---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34534 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 703 10602 3 4683 14943 Swap: 1023 29 994 ---> 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:f6:f6:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80146sec preferred_lft 80146sec inet6 fe80::f816:3eff:fef6:f695/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:56:c0:75:5c:8d 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::6056:c0ff:fe75:5c8d/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-34534) 07/10/26 _x86_64_ (4 CPU) 11:56:40 LINUX RESTART (4 CPU) 12:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:04 100.57 2.69 80.36 17.52 157.55 31050.39 252919.66 12:20:04 16.77 1.03 14.91 0.83 11.44 402.66 1246.93 12:30:01 48.87 20.57 26.85 1.45 180.21 2184.68 1243.90 12:40:04 52.93 24.41 27.18 1.34 232.10 1659.23 957.63 12:50:04 5.36 0.29 4.90 0.17 6.00 140.49 80.69 13:00:01 5.55 0.30 5.07 0.18 7.85 147.59 58.65 13:10:00 6.03 0.34 5.51 0.18 6.79 153.94 51.56 13:20:00 5.25 0.28 4.80 0.16 6.62 144.44 88.30 13:30:01 9.38 0.41 8.63 0.33 10.15 549.13 226.63 13:40:02 5.21 0.99 4.07 0.15 22.29 153.56 81.98 Average: 25.61 5.14 18.24 2.23 64.16 3661.51 25719.87 12:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:04 581448 6075940 9851616 60.17 247428 5111860 11468316 65.83 2140264 12955272 1916 12:20:04 1110012 5869888 10058492 61.43 249216 4395864 11344536 65.12 2114596 12470292 564 12:30:01 10629752 14089272 1847796 11.29 261676 3177280 3082592 17.69 2208304 2974268 43348 12:40:04 7595808 11394548 4542260 27.74 271732 3506480 5396056 30.97 2368900 5831696 476 12:50:04 7509716 11324112 4612508 28.17 272312 3521572 5364452 30.79 2372016 5930280 804 13:00:01 6136112 9970404 5965364 36.43 272936 3540844 6826148 39.18 2376460 7289388 508 13:10:00 6047628 9901840 6034108 36.85 273484 3560240 6843028 39.28 2381964 7369708 304 13:20:00 7479628 11354420 4582408 27.99 273988 3580324 5394440 30.96 2386160 5944380 56 13:30:01 7245560 11245276 4691112 28.65 278004 3696592 5369848 30.82 2402732 6158112 224 13:40:02 11076776 15414284 524276 3.20 278748 4032708 1230636 7.06 2422748 2317048 310596 Average: 6541244 10663998 5270994 32.19 267952 3812376 6232005 35.77 2317414 6924044 35880 12:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:04 lo 10.94 10.94 8.47 8.47 0.00 0.00 0.00 0.00 12:10:04 ens3 87.56 61.38 1341.54 6.09 0.00 0.00 0.00 0.00 12:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 lo 33.24 33.24 14.80 14.80 0.00 0.00 0.00 0.00 12:20:04 ens3 1.23 1.04 0.27 0.22 0.00 0.00 0.00 0.00 12:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 29.90 29.90 18.56 18.56 0.00 0.00 0.00 0.00 12:30:01 ens3 1.65 1.77 0.49 0.45 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:04 lo 32.57 32.57 16.63 16.63 0.00 0.00 0.00 0.00 12:40:04 ens3 1.94 1.85 0.39 1.24 0.00 0.00 0.00 0.00 12:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:04 lo 21.03 21.03 8.96 8.96 0.00 0.00 0.00 0.00 12:50:04 ens3 0.58 0.51 0.12 0.11 0.00 0.00 0.00 0.00 12:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 25.06 25.06 10.69 10.69 0.00 0.00 0.00 0.00 13:00:01 ens3 0.58 0.45 0.13 0.11 