---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-18517 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 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 702 10789 4 4496 14943 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:df:c9:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79013sec preferred_lft 79013sec inet6 fe80::f816:3eff:fedf:c903/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:e7:9e:99:a9:e7 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::b0e7:9eff:fe99:a9e7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-18517) 03/23/26 _x86_64_ (4 CPU) 19:34:19 LINUX RESTART (4 CPU) 19:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:10 64.60 3.84 58.06 2.70 148.00 11385.90 4604.84 20:00:24 49.87 21.58 26.76 1.53 263.74 1608.17 797.34 20:10:08 8.69 0.20 8.02 0.47 10.22 278.30 216.53 20:20:09 12.78 0.03 12.18 0.57 1.68 629.32 733.27 20:30:10 14.01 0.01 13.42 0.58 0.51 435.44 673.63 20:40:10 4.73 0.01 4.55 0.18 0.31 126.25 193.77 20:50:00 4.86 0.00 4.69 0.17 0.16 140.65 60.16 21:00:21 6.28 0.01 5.98 0.28 1.42 227.87 137.87 21:10:27 6.37 0.01 6.10 0.26 0.40 174.66 66.46 21:20:28 24.67 0.09 8.85 15.73 5.00 576.94 211365.55 21:30:34 5.26 0.02 5.04 0.20 0.59 176.19 338.00 Average: 18.46 2.38 14.02 2.06 39.75 1439.47 19860.98 19:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:10 6873392 9787088 6144968 37.53 259512 2645008 7029360 40.35 2069612 6839712 2204 20:00:24 3764540 7055064 8877124 54.22 272804 3008280 9656440 55.43 2279096 9744080 532 20:10:08 6308812 9625868 6307052 38.52 273860 3033764 7041680 40.42 2287956 7214948 64 20:20:09 10274480 13711960 2226276 13.60 278536 3144928 2965996 17.02 2336720 3205604 216 20:30:10 8136184 11633912 4303136 26.28 280860 3202872 5149292 29.56 2341540 5345648 308 20:40:10 7737492 11251000 4685720 28.62 281540 3217964 5447324 31.27 2342736 5722832 364 20:50:00 7723920 11256112 4680420 28.59 282048 3236116 5357624 30.75 2343832 5730248 72 21:00:21 7666584 11236904 4699764 28.70 282744 3273484 6316336 36.26 2348764 5803732 308 21:10:27 8216188 11810380 4126700 25.20 283600 3296456 5086016 29.19 2351180 5252932 376 21:20:28 7566696 11298932 4637512 28.32 288044 3422920 5294092 30.39 2371180 5876152 244 21:30:34 6679500 10440108 5495808 33.57 288624 3450648 6075156 34.87 2381996 6734768 308 Average: 7358890 10827939 5107680 31.20 279288 3175676 5947211 34.14 2314056 6133696 454 19:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:10 lo 16.35 16.35 13.34 13.34 0.00 0.00 0.00 0.00 19:50:10 ens3 32.70 26.47 512.50 2.80 0.00 0.00 0.00 0.00 19:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:24 lo 43.89 43.89 21.40 21.40 0.00 0.00 0.00 0.00 20:00:24 ens3 2.29 2.00 0.53 1.41 0.00 0.00 0.00 0.00 20:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:08 lo 25.24 25.24 11.06 11.06 0.00 0.00 0.00 0.00 20:10:08 ens3 1.34 0.47 0.25 0.13 0.00 0.00 0.00 0.00 20:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:09 lo 8.59 8.59 4.32 4.32 0.00 0.00 0.00 0.00 20:20:09 ens3 0.92 0.67 0.24 0.19 0.00 0.00 0.00 0.00 20:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:10 lo 9.11 9.11 5.23 5.23 0.00 0.00 0.00 0.00 20:30:10 ens3 0.86 0.50 0.16 0.11 0.00 0.00 0.00 0.00 20:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:10 lo 20.29 20.29 9.54 9.54 0.00 0.00 0.00 0.00 20:40:10 ens3 1.15 0.61 0.26 0.17 0.00 0.00 0.00 0.00 20:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 25.88 25.88 8.73 8.73 0.00 0.00 0.00 0.00 20:50:00 ens3 0.54 0.32 0.10 0.06 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:21 