 25.17 10.76 10.76 0.00 0.00 0.00 0.00 12:20:00 ens3 0.72 0.49 0.19 0.14 0.00 0.00 0.00 0.00 12:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:00 lo 14.77 14.77 7.88 7.88 0.00 0.00 0.00 0.00 12:30:00 ens3 0.61 0.41 0.15 0.10 0.00 0.00 0.00 0.00 12:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 14.58 14.58 7.89 7.89 0.00 0.00 0.00 0.00 12:40:00 ens3 1.08 0.76 0.34 0.26 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 14.50 14.50 7.52 7.52 0.00 0.00 0.00 0.00 12:50:00 ens3 0.88 0.65 0.22 0.16 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.88 20.88 10.74 10.74 0.00 0.00 0.00 0.00 Average: ens3 2.13 1.63 19.71 0.38 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-16g-23397) 06/03/26 _x86_64_ (4 CPU) 11:04:23 LINUX RESTART (4 CPU) 11:10:09 CPU %user %nice %system %iowait %steal %idle 11:20:00 all 54.32 0.00 2.09 0.59 0.10 42.90 11:20:00 0 55.37 0.00 1.97 0.45 0.10 42.11 11:20:00 1 54.70 0.00 2.25 0.51 0.11 42.43 11:20:00 2 54.19 0.00 2.25 0.77 0.11 42.69 11:20:00 3 53.00 0.00 1.89 0.64 0.10 44.36 11:30:00 all 44.96 0.00 1.56 0.15 0.10 53.23 11:30:00 0 44.47 0.00 1.54 0.19 0.10 53.69 11:30:00 1 45.34 0.00 1.68 0.16 0.10 52.72 11:30:00 2 44.51 0.00 1.42 0.07 0.10 53.89 11:30:00 3 45.49 0.00 1.58 0.19 0.10 52.65 11:40:00 all 22.45 0.00 0.89 0.04 0.09 76.52 11:40:00 0 22.32 0.00 0.83 0.07 0.09 76.68 11:40:00 1 22.41 0.00 0.91 0.04 0.10 76.55 11:40:00 2 22.21 0.00 0.88 0.02 0.09 76.81 11:40:00 3 22.85 0.00 0.96 0.05 0.09 76.05 11:50:00 all 28.46 0.00 0.97 0.12 0.09 70.36 11:50:00 0 28.61 0.00 0.84 0.05 0.08 70.42 11:50:00 1 28.23 0.00 0.85 0.05 0.09 70.78 11:50:00 2 28.71 0.00 1.09 0.14 0.09 69.98 11:50:00 3 28.27 0.00 1.11 0.25 0.09 70.27 12:00:00 all 19.52 0.00 0.67 0.05 0.08 79.69 12:00:00 0 19.90 0.00 0.68 0.05 0.07 79.30 12:00:00 1 19.41 0.00 0.67 0.09 0.08 79.75 12:00:00 2 19.78 0.00 0.72 0.04 0.08 79.39 12:00:00 3 18.98 0.00 0.62 0.01 0.08 80.31 12:10:00 all 7.95 0.00 0.37 0.06 0.07 91.55 12:10:00 0 8.03 0.00 0.28 0.01 0.08 91.60 12:10:00 1 8.07 0.00 0.46 0.05 0.07 91.36 12:10:00 2 7.70 0.00 0.38 0.12 0.07 91.73 12:10:00 3 8.01 0.00 0.34 0.07 0.06 91.52 12:20:00 all 10.96 0.00 0.50 0.02 0.07 88.45 12:20:00 0 10.97 0.00 0.54 0.04 0.07 88.38 12:20:00 1 11.13 0.00 0.43 0.01 0.07 88.36 12:20:00 2 11.09 0.00 0.52 0.01 0.07 88.31 12:20:00 3 10.67 0.00 0.49 0.03 0.07 88.76 12:30:00 all 9.77 0.00 0.41 0.02 0.07 89.72 12:30:00 0 10.11 0.00 0.42 0.02 0.07 89.37 12:30:00 1 9.83 0.00 0.39 0.00 0.07 89.72 12:30:00 2 10.01 0.00 0.40 0.01 0.07 89.51 12:30:00 3 9.14 0.00 0.44 0.06 0.08 90.29 12:40:00 all 11.05 0.00 0.55 0.04 0.07 88.29 12:40:00 0 11.60 0.00 0.53 0.04 0.06 87.77 12:40:00 1 10.66 0.00 0.49 0.01 0.08 88.77 12:40:00 2 11.47 0.00 0.67 0.04 0.08 87.75 12:40:00 3 10.45 0.00 0.53 0.06 0.07 88.89 12:50:00 all 11.31 0.00 0.47 0.03 0.07 88.13 12:50:00 0 10.91 0.00 0.46 0.03 0.07 88.53 12:50:00 1 11.05 0.00 0.50 0.02 0.07 88.37 12:50:00 2 12.09 0.00 0.49 0.03 0.07 87.32 12:50:00 3 11.18 0.00 0.44 0.04 0.06 88.28 Average: all 22.02 0.00 0.85 0.11 0.08 76.94 Average: 0 22.17 0.00 0.81 0.09 0.08 76.85 Average: 1 22.03 0.00 0.86 0.09 0.08 76.93 Average: 2 22.11 0.00 0.88 0.12 0.08 76.80 Average: 3 21.76 0.00 0.84 0.14 0.08 77.18