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 18.66 18.66 10.37 10.37 0.00 0.00 0.00 0.00 13:10:00 ens3 0.67 0.56 0.18 0.13 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 10.71 10.71 5.52 5.52 0.00 0.00 0.00 0.00 13:20:00 ens3 0.52 0.39 0.13 0.10 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 15.31 15.31 8.08 8.08 0.00 0.00 0.00 0.00 13:30:01 ens3 0.73 0.68 0.21 0.18 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:02 lo 28.31 28.31 10.76 10.76 0.00 0.00 0.00 0.00 13:40:02 ens3 1.18 0.86 0.35 0.26 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.57 22.57 11.28 11.28 0.00 0.00 0.00 0.00 Average: ens3 9.67 6.96 134.51 0.89 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-34534) 07/10/26 _x86_64_ (4 CPU) 11:56:40 LINUX RESTART (4 CPU) 12:00:04 CPU %user %nice %system %iowait %steal %idle 12:10:04 all 49.76 0.00 2.35 0.63 0.11 47.14 12:10:04 0 49.23 0.00 2.36 0.84 0.11 47.46 12:10:04 1 45.69 0.00 2.30 0.70 0.10 51.21 12:10:04 2 53.04 0.00 2.30 0.60 0.11 43.94 12:10:04 3 51.10 0.00 2.45 0.39 0.11 45.96 12:20:04 all 38.46 0.00 1.54 0.04 0.12 59.84 12:20:04 0 38.41 0.00 1.36 0.02 0.11 60.10 12:20:04 1 38.34 0.00 1.60 0.04 0.12 59.90 12:20:04 2 38.84 0.00 1.58 0.04 0.11 59.42 12:20:04 3 38.25 0.00 1.61 0.05 0.12 59.96 12:30:01 all 43.73 0.00 1.79 0.15 0.12 54.21 12:30:01 0 42.91 0.00 1.74 0.31 0.12 54.92 12:30:01 1 43.87 0.00 1.83 0.08 0.12 54.10 12:30:01 2 44.06 0.00 1.90 0.10 0.12 53.83 12:30:01 3 44.07 0.00 1.68 0.12 0.12 54.01 12:40:04 all 43.70 0.00 1.53 0.12 0.10 54.54 12:40:04 0 44.33 0.00 1.61 0.16 0.09 53.81 12:40:04 1 43.63 0.00 1.52 0.08 0.10 54.67 12:40:04 2 43.53 0.00 1.54 0.09 0.10 54.75 12:40:04 3 43.33 0.00 1.47 0.14 0.10 54.96 12:50:04 all 9.46 0.00 0.47 0.02 0.06 89.99 12:50:04 0 9.32 0.00 0.46 0.02 0.06 90.14 12:50:04 1 9.74 0.00 0.51 0.01 0.07 89.67 12:50:04 2 9.61 0.00 0.46 0.03 0.06 89.84 12:50:04 3 9.16 0.00 0.44 0.03 0.06 90.31 13:00:01 all 10.55 0.00 0.46 0.02 0.06 88.91 13:00:01 0 10.19 0.00 0.44 0.02 0.06 89.29 13:00:01 1 10.60 0.00 0.40 0.04 0.06 88.89 13:00:01 2 10.76 0.00 0.53 0.02 0.06 88.62 13:00:01 3 10.65 0.00 0.46 0.01 0.06 88.82 13:10:00 all 10.63 0.00 0.54 0.02 0.07 88.75 13:10:00 0 10.55 0.00 0.58 0.02 0.06 88.78 13:10:00 1 11.25 0.00 0.53 0.04 0.07 88.11 13:10:00 2 10.07 0.00 0.51 0.02 0.07 89.34 13:10:00 3 10.64 0.00 0.52 0.01 0.07 88.76 13:20:00 all 7.78 0.00 0.41 0.02 0.06 91.72 13:20:00 0 7.80 0.00 0.38 0.02 0.06 91.74 13:20:00 1 7.51 0.00 0.35 0.02 0.05 92.07 13:20:00 2 8.07 0.00 0.52 0.03 0.07 91.31 13:20:00 3 7.75 0.00 0.40 0.02 0.06 91.78 13:30:01 all 14.58 0.00 0.59 0.31 0.07 84.45 13:30:01 0 14.38 0.00 0.60 0.20 0.06 84.76 13:30:01 1 14.48 0.00 0.62 0.09 0.07 84.74 13:30:01 2 15.10 0.00 0.58 0.04 0.08 84.21 13:30:01 3 14.36 0.00 0.56 0.93 0.07 84.09 13:40:02 all 9.94 0.00 0.54 0.19 0.06 89.27 13:40:02 0 10.01 0.00 0.51 0.09 0.06 89.32 13:40:02 1 9.86 0.00 0.59 0.09 0.06 89.41 13:40:02 2 10.21 0.00 0.53 0.07 0.07 89.13 13:40:02 3 9.69 0.00 0.53 0.51 0.06 89.21 Average: all 23.87 0.00 1.02 0.15 0.08 74.87 Average: 0 23.73 0.00 1.01 0.17 0.08 75.01 Average: 1 23.51 0.00 1.03 0.12 0.08 75.27 Average: 2 24.35 0.00 1.04 0.10 0.08 74.42 Average: 3 23.92 0.00 1.01 0.22 0.08 74.77