---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-58631 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 17G 61G 22% / 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 741 6375 4 8872 14904 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:39:a6:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79692sec preferred_lft 79692sec inet6 fe80::f816:3eff:fe39:a664/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:9f:fc:22:dc:e0 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::8c9f:fcff:fe22:dce0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-58631) 09/25/26 _x86_64_ (4 CPU) 12:05:21 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:10 41.86 2.15 36.87 2.85 145.99 9231.89 8724.34 12:30:11 4.68 0.08 4.39 0.21 1.55 151.65 719.81 12:40:01 8.53 0.00 8.13 0.39 0.01 271.91 531.03 12:50:18 34.87 0.77 32.34 1.75 10.25 3062.38 1047.73 13:00:20 18.90 0.00 18.03 0.87 0.44 554.08 940.51 13:10:01 20.58 0.05 4.50 16.02 0.62 137.18 221238.55 13:20:20 5.27 0.00 5.06 0.21 0.00 153.02 79.26 13:30:20 4.94 0.00 4.72 0.23 0.00 157.02 110.73 13:40:01 9.49 0.00 9.03 0.46 0.03 585.33 234.59 13:50:14 5.38 0.00 5.19 0.19 0.01 173.72 87.95 Average: 15.51 0.31 12.92 2.27 16.11 1466.07 22635.81 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:10 3588344 11434064 4491952 27.44 238212 7444612 5431228 31.18 1973792 10095808 456 12:30:11 7426332 15285480 642032 3.92 239144 7456708 1403804 8.06 1994352 6225136 5584 12:40:01 1713816 9585808 6339340 38.72 240600 7468244 7040880 40.41 1997812 11923052 112 12:50:18 5724184 13658652 2266560 13.84 262492 7497392 3053728 17.53 2231368 7680132 1476 13:00:20 3254344 11263908 4661548 28.47 265428 7569120 5432880 31.18 2242728 10145644 436 13:10:01 3241524 11274628 4650660 28.40 266180 7591848 5381896 30.89 2249348 10148420 248 13:20:20 1792608 9847620 6076964 37.12 266672 7613200 6889496 39.55 2251380 11587088 512 13:30:20 1701696 9780032 6144452 37.53 267300 7635848 6849676 39.32 2254936 11670488 288 13:40:01 3138780 11349388 4575492 27.95 271184 7755828 5316272 30.52 2262624 10215444 1100 13:50:14 2959040 11197304 4727440 28.87 271744 7782276 5285096 30.34 2270856 10405184 52 Average: 3454067 11467688 4457644 27.23 258896 7581508 5208496 29.90 2172920 10009640 1026 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:10 lo 9.86 9.86 8.36 8.36 0.00 0.00 0.00 0.00 12:20:10 ens3 51.59 31.28 590.57 3.66 0.00 0.00 0.00 0.00 12:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:11 lo 14.87 14.87 7.19 7.19 0.00 0.00 0.00 0.00 12:30:11 ens3 0.64 0.68 0.13 0.11 0.00 0.00 0.00 0.00 12:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 11.78 11.78 6.89 6.89 0.00 0.00 0.00 0.00 12:40:01 ens3 0.50 0.35 0.11 0.08 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:18 lo 20.33 20.33 16.23 16.23 0.00 0.00 0.00 0.00 12:50:18 ens3 1.80 1.64 0.51 0.43 0.00 0.00 0.00 0.00 12:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:20 lo 27.78 27.78 13.68 13.68 0.00 0.00 0.00 0.00 13:00:20 ens3 1.13 0.96 0.25 0.21 0.00 0.00 0.00 0.00 13:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 20.65 20.65 8.66 8.66 0.00 0.00 0.00 0.00 13:10:01 ens3 0.72 0.55 0.19 0.15 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:20 