lo 16.41 16.41 8.32 8.32 0.00 0.00 0.00 0.00 21:00:21 ens3 0.74 0.54 0.16 0.12 0.00 0.00 0.00 0.00 21:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:27 lo 17.87 17.87 10.89 10.89 0.00 0.00 0.00 0.00 21:10:27 ens3 0.90 0.51 0.21 0.14 0.00 0.00 0.00 0.00 21:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:28 lo 14.23 14.23 7.90 7.90 0.00 0.00 0.00 0.00 21:20:28 ens3 0.92 0.76 0.25 0.20 0.00 0.00 0.00 0.00 21:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:34 lo 32.62 32.62 12.67 12.67 0.00 0.00 0.00 0.00 21:30:34 ens3 0.76 0.58 0.15 0.12 0.00 0.00 0.00 0.00 21:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.97 20.97 10.33 10.33 0.00 0.00 0.00 0.00 Average: ens3 3.93 3.05 47.02 0.50 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-18517) 03/23/26 _x86_64_ (4 CPU) 19:34:19 LINUX RESTART (4 CPU) 19:40:05 CPU %user %nice %system %iowait %steal %idle 19:50:10 all 46.21 0.00 2.04 0.15 0.08 51.52 19:50:10 0 45.86 0.00 2.37 0.12 0.09 51.56 19:50:10 1 43.81 0.00 2.22 0.19 0.08 53.69 19:50:10 2 45.61 0.00 1.63 0.18 0.08 52.51 19:50:10 3 49.54 0.00 1.93 0.13 0.08 48.32 20:00:24 all 55.01 0.00 2.03 0.10 0.09 42.76 20:00:24 0 55.01 0.00 2.07 0.13 0.10 42.69 20:00:24 1 55.04 0.00 2.03 0.11 0.10 42.72 20:00:24 2 55.52 0.00 2.01 0.09 0.09 42.28 20:00:24 3 54.47 0.00 2.02 0.09 0.09 43.34 20:10:08 all 19.84 0.00 0.93 0.03 0.09 79.11 20:10:08 0 20.06 0.00 1.06 0.03 0.09 78.76 20:10:08 1 19.87 0.00 0.96 0.02 0.09 79.06 20:10:08 2 19.58 0.00 0.85 0.04 0.09 79.43 20:10:08 3 19.84 0.00 0.84 0.04 0.09 79.19 20:20:09 all 18.84 0.00 0.73 0.05 0.07 80.31 20:20:09 0 19.36 0.00 0.62 0.04 0.07 79.91 20:20:09 1 19.08 0.00 0.67 0.10 0.07 80.08 20:20:09 2 17.53 0.00 0.75 0.03 0.07 81.61 20:20:09 3 19.39 0.00 0.87 0.02 0.08 79.64 20:30:10 all 22.36 0.00 0.76 0.04 0.08 76.76 20:30:10 0 22.62 0.00 0.79 0.06 0.07 76.46 20:30:10 1 21.68 0.00 0.69 0.04 0.08 77.51 20:30:10 2 22.58 0.00 0.85 0.05 0.08 76.43 20:30:10 3 22.57 0.00 0.70 0.03 0.08 76.63 20:40:10 all 9.62 0.00 0.51 0.02 0.08 89.77 20:40:10 0 9.29 0.00 0.39 0.01 0.07 90.24 20:40:10 1 9.79 0.00 0.50 0.03 0.08 89.60 20:40:10 2 9.72 0.00 0.53 0.02 0.09 89.64 20:40:10 3 9.69 0.00 0.61 0.02 0.08 89.61 20:50:00 all 9.17 0.00 0.56 0.02 0.07 90.18 20:50:00 0 8.95 0.00 0.50 0.01 0.07 90.48 20:50:00 1 9.56 0.00 0.57 0.03 0.07 89.77 20:50:00 2 9.04 0.00 0.61 0.01 0.07 90.26 20:50:00 3 9.13 0.00 0.57 0.02 0.07 90.20 21:00:21 all 14.96 0.00 0.63 0.02 0.08 84.32 21:00:21 0 15.09 0.00 0.62 0.01 0.08 84.20 21:00:21 1 14.49 0.00 0.59 0.04 0.07 84.81 21:00:21 2 15.05 0.00 0.72 0.00 0.08 84.15 21:00:21 3 15.20 0.00 0.59 0.03 0.07 84.12 21:10:27 all 10.43 0.00 0.56 0.03 0.08 88.90 21:10:27 0 10.36 0.00 0.45 0.02 0.08 89.10 21:10:27 1 10.90 0.00 0.66 0.01 0.09 88.34 21:10:27 2 10.24 0.00 0.57 0.04 0.08 89.07 21:10:27 3 10.21 0.00 0.57 0.03 0.09 89.11 21:20:28 all 16.22 0.00 0.69 0.06 0.08 82.95 21:20:28 0 16.56 0.00 0.64 0.04 0.07 82.69 21:20:28 1 16.15 0.00 0.65 0.00 0.08 83.11 21:20:28 2 16.16 0.00 0.73 0.19 0.08 82.85 21:20:28 3 16.01 0.00 0.74 0.01 0.08 83.16 21:30:34 all 11.46 0.00 0.60 0.02 0.08 87.83 21:30:34 0 11.12 0.00 0.65 0.03 0.08 88.12 21:30:34 1 11.99 0.00 0.64 0.03 0.09 87.25 21:30:34 2 11.02 0.00 0.61 0.02 0.09 88.27 21:30:34 3 11.73 0.00 0.52 0.01 0.08 87.66 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.33 0.00 0.91 0.05 0.08 77.62 Average: 0 21.35 0.00 0.92 0.05 0.08 77.60 Average: 1 21.17 0.00 0.93 0.06 0.08 77.77 Average: 2 21.15 0.00 0.90 0.06 0.08 77.81 Average: 3 21.66 0.00 0.91 0.04 0.08 77.31