---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1502 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 61G 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 695 10680 3 4613 14951 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:8d:08:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80769sec preferred_lft 80769sec inet6 fe80::f816:3eff:fe8d:8c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:f8:8a:b1:56:3b 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::f0f8:8aff:feb1:563b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1502) 04/09/26 _x86_64_ (4 CPU) 13:50:39 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 74.57 23.86 47.79 2.92 356.90 5497.31 4521.56 14:20:13 21.33 0.19 20.03 1.11 7.05 817.35 1893.39 14:30:01 17.01 0.10 16.11 0.80 6.35 446.44 320.69 14:40:01 2.27 0.00 2.27 0.00 0.32 39.35 0.00 14:50:19 7.77 0.01 7.41 0.35 1.18 212.49 105.55 15:00:00 5.90 0.01 5.69 0.19 0.59 152.59 69.20 15:10:01 23.11 0.10 7.46 15.55 5.05 348.99 210811.35 15:20:02 9.43 0.05 8.96 0.42 1.72 466.11 942.76 Average: 20.19 3.04 14.48 2.67 47.40 998.88 27365.34 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 3700440 7320376 8611780 52.60 267088 3321116 10725888 61.57 2216164 9864260 1388 14:20:13 7630468 11370092 4561740 27.86 273344 3430116 5347484 30.69 2304764 5840692 5708 14:30:01 7810428 11596760 4338340 26.50 275968 3474136 5174140 29.70 2312420 5664448 360 14:40:01 7643532 11432052 4502692 27.50 276348 3475944 5270528 30.25 2312920 5835380 240 14:50:19 6089844 9905108 6029024 36.82 277496 3501452 6871592 39.44 2316552 7362128 132 15:00:00 6151488 9984024 5950044 36.34 278076 3518108 6727380 38.62 2319948 7309516 272 15:10:01 9426496 13390312 2545392 15.55 283836 3637328 3613024 20.74 2334436 4029544 54948 15:20:02 7019244 11023980 4910700 29.99 284880 3676956 5912920 33.94 2353812 6406372 468 Average: 6933992 10752838 5181214 31.64 277130 3504394 6205370 35.62 2308877 6539042 7940 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 23.23 23.23 17.96 17.96 0.00 0.00 0.00 0.00 14:10:01 ens3 2.57 1.96 0.87 0.69 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:13 lo 46.20 46.20 18.69 18.69 0.00 0.00 0.00 0.00 14:20:13 ens3 1.98 1.67 0.51 0.46 0.00 0.00 0.00 0.00 14:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 22.27 22.27 10.61 10.61 0.00 0.00 0.00 0.00 14:30:01 ens3 0.91 0.80 0.16 0.14 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 12.06 12.06 5.76 5.76 0.00 0.00 0.00 0.00 14:40:01 ens3 0.53 0.38 0.11 0.08 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:19 lo 28.70 28.70 11.35 11.35 0.00 0.00 0.00 0.00 14:50:19 ens3 0.58 0.50 0.11 0.09 0.00 0.00 0.00 0.00 14:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:00 lo 19.84 19.84 10.46 10.46 0.00 0.00 0.00 0.00 15:00:00 ens3 1.24 1.54 0.23 1.72 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 14.52 14.52 7.88 7.88 0.00 0.00 0.00 0.00 15:10:01 ens3 1.30 1.24 9.12 0.21 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:02 lo 23.46 23.46 11.30 11.30 0.00 0.00 0.00 0.00 15:20:02 ens3 0.81 0.70 0.17 0.14 0.00 0.00 0.00 0.00 15:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.88 23.88 11.77 11.77 0.00 0.00 0.00 0.00 Average: ens3 1.24 1.10 1.41 0.44 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1502) 04/09/26 _x86_64_ (4 CPU) 13:50:39 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 66.90 0.00 2.69 0.11 0.18 30.12 14:10:01 0 67.33 0.00 2.66 0.08 0.18 29.75 14:10:01 1 66.73 0.00 2.75 0.11 0.18 30.22 14:10:01 2 66.38 0.00 2.77 0.21 0.18 30.47 14:10:01 3 67.17 0.00 2.56 0.05 0.18 30.04 14:20:13 all 45.28 0.00 1.72 0.10 0.15 52.75 14:20:13 0 44.22 0.00 1.73 0.03 0.15 53.88 14:20:13 1 46.19 0.00 1.67 0.07 0.15 51.92 14:20:13 2 44.90 0.00 1.84 0.26 0.15 52.86 14:20:13 3 45.80 0.00 1.65 0.03 0.15 52.37 14:30:01 all 28.83 0.00 0.88 0.04 0.09 70.15 14:30:01 0 30.01 0.00 0.76 0.03 0.09 69.11 14:30:01 1 27.46 0.00 0.93 0.04 0.09 71.48 14:30:01 2 29.29 0.00 0.90 0.03 0.09 69.69 14:30:01 3 28.57 0.00 0.94 0.07 0.09 70.33 14:40:01 all 2.27 0.00 0.17 0.01 0.06 97.50 14:40:01 0 2.18 0.00 0.17 0.00 0.05 97.61 14:40:01 1 2.31 0.00 0.17 0.03 0.06 97.42 14:40:01 2 2.35 0.00 0.17 0.00 0.06 97.42 14:40:01 3 2.23 0.00 0.17 0.01 0.07 97.53 14:50:19 all 15.64 0.00 0.64 0.03 0.08 83.61 14:50:19 0 15.96 0.00 0.52 0.04 0.07 83.40 14:50:19 1 15.59 0.00 0.71 0.04 0.08 83.58 14:50:19 2 15.65 0.00 0.74 0.01 0.08 83.52 14:50:19 3 15.37 0.00 0.60 0.02 0.08 83.94 15:00:00 all 11.10 0.00 0.51 0.02 0.08 88.29 15:00:00 0 11.21 0.00 0.45 0.03 0.07 88.24 15:00:00 1 11.24 0.00 0.67 0.02 0.08 87.99 15:00:00 2 11.16 0.00 0.51 0.01 0.08 88.24 15:00:00 3 10.77 0.00 0.42 0.03 0.08 88.71 15:10:01 all 10.86 0.00 0.57 0.05 0.07 88.45 15:10:01 0 10.55 0.00 0.58 0.04 0.07 88.76 15:10:01 1 10.44 0.00 0.65 0.09 0.07 88.75 15:10:01 2 10.78 0.00 0.48 0.05 0.07 88.63 15:10:01 3 11.67 0.00 0.57 0.03 0.07 87.66 15:20:02 all 16.39 0.00 0.68 0.04 0.07 82.83 15:20:02 0 16.13 0.00 0.56 0.04 0.07 83.20 15:20:02 1 16.66 0.00 0.64 0.06 0.08 82.56 15:20:02 2 16.21 0.00 0.75 0.03 0.07 82.94 15:20:02 3 16.56 0.00 0.75 0.01 0.06 82.62 Average: all 24.70 0.00 0.98 0.05 0.10 74.17 Average: 0 24.74 0.00 0.93 0.04 0.09 74.20 Average: 1 24.64 0.00 1.03 0.06 0.10 74.18 Average: 2 24.62 0.00 1.02 0.07 0.10 74.18 Average: 3 24.82 0.00 0.96 0.03 0.10 74.09