lo 20.36 20.36 8.64 8.64 0.00 0.00 0.00 0.00 13:20:20 ens3 0.50 0.33 0.12 0.09 0.00 0.00 0.00 0.00 13:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:20 lo 18.97 18.97 10.03 10.03 0.00 0.00 0.00 0.00 13:30:20 ens3 0.63 0.52 0.13 0.11 0.00 0.00 0.00 0.00 13:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 16.86 16.86 9.72 9.72 0.00 0.00 0.00 0.00 13:40:01 ens3 0.83 0.68 0.22 0.18 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:14 lo 19.76 19.76 8.22 8.22 0.00 0.00 0.00 0.00 13:50:14 ens3 0.98 0.69 0.28 0.21 0.00 0.00 0.00 0.00 13:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.13 18.13 9.78 9.78 0.00 0.00 0.00 0.00 Average: ens3 6.00 3.81 60.04 0.53 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-58631) 09/25/26 _x86_64_ (4 CPU) 12:05:21 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:10 all 26.92 0.00 1.38 0.40 0.03 71.28 12:20:10 0 26.49 0.00 1.37 0.32 0.02 71.81 12:20:10 1 27.84 0.00 1.45 0.47 0.03 70.21 12:20:10 2 26.60 0.00 1.38 0.40 0.03 71.59 12:20:10 3 26.77 0.00 1.31 0.40 0.03 71.49 12:30:11 all 10.35 0.00 0.60 0.02 0.01 89.01 12:30:11 0 10.42 0.00 0.64 0.01 0.01 88.92 12:30:11 1 10.25 0.00 0.60 0.01 0.01 89.13 12:30:11 2 10.01 0.00 0.51 0.02 0.01 89.45 12:30:11 3 10.74 0.00 0.65 0.05 0.02 88.55 12:40:01 all 16.99 0.00 0.81 0.04 0.02 82.14 12:40:01 0 17.68 0.00 0.98 0.02 0.02 81.31 12:40:01 1 17.80 0.00 0.70 0.06 0.03 81.41 12:40:01 2 16.31 0.00 0.80 0.04 0.02 82.82 12:40:01 3 16.15 0.00 0.78 0.05 0.02 83.01 12:50:18 all 47.40 0.00 1.93 0.12 0.04 50.51 12:50:18 0 47.45 0.00 2.02 0.07 0.04 50.42 12:50:18 1 47.30 0.00 1.93 0.09 0.04 50.64 12:50:18 2 46.97 0.00 1.89 0.06 0.05 51.02 12:50:18 3 47.87 0.00 1.86 0.28 0.04 49.95 13:00:20 all 33.21 0.00 1.30 0.08 0.03 65.37 13:00:20 0 33.31 0.00 1.46 0.05 0.03 65.14 13:00:20 1 33.32 0.00 1.30 0.01 0.03 65.34 13:00:20 2 32.87 0.00 1.28 0.08 0.03 65.74 13:00:20 3 33.35 0.00 1.19 0.18 0.03 65.26 13:10:01 all 8.37 0.00 0.51 0.05 0.02 91.05 13:10:01 0 8.21 0.00 0.59 0.01 0.02 91.18 13:10:01 1 8.65 0.00 0.54 0.02 0.02 90.77 13:10:01 2 8.53 0.00 0.47 0.15 0.02 90.83 13:10:01 3 8.10 0.00 0.45 0.02 0.02 91.42 13:20:20 all 9.32 0.00 0.48 0.02 0.02 90.16 13:20:20 0 9.59 0.00 0.54 0.00 0.02 89.85 13:20:20 1 9.16 0.00 0.47 0.02 0.01 90.33 13:20:20 2 9.56 0.00 0.49 0.02 0.02 89.91 13:20:20 3 8.95 0.00 0.44 0.05 0.02 90.55 13:30:20 all 10.53 0.00 0.63 0.03 0.02 88.79 13:30:20 0 9.93 0.00 0.73 0.01 0.02 89.31 13:30:20 1 10.76 0.00 0.60 0.06 0.02 88.57 13:30:20 2 10.84 0.00 0.60 0.03 0.02 88.51 13:30:20 3 10.59 0.00 0.58 0.02 0.02 88.79 13:40:01 all 14.75 0.00 0.86 0.04 0.02 84.33 13:40:01 0 14.57 0.00 0.83 0.02 0.01 84.56 13:40:01 1 13.66 0.00 0.79 0.04 0.02 85.49 13:40:01 2 14.83 0.00 0.85 0.03 0.01 84.28 13:40:01 3 15.95 0.00 0.95 0.09 0.02 82.98 13:50:14 all 8.64 0.00 0.48 0.03 0.02 90.84 13:50:14 0 8.13 0.00 0.52 0.02 0.02 91.31 13:50:14 1 8.97 0.00 0.48 0.03 0.02 90.51 13:50:14 2 9.03 0.00 0.49 0.02 0.02 90.44 13:50:14 3 8.43 0.00 0.43 0.04 0.01 91.08 Average: all 18.75 0.00 0.90 0.08 0.02 80.25 Average: 0 18.68 0.00 0.97 0.05 0.02 80.27 Average: 1 18.87 0.00 0.89 0.08 0.02 80.14 Average: 2 18.65 0.00 0.88 0.09 0.02 80.36 Average: 3 18.79 0.00 0.87 0.12 0.02 